CVE-2023-52567

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In such a case we need to skip the wake\nevent as we came to this path from the timer interrupt and quite\nlikely system is already awake.\n\nWithout this fix we have got an Oops:\n\n serial8250: ttyS0 at I/O 0x3f8 (irq = 0, base_baud = 115200) is a 16550A\n ...\n BUG: kernel NULL pointer dereference, address: 0000000000000010\n RIP: 0010:serial8250_handle_irq+0x7c/0x240\n Call Trace:\n ? serial8250_handle_irq+0x7c/0x240\n ? __pfx_serial8250_timeout+0x10/0x10"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/tty/serial/8250/8250_port.c"], "versions": [{"version": "edfe57aedff4ecf3606533aabf8ecf7676c3c5d9", "lessThan": "ee5732caaffba3a37e753fdb89b4958db9a61847", "status": "affected", "versionType": "git"}, {"version": "0bd49a043c7984c93c2a0af41222fb71c3986a4e", "lessThan": "c334650150c29234b0923476f51573ae1b2f252a", "status": "affected", 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"d7c6aa39eb041e2a6a53106104200d11e2acc87f", "status": "affected", "versionType": "git"}, {"version": "f5fd2fd999b364801e9790c6f69f3fe3f40ed60f", "status": "affected", "versionType": "git"}, {"version": "4.14.315", "lessThan": "4.14.327", "status": "affected", "versionType": "semver"}, {"version": "4.19.283", "lessThan": "4.19.296", "status": "affected", "versionType": "semver"}, {"version": "5.4.243", "lessThan": "5.4.258", "status": "affected", "versionType": "semver"}, {"version": "5.10.180", "lessThan": "5.10.198", "status": "affected", "versionType": "semver"}, {"version": "5.15.111", "lessThan": "5.15.134", "status": "affected", "versionType": "semver"}, {"version": "6.1.28", "lessThan": "6.1.56", "status": "affected", "versionType": "semver"}, {"version": "6.2.15", "lessThan": "6.3", "status": "affected", "versionType": "semver"}, {"version": "6.3.2", "lessThan": "6.4", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": 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In such a case we need to skip the wake\nevent as we came to this path from the timer interrupt and quite\nlikely system is already awake.\n\nWithout this fix we have got an Oops:\n\n serial8250: ttyS0 at I/O 0x3f8 (irq = 0, base_baud = 115200) is a 16550A\n ...\n BUG: kernel NULL pointer dereference, address: 0000000000000010\n RIP: 0010:serial8250_handle_irq+0x7c/0x240\n Call Trace:\n ? serial8250_handle_irq+0x7c/0x240\n ? __pfx_serial8250_timeout+0x10/0x10"}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.14.327", "versionStartIncluding": "4.14.315"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.19.296", "versionStartIncluding": "4.19.283"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.4.258", "versionStartIncluding": "5.4.243"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.198", "versionStartIncluding": "5.10.180"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.134", "versionStartIncluding": "5.15.111"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.56", "versionStartIncluding": "6.1.28"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.5.6", "versionStartIncluding": "6.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6", "versionStartIncluding": "6.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "6.2.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "6.3.2"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T12:49:17.520Z"}}}, "cveMetadata": {"cveId": "CVE-2023-52567", "state": "PUBLISHED", "dateUpdated": "2025-05-04T12:49:17.520Z", "dateReserved": "2024-03-02T21:55:42.567Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-03-02T21:59:38.815Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

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"versionStartIncluding": "6.1.28", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "220EAEE9-2C66-435C-A761-F38E9BA43A2C", "versionEndExcluding": "6.5.6", "versionStartIncluding": "6.4", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:*", "matchCriteriaId": "84267A4F-DBC2-444F-B41D-69E15E1BEC97", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:*", "matchCriteriaId": "FB440208-241C-4246-9A83-C1715C0DAA6C", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.6:rc3:*:*:*:*:*:*", "matchCriteriaId": "0DC421F1-3D5A-4BEF-BF76-4E468985D20B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nserial: 8250_port: Check IRQ data before use\n\nIn case the leaf driver wants to use IRQ polling (irq = 0) and\nIIR register shows that an interrupt happened in the 8250 hardware\nthe IRQ data can be NULL. In such a case we need to skip the wake\nevent as we came to this path from the timer interrupt and quite\nlikely system is already awake.\n\nWithout this fix we have got an Oops:\n\n serial8250: ttyS0 at I/O 0x3f8 (irq = 0, base_baud = 115200) is a 16550A\n ...\n BUG: kernel NULL pointer dereference, address: 0000000000000010\n RIP: 0010:serial8250_handle_irq+0x7c/0x240\n Call Trace:\n ? serial8250_handle_irq+0x7c/0x240\n ? __pfx_serial8250_timeout+0x10/0x10"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: serial: 8250_port: verifique los datos IRQ antes de usarlos. En caso de que el controlador hoja quiera usar el sondeo IRQ (irq = 0) y el registro IIR muestre que ocurri\u00f3 una interrupci\u00f3n en el hardware 8250, el IRQ los datos pueden ser NULL. En tal caso, debemos omitir el evento de activaci\u00f3n, ya que llegamos a este camino desde la interrupci\u00f3n del temporizador y es muy probable que el sistema ya est\u00e9 despierto. Sin esta soluci\u00f3n, tenemos un Ups: serial8250: ttyS0 en E/S 0x3f8 (irq = 0, base_baud = 115200) es un 16550A... ERROR: desreferencia del puntero NULL del kernel, direcci\u00f3n: 00000000000000010 RIP: 0010:serial8250_handle_irq+0x7c/ 0x240 Seguimiento de llamadas: ? serial8250_handle_irq+0x7c/0x240? __pfx_serial8250_timeout+0x10/0x10"}], "id": "CVE-2023-52567", "lastModified": "2026-06-17T06:43:02.643", "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-2023-52567", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-06-21T16:12:47.412833Z", "version": "2.0.3"}}]}, "published": "2024-03-02T22:15:49.073", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2b837f13a818f96304736453ac53b66a70aaa4f2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3345cc5f02f1fb4c4dcb114706f2210d879ab933"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bf3c728e3692cc6d998874f0f27d433117348742"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c334650150c29234b0923476f51573ae1b2f252a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/cce7fc8b29961b64fadb1ce398dc5ff32a79643b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e14afa4450cb7e4cf93e993a765801203d41d014"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e14f68a48fd445a083ac0750fafcb064df5f18f7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ee5732caaffba3a37e753fdb89b4958db9a61847"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2b837f13a818f96304736453ac53b66a70aaa4f2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3345cc5f02f1fb4c4dcb114706f2210d879ab933"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bf3c728e3692cc6d998874f0f27d433117348742"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c334650150c29234b0923476f51573ae1b2f252a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/cce7fc8b29961b64fadb1ce398dc5ff32a79643b"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e14afa4450cb7e4cf93e993a765801203d41d014"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e14f68a48fd445a083ac0750fafcb064df5f18f7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ee5732caaffba3a37e753fdb89b4958db9a61847"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: serial: 8250_port: IRQ data NULL pointer dereference", "id": "2267739", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2267739"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nserial: 8250_port: Check IRQ data before use\nIn case the leaf driver wants to use IRQ polling (irq = 0) and\nIIR register shows that an interrupt happened in the 8250 hardware\nthe IRQ data can be NULL. In such a case we need to skip the wake\nevent as we came to this path from the timer interrupt and quite\nlikely system is already awake.\nWithout this fix we have got an Oops:\nserial8250: ttyS0 at I/O 0x3f8 (irq = 0, base_baud = 115200) is a 16550A\n...\nBUG: kernel NULL pointer dereference, address: 0000000000000010\nRIP: 0010:serial8250_handle_irq+0x7c/0x240\nCall Trace:\n? serial8250_handle_irq+0x7c/0x240\n? __pfx_serial8250_timeout+0x10/0x10"], "name": "CVE-2023-52567", "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": "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-03-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-52567\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-52567\nhttps://lore.kernel.org/linux-cve-announce/2024030254-CVE-2023-52567-38c1@gregkh/T/#u"], "threat_severity": "Low"}

{}