{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-71239", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-02-18T14:25:13.845Z", "datePublished": "2026-03-17T09:11:03.386Z", "dateUpdated": "2026-05-11T21:57:01.981Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:57:01.981Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naudit: add fchmodat2() to change attributes class\n\nfchmodat2(), introduced in version 6.6 is currently not in the change\nattribute class of audit. Calling fchmodat2() to change a file\nattribute in the same fashion than chmod() or fchmodat() will bypass\naudit rules such as:\n\n-w /tmp/test -p rwa -k test_rwa\n\nThe current patch adds fchmodat2() to the change attributes class."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["include/asm-generic/audit_change_attr.h"], "versions": [{"version": "09da082b07bbae1c11d9560c8502800039aebcea", "lessThan": "91e27bc79c3bca93c06bf5a471d47df9a35b3741", "status": "affected", "versionType": "git"}, {"version": "09da082b07bbae1c11d9560c8502800039aebcea", "lessThan": "3e762a03713e8c25ca0108c075d662c897fc0623", "status": "affected", "versionType": "git"}, {"version": "09da082b07bbae1c11d9560c8502800039aebcea", "lessThan": "4fed776ca86378da7dd743a7b648e20b025ba8ef", "status": "affected", "versionType": "git"}, {"version": "09da082b07bbae1c11d9560c8502800039aebcea", "lessThan": "c4334c0d0e7d6f02ed93756fd4ba807e3d00c05f", "status": "affected", "versionType": "git"}, {"version": "09da082b07bbae1c11d9560c8502800039aebcea", "lessThan": "4f493a6079b588cf1f04ce5ed6cdad45ab0d53dc", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["include/asm-generic/audit_change_attr.h"], "versions": [{"version": "6.6", "status": "affected"}, {"version": "0", "lessThan": "6.6", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.128", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.75", "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": "6.6", "versionEndExcluding": "6.6.128"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.18.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/91e27bc79c3bca93c06bf5a471d47df9a35b3741"}, {"url": "https://git.kernel.org/stable/c/3e762a03713e8c25ca0108c075d662c897fc0623"}, {"url": "https://git.kernel.org/stable/c/4fed776ca86378da7dd743a7b648e20b025ba8ef"}, {"url": "https://git.kernel.org/stable/c/c4334c0d0e7d6f02ed93756fd4ba807e3d00c05f"}, {"url": "https://git.kernel.org/stable/c/4f493a6079b588cf1f04ce5ed6cdad45ab0d53dc"}, {"url": "https://www.bencteux.fr/posts/missing_syscalls_audit/"}], "title": "audit: add fchmodat2() to change attributes class", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C0FD95A9-209E-44A8-8F1D-1EB130F75861", "versionEndExcluding": "6.6.128", "versionStartIncluding": "6.6", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "BCE16369-98ED-41CF-8995-DFDC10B288D2", "versionEndExcluding": "6.12.75", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B", "versionEndExcluding": "6.18.16", "versionStartIncluding": "6.13", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67", "versionEndExcluding": "6.19.6", "versionStartIncluding": "6.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naudit: add fchmodat2() to change attributes class\n\nfchmodat2(), introduced in version 6.6 is currently not in the change\nattribute class of audit. Calling fchmodat2() to change a file\nattribute in the same fashion than chmod() or fchmodat() will bypass\naudit rules such as:\n\n-w /tmp/test -p rwa -k test_rwa\n\nThe current patch adds fchmodat2() to the change attributes class."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\naudit: a\u00f1adir fchmodat2() a la clase de cambio de atributos\n\nfchmodat2(), introducido en la versi\u00f3n 6.6, actualmente no est\u00e1 en la clase de cambio de atributos de audit. Llamar a fchmodat2() para cambiar un atributo de archivo de la misma manera que chmod() o fchmodat() eludir\u00e1 las reglas de audit como:\n\n-w /tmp/test -p rwa -k test_rwa\n\nEl parche actual a\u00f1ade fchmodat2() a la clase de cambio de atributos."}], "id": "CVE-2025-71239", "lastModified": "2026-05-20T19:47:56.780", "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"}]}, "published": "2026-03-17T10:15:59.010", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3e762a03713e8c25ca0108c075d662c897fc0623"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4f493a6079b588cf1f04ce5ed6cdad45ab0d53dc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4fed776ca86378da7dd743a7b648e20b025ba8ef"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/91e27bc79c3bca93c06bf5a471d47df9a35b3741"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c4334c0d0e7d6f02ed93756fd4ba807e3d00c05f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Third Party Advisory"], "url": "https://www.bencteux.fr/posts/missing_syscalls_audit/"}], "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: audit: add fchmodat2() to change attributes class", "id": "2448336", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448336"}, "csaw": false, "details": ["No description is available for this CVE."], "name": "CVE-2025-71239", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "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": "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": "2026-03-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-71239\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-71239\nhttps://lore.kernel.org/linux-cve-announce/2026031708-CVE-2025-71239-47f6@gregkh/T"]}

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