CVE-2023-52880

{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2023-52880", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T15:35:00.781Z", "datePublished": "2024-05-24T15:33:17.439Z", "dateUpdated": "2026-08-05T09:11:49.513Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T09:11:49.513Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc\n\nAny unprivileged user can attach N_GSM0710 ldisc, but it requires\nCAP_NET_ADMIN to create a GSM network anyway.\n\nRequire initial namespace CAP_NET_ADMIN to do that."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - Exploitation is entirely local: an attacker opens a pty (/dev/ptmx), issues ioctl(TIOCSETD, N_GSM0710) \u2192 tiocsetd \u2192 tty_set_ldisc \u2192 gsmld_open, then drives GSMIOC_SETCONF and frame I/O on that tty. There is no network-facing or adjacent-link path into this code.\nAC:L - Attaching the ldisc and configuring the mux is fully attacker-controlled and deterministic on a self-owned pty, with no race or other condition outside the attacker\u2019s influence.\nPR:L - Before the fix, gsmld_open had no capability check, so any unprivileged local user with a pty could attach N_GSM0710; CAP_NET_ADMIN was only required later for GSMIOC_ENABLE_NET, not for attach/configure.\nUI:N - The attacker performs openpty, TIOCSETD, GSMIOC_SETCONF, and subsequent I/O entirely in their own process; no victim action is required.\nS:U - Impact remains within the host kernel\u2019s security authority as a local privilege-escalation/DoS boundary; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - Unprivileged attach exposes the full n_gsm mux/parser heap paths; throughout this CVE\u2019s lifetime the same entry path enabled serious memory-corruption bugs (e.g. CVE-2024-36016 heap OOB readable via DLCI/tty paths, timer/cleanup UAFs), yielding kernel disclosure primitives.\nI:H - The same exposed attach/configure/cleanup surface enables heap overflow and use-after-free write primitives against adjacent slab objects and gsm_mux control state, supporting arbitrary write and control-flow hijack.\nA:H - Abusing the unprivileged mux attach/teardown and parser paths reliably corrupts kernel state and triggers oops/panic (as seen in related n_gsm KASAN/oops reports), fully denying host availability."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/tty/n_gsm.c"], "versions": [{"version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "7d303dee473ba3529d75b63491e9963342107bed", "status": "affected", "versionType": "git"}, {"version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "7a529c9023a197ab3bf09bb95df32a3813f7ba58", "status": "affected", "versionType": "git"}, {"version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "ada28eb4b9561aab93942f3224a2e41d76fe57fa", "status": "affected", "versionType": "git"}, {"version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a", "status": "affected", "versionType": "git"}, {"version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "2b85977977cbd120591b23c2450e90a5806a7167", "status": "affected", "versionType": "git"}, {"version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "67c37756898a5a6b2941a13ae7260c89b54e0d88", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/tty/n_gsm.c"], "versions": [{"version": "2.6.35", "status": "affected"}, {"version": "0", "lessThan": "2.6.35", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.312", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.274", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.215", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.155", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.86", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.35", "versionEndExcluding": "4.19.312"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.35", "versionEndExcluding": "5.4.274"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.35", "versionEndExcluding": "5.10.215"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.35", "versionEndExcluding": "5.15.155"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.35", "versionEndExcluding": "6.1.86"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.35", "versionEndExcluding": "6.6"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/7d303dee473ba3529d75b63491e9963342107bed"}, {"url": "https://git.kernel.org/stable/c/7a529c9023a197ab3bf09bb95df32a3813f7ba58"}, {"url": "https://git.kernel.org/stable/c/ada28eb4b9561aab93942f3224a2e41d76fe57fa"}, {"url": "https://git.kernel.org/stable/c/2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a"}, {"url": "https://git.kernel.org/stable/c/2b85977977cbd120591b23c2450e90a5806a7167"}, {"url": "https://git.kernel.org/stable/c/67c37756898a5a6b2941a13ae7260c89b54e0d88"}], "title": "tty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-52880", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-24T19:10:27.057428Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:23:31.686Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T23:18:41.167Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/7d303dee473ba3529d75b63491e9963342107bed", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/7a529c9023a197ab3bf09bb95df32a3813f7ba58", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/ada28eb4b9561aab93942f3224a2e41d76fe57fa", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/2b85977977cbd120591b23c2450e90a5806a7167", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/67c37756898a5a6b2941a13ae7260c89b54e0d88", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html", "tags": ["x_transferred"]}]}]}, "dataVersion": "5.2"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/7d303dee473ba3529d75b63491e9963342107bed", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/7a529c9023a197ab3bf09bb95df32a3813f7ba58", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/ada28eb4b9561aab93942f3224a2e41d76fe57fa", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/2b85977977cbd120591b23c2450e90a5806a7167", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/67c37756898a5a6b2941a13ae7260c89b54e0d88", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T23:18:41.167Z"}}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-52880", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-24T19:10:27.057428Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-05-24T19:10:42.540Z"}, "title": "CISA ADP Vulnrichment"}], "cna": {"title": "tty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc", "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 7.8, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}, "scenarios": [{"lang": "en", "value": "AV:L - Exploitation is entirely local: an attacker opens a pty (/dev/ptmx), issues ioctl(TIOCSETD, N_GSM0710) \u2192 tiocsetd \u2192 tty_set_ldisc \u2192 gsmld_open, then drives GSMIOC_SETCONF and frame I/O on that tty. There is no network-facing or adjacent-link path into this code.\nAC:L - Attaching the ldisc and configuring the mux is fully attacker-controlled and deterministic on a self-owned pty, with no race or other condition outside the attacker\u2019s influence.\nPR:L - Before the fix, gsmld_open had no capability check, so any unprivileged local user with a pty could attach N_GSM0710; CAP_NET_ADMIN was only required later for GSMIOC_ENABLE_NET, not for attach/configure.\nUI:N - The attacker performs openpty, TIOCSETD, GSMIOC_SETCONF, and subsequent I/O entirely in their own process; no victim action is required.\nS:U - Impact remains within the host kernel\u2019s security authority as a local privilege-escalation/DoS boundary; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - Unprivileged attach exposes the full n_gsm mux/parser heap paths; throughout this CVE\u2019s lifetime the same entry path enabled serious memory-corruption bugs (e.g. CVE-2024-36016 heap OOB readable via DLCI/tty paths, timer/cleanup UAFs), yielding kernel disclosure primitives.\nI:H - The same exposed attach/configure/cleanup surface enables heap overflow and use-after-free write primitives against adjacent slab objects and gsm_mux control state, supporting arbitrary write and control-flow hijack.\nA:H - Abusing the unprivileged mux attach/teardown and parser paths reliably corrupts kernel state and triggers oops/panic (as seen in related n_gsm KASAN/oops reports), fully denying host availability."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "7d303dee473ba3529d75b63491e9963342107bed", "versionType": "git"}, {"status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "7a529c9023a197ab3bf09bb95df32a3813f7ba58", "versionType": "git"}, {"status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "ada28eb4b9561aab93942f3224a2e41d76fe57fa", "versionType": "git"}, {"status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a", "versionType": "git"}, {"status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "2b85977977cbd120591b23c2450e90a5806a7167", "versionType": "git"}, {"status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "lessThan": "67c37756898a5a6b2941a13ae7260c89b54e0d88", "versionType": "git"}], "programFiles": ["drivers/tty/n_gsm.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "2.6.35"}, {"status": "unaffected", "version": "0", "lessThan": "2.6.35", "versionType": "semver"}, {"status": "unaffected", "version": "4.19.312", "versionType": "semver", "lessThanOrEqual": "4.19.*"}, {"status": "unaffected", "version": "5.4.274", "versionType": "semver", "lessThanOrEqual": "5.4.*"}, {"status": "unaffected", "version": "5.10.215", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.155", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.86", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/tty/n_gsm.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/7d303dee473ba3529d75b63491e9963342107bed"}, {"url": "https://git.kernel.org/stable/c/7a529c9023a197ab3bf09bb95df32a3813f7ba58"}, {"url": "https://git.kernel.org/stable/c/ada28eb4b9561aab93942f3224a2e41d76fe57fa"}, {"url": "https://git.kernel.org/stable/c/2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a"}, {"url": "https://git.kernel.org/stable/c/2b85977977cbd120591b23c2450e90a5806a7167"}, {"url": "https://git.kernel.org/stable/c/67c37756898a5a6b2941a13ae7260c89b54e0d88"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc\n\nAny unprivileged user can attach N_GSM0710 ldisc, but it requires\nCAP_NET_ADMIN to create a GSM network anyway.\n\nRequire initial namespace CAP_NET_ADMIN to do that."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.19.312", "versionStartIncluding": "2.6.35"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.4.274", "versionStartIncluding": "2.6.35"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.215", "versionStartIncluding": "2.6.35"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.155", "versionStartIncluding": "2.6.35"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.86", "versionStartIncluding": "2.6.35"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6", "versionStartIncluding": "2.6.35"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T09:11:49.513Z"}}}, "cveMetadata": {"cveId": "CVE-2023-52880", "state": "PUBLISHED", "dateUpdated": "2026-08-05T09:11:49.513Z", "dateReserved": "2024-05-21T15:35:00.781Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-05-24T15:33:17.439Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/tty/n_gsm.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "7d303dee473ba3529d75b63491e9963342107bed", "status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "versionType": "git"}, {"lessThan": "7a529c9023a197ab3bf09bb95df32a3813f7ba58", "status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "versionType": "git"}, {"lessThan": "ada28eb4b9561aab93942f3224a2e41d76fe57fa", "status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "versionType": "git"}, {"lessThan": "2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a", "status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "versionType": "git"}, {"lessThan": "2b85977977cbd120591b23c2450e90a5806a7167", "status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "versionType": "git"}, {"lessThan": "67c37756898a5a6b2941a13ae7260c89b54e0d88", "status": "affected", "version": "e1eaea46bb4020b38a141b84f88565d4603f8dd0", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/tty/n_gsm.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "2.6.35"}, {"lessThan": "2.6.35", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "4.19.*", "status": "unaffected", "version": "4.19.312", "versionType": "semver"}, {"lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.274", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.215", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.155", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.86", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.6", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "23F858DD-6739-4BD9-9DA9-A9F5F66187C0", "versionEndExcluding": "4.19.312", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F45A0F3C-C16D-49C4-86D6-D021C3D4B834", "versionEndExcluding": "5.4.274", "versionStartIncluding": "4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "9CD5894E-58E9-4B4A-B0F4-3E6BC134B8F5", "versionEndExcluding": "5.10.215", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F11B6314-A852-4FBD-AD84-ECE23F5C092B", "versionEndExcluding": "5.15.155", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F5D13FF4-8931-475F-A397-FD0594589F56", "versionEndExcluding": "6.1.86", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "6747FDB4-EF6B-4019-9232-82D90A3D6E73", "versionEndExcluding": "6.6", "versionStartIncluding": "6.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc\n\nAny unprivileged user can attach N_GSM0710 ldisc, but it requires\nCAP_NET_ADMIN to create a GSM network anyway.\n\nRequire initial namespace CAP_NET_ADMIN to do that."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: tty: n_gsm: requiere CAP_NET_ADMIN para adjuntar el ldisc N_GSM0710. Cualquier usuario sin privilegios puede adjuntar el ldisc N_GSM0710, pero de todos modos requiere CAP_NET_ADMIN para crear una red GSM. Requiere el espacio de nombres inicial CAP_NET_ADMIN para hacer eso."}], "id": "CVE-2023-52880", "lastModified": "2026-08-04T10:18:47.410", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-52880", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-05-24T19:10:27.057428Z", "version": "2.0.3"}}]}, "published": "2024-05-24T16:15:10.033", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2b85977977cbd120591b23c2450e90a5806a7167"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/67c37756898a5a6b2941a13ae7260c89b54e0d88"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7a529c9023a197ab3bf09bb95df32a3813f7ba58"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7d303dee473ba3529d75b63491e9963342107bed"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ada28eb4b9561aab93942f3224a2e41d76fe57fa"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2b85977977cbd120591b23c2450e90a5806a7167"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2d154a54c58f9c8375bfbea9f7e51ba3bfb2e43a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/67c37756898a5a6b2941a13ae7260c89b54e0d88"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7a529c9023a197ab3bf09bb95df32a3813f7ba58"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7d303dee473ba3529d75b63491e9963342107bed"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ada28eb4b9561aab93942f3224a2e41d76fe57fa"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:5928", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.33.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-08-28T00:00:00Z"}, {"advisory": "RHSA-2024:5928", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.33.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-08-28T00:00:00Z"}, {"advisory": "RHSA-2024:6744", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "kernel-0:5.14.0-284.84.1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-09-18T00:00:00Z"}, {"advisory": "RHSA-2024:6745", "cpe": "cpe:/a:redhat:rhel_eus:9.2::nfv", "package": "kernel-rt-0:5.14.0-284.84.1.rt14.369.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-09-18T00:00:00Z"}], "bugzilla": {"description": "kernel: tty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc", "id": "2283468", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2283468"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-99", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ntty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc\nAny unprivileged user can attach N_GSM0710 ldisc, but it requires\nCAP_NET_ADMIN to create a GSM network anyway.\nRequire initial namespace CAP_NET_ADMIN to do that."], "name": "CVE-2023-52880", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-05-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-52880\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-52880\nhttps://lore.kernel.org/linux-cve-announce/2024052422-CVE-2023-52880-d2ff@gregkh/T"], "threat_severity": "Low"}

{}