CVE-2026-23241
Full vulnerability record from the local CVENow database.
Description
In the Linux kernel, the following vulnerability has been resolved: audit: add missing syscalls to read class The "at" variant of getxattr() and listxattr() are missing from the audit read class. Calling getxattrat() or listxattrat() on a file to read its extended attributes will bypass audit rules such as: -w /tmp/test -p rwa -k test_rwa The current patch adds missing syscalls to the audit read class.
Severity
MEDIUM
CVSS score
5.5
(v3.1)
Vulnerability status
Analyzed
Source identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published
2026-03-17 10:16:00.127000
Last modified
2026-11-05 22:18:08.127000
View original CVE JSON
{
"id": "CVE-2026-23241",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2026-03-17T10:16:00.127",
"lastModified": "2026-11-05T22:18:08.127",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\naudit: add missing syscalls to read class\n\nThe \"at\" variant of getxattr() and listxattr() are missing from the\naudit read class. Calling getxattrat() or listxattrat() on a file to\nread its extended attributes will bypass audit rules such as:\n\n-w /tmp/test -p rwa -k test_rwa\n\nThe current patch adds missing syscalls to the audit read class."
},
{
"lang": "es",
"value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nauditoría: añadir llamadas al sistema faltantes a la clase de lectura\n\nLa variante 'at' de getxattr() y listxattr() faltan de la clase de lectura de auditoría. Llamar a getxattrat() o listxattrat() en un archivo para leer sus atributos extendidos omitirá las reglas de auditoría tales como:\n\n-w /tmp/test -p rwa -k test_rwa\n\nEl parche actual añade las llamadas al sistema faltantes a la clase de lectura de auditoría."
}
],
"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "unaffected",
"programFiles": [
"include/asm-generic/audit_read.h"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "6140be90ec70c39fa844741ca3cc807dd0866394",
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"versionType": "git",
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],
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"status": "affected"
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{
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"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.18.16",
"lessThanOrEqual": "6.18.*",
"versionType": "semver",
"status": "unaffected"
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{
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"versionType": "semver",
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},
{
"version": "7.0",
"lessThanOrEqual": "*",
"versionType": "original_commit_for_fix",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-11-05T21:22:53.622059Z",
"id": "CVE-2026-23241",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
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},
"weaknesses": [
{
"source": "[email protected]",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
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"configurations": [
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"operator": "OR",
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"cpeMatch": [
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"references": [
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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{
"url": "https://www.bencteux.fr/posts/missing_syscalls_audit/",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
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}