configfs: fix lockless traversals of ->s_children
Summary
| CVE | CVE-2026-74330 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-08-15 06:22:33 UTC |
| Updated | 2026-08-15 06:22:33 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: configfs: fix lockless traversals of ->s_children Having the parent directory locked protects entries from removal by another thread, but it does *not* protect cursors from being moved around by lseek() - or freed, for that matter. |
Risk And Classification
EPSS: 0.001760000 probability, percentile 0.074240000 (date 2026-08-15)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 6f61076406251626be39651d114fac412b1e0c39 77fd6f50f633a52c2db061e7d71d8cb486b0265e git | Not specified |
| CNA | Linux | Linux | affected 6f61076406251626be39651d114fac412b1e0c39 91f289728ec706b7ff1ca0ee845dd73ff2253488 git | Not specified |
| CNA | Linux | Linux | affected 6f61076406251626be39651d114fac412b1e0c39 b166ab78dc3f48e83d2c80bdfde4159b31fdc5fb git | Not specified |
| CNA | Linux | Linux | affected 6f61076406251626be39651d114fac412b1e0c39 9e57e2863872e82e7c7237bc32299f67ebebc543 git | Not specified |
| CNA | Linux | Linux | affected 6f61076406251626be39651d114fac412b1e0c39 459860529c109c5ce08b81c0776ca1200eaaeb4a git | Not specified |
| CNA | Linux | Linux | affected 6f61076406251626be39651d114fac412b1e0c39 637ef4961470e04455102b34ac484a34d8eca0a4 git | Not specified |
| CNA | Linux | Linux | affected 6f61076406251626be39651d114fac412b1e0c39 e6d93108e0a27d7e6f95c7e45017d14ba2900d32 git | Not specified |
| CNA | Linux | Linux | affected 6f61076406251626be39651d114fac412b1e0c39 9b9e8bb81c41fd27e7b57a1c936fde140548535f git | Not specified |
| CNA | Linux | Linux | affected 2.6.27 | Not specified |
| CNA | Linux | Linux | unaffected 2.6.27 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.261 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.212 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.178 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.145 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.97 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.40 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.1.5 7.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.2-rc1 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/9e57e2863872e82e7c7237bc32299f67ebebc543 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/637ef4961470e04455102b34ac484a34d8eca0a4 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/b166ab78dc3f48e83d2c80bdfde4159b31fdc5fb | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/9b9e8bb81c41fd27e7b57a1c936fde140548535f | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/77fd6f50f633a52c2db061e7d71d8cb486b0265e | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/459860529c109c5ce08b81c0776ca1200eaaeb4a | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/91f289728ec706b7ff1ca0ee845dd73ff2253488 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/e6d93108e0a27d7e6f95c7e45017d14ba2900d32 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| 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.