audit: add fchmodat2() to change attributes class
Summary
| CVE | CVE-2025-71239 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-03-17 10:15:59 UTC |
| Updated | 2026-05-20 19:47:56 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: audit: add fchmodat2() to change attributes class fchmodat2(), introduced in version 6.6 is currently not in the change attribute class of audit. Calling fchmodat2() to change a file attribute in the same fashion than chmod() or fchmodat() will bypass audit rules such as: -w /tmp/test -p rwa -k test_rwa The current patch adds fchmodat2() to the change attributes class. |
Risk And Classification
Primary CVSS: v3.1 5.5 MEDIUM from [email protected]
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Problem Types: NVD-CWE-noinfo
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 09da082b07bbae1c11d9560c8502800039aebcea 91e27bc79c3bca93c06bf5a471d47df9a35b3741 git | Not specified |
| CNA | Linux | Linux | affected 09da082b07bbae1c11d9560c8502800039aebcea 3e762a03713e8c25ca0108c075d662c897fc0623 git | Not specified |
| CNA | Linux | Linux | affected 09da082b07bbae1c11d9560c8502800039aebcea 4fed776ca86378da7dd743a7b648e20b025ba8ef git | Not specified |
| CNA | Linux | Linux | affected 09da082b07bbae1c11d9560c8502800039aebcea c4334c0d0e7d6f02ed93756fd4ba807e3d00c05f git | Not specified |
| CNA | Linux | Linux | affected 09da082b07bbae1c11d9560c8502800039aebcea 4f493a6079b588cf1f04ce5ed6cdad45ab0d53dc git | Not specified |
| CNA | Linux | Linux | affected 6.6 | Not specified |
| CNA | Linux | Linux | unaffected 6.6 semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.128 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.75 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.16 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.19.6 6.19.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.bencteux.fr/posts/missing_syscalls_audit | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | www.bencteux.fr | Third Party Advisory |
| git.kernel.org/stable/c/91e27bc79c3bca93c06bf5a471d47df9a35b3741 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/4f493a6079b588cf1f04ce5ed6cdad45ab0d53dc | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/c4334c0d0e7d6f02ed93756fd4ba807e3d00c05f | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/4fed776ca86378da7dd743a7b648e20b025ba8ef | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/3e762a03713e8c25ca0108c075d662c897fc0623 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.