CVE-2026-23252

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Some of them could easily exceed that,\nand Jiaming Zhang found a few places where that can happen with syzbot.\n\nThe descriptions are debugging aids and aren't required to be unique, so\nlet's just pass in static strings and eliminate this path to failure.\nNote this patch touches a number of commits, most of which were merged\nbetween 6.6 and 6.14."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/xfs/scrub/agheader_repair.c", "fs/xfs/scrub/alloc_repair.c", "fs/xfs/scrub/attr_repair.c", "fs/xfs/scrub/bmap_repair.c", "fs/xfs/scrub/common.h", "fs/xfs/scrub/dir.c", "fs/xfs/scrub/dir_repair.c", "fs/xfs/scrub/dirtree.c", "fs/xfs/scrub/ialloc_repair.c", "fs/xfs/scrub/nlinks.c", "fs/xfs/scrub/parent.c", "fs/xfs/scrub/parent_repair.c", "fs/xfs/scrub/quotacheck.c", "fs/xfs/scrub/refcount_repair.c", "fs/xfs/scrub/rmap_repair.c", "fs/xfs/scrub/rtbitmap_repair.c", "fs/xfs/scrub/rtrefcount_repair.c", "fs/xfs/scrub/rtrmap_repair.c", "fs/xfs/scrub/rtsummary.c"], "versions": [{"version": "ab97f4b1c030750f2475bf4da8a9554d02206640", "lessThan": "695455fbc49053cbf555f2f302a5dcd600f412ff", "status": "affected", "versionType": "git"}, {"version": "ab97f4b1c030750f2475bf4da8a9554d02206640", "lessThan": "18e9cf2259b4157fd282b323514375f2f6a59edb", "status": "affected", "versionType": "git"}, {"version": "ab97f4b1c030750f2475bf4da8a9554d02206640", "lessThan": "2d8afee89262762fe0e5547772708c75f320c957", "status": "affected", "versionType": "git"}, {"version": "ab97f4b1c030750f2475bf4da8a9554d02206640", "lessThan": "60382993a2e18041f88c7969f567f168cd3b4de3", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/xfs/scrub/agheader_repair.c", "fs/xfs/scrub/alloc_repair.c", "fs/xfs/scrub/attr_repair.c", "fs/xfs/scrub/bmap_repair.c", "fs/xfs/scrub/common.h", "fs/xfs/scrub/dir.c", "fs/xfs/scrub/dir_repair.c", "fs/xfs/scrub/dirtree.c", "fs/xfs/scrub/ialloc_repair.c", "fs/xfs/scrub/nlinks.c", "fs/xfs/scrub/parent.c", "fs/xfs/scrub/parent_repair.c", "fs/xfs/scrub/quotacheck.c", "fs/xfs/scrub/refcount_repair.c", "fs/xfs/scrub/rmap_repair.c", "fs/xfs/scrub/rtbitmap_repair.c", "fs/xfs/scrub/rtrefcount_repair.c", "fs/xfs/scrub/rtrmap_repair.c", "fs/xfs/scrub/rtsummary.c"], "versions": [{"version": "6.10", "status": "affected"}, {"version": "0", "lessThan": "6.10", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.78", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.16", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.6", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "6.10", "versionEndExcluding": "6.12.78"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.10", "versionEndExcluding": "6.18.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.10", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.10", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/695455fbc49053cbf555f2f302a5dcd600f412ff"}, {"url": "https://git.kernel.org/stable/c/18e9cf2259b4157fd282b323514375f2f6a59edb"}, {"url": "https://git.kernel.org/stable/c/2d8afee89262762fe0e5547772708c75f320c957"}, {"url": "https://git.kernel.org/stable/c/60382993a2e18041f88c7969f567f168cd3b4de3"}], "title": "xfs: get rid of the xchk_xfile_*_descr calls", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-23252", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-05T21:23:36.372228Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-05T21:33:33.158Z"}}]}}

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Some of them could easily exceed that,\nand Jiaming Zhang found a few places where that can happen with syzbot.\n\nThe descriptions are debugging aids and aren't required to be unique, so\nlet's just pass in static strings and eliminate this path to failure.\nNote this patch touches a number of commits, most of which were merged\nbetween 6.6 and 6.14."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nxfs: eliminar las llamadas a xchk_xfile_*_descr\n\nLas macros xchk_xfile_*_descr llaman a kasprintf, lo que puede fallar al asignar memoria si la cadena formateada es mayor de 16 bytes (o cualesquiera que sean las garant\u00edas de nofail hoy en d\u00eda). Algunas de ellas podr\u00edan exceder f\u00e1cilmente eso, y Jiaming Zhang encontr\u00f3 algunos lugares donde eso puede ocurrir con syzbot.\n\nLas descripciones son ayudas de depuraci\u00f3n y no se requiere que sean \u00fanicas, as\u00ed que simplemente pasemos cadenas est\u00e1ticas y eliminemos esta ruta de fallo. N\u00f3tese que este parche afecta a varios commits, la mayor\u00eda de los cuales fueron fusionados entre 6.6 y 6.14."}], "id": "CVE-2026-23252", "lastModified": "2026-11-05T22:18:09.120", "metrics": {"cvssMetricV31": [{"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-2026-23252", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-05T21:23:36.372228Z", "version": "2.0.3"}}]}, "published": "2026-03-18T18:16:23.233", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/18e9cf2259b4157fd282b323514375f2f6a59edb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2d8afee89262762fe0e5547772708c75f320c957"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/60382993a2e18041f88c7969f567f168cd3b4de3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/695455fbc49053cbf555f2f302a5dcd600f412ff"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: xfs: get rid of the xchk_xfile_*_descr calls", "id": "2448704", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448704"}, "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": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2026-23252", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-03-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23252\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23252\nhttps://lore.kernel.org/linux-cve-announce/2026031846-CVE-2026-23252-6bef@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ab97f4b1c030750f2475bf4da8a9554d02206640,18e9cf2259b4157fd282b323514375f2f6a59edb)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ab97f4b1c030750f2475bf4da8a9554d02206640,2d8afee89262762fe0e5547772708c75f320c957)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ab97f4b1c030750f2475bf4da8a9554d02206640,60382993a2e18041f88c7969f567f168cd3b4de3)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "6.10"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.10)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.16,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.19.6,6.20.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.0-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-03-19T08:56:20.914236+00:00", "updated": "2026-06-01T17:30:16.196755+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-690", "CWE-400"]}