batman-adv: frag: fix primary_if leak on failed linearization
Summary
| CVE | CVE-2026-72228 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-08-15 06:21:49 UTC |
| Updated | 2026-08-17 06:18:24 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: batman-adv: frag: fix primary_if leak on failed linearization If the skb has a frag_list, it must be linearized before it can be split using skb_split(). But when this step failed, it must not only free the skb but also take care of the reference to the already found primary_if. |
Risk And Classification
EPSS: 0.002100000 probability, percentile 0.115360000 (date 2026-08-17)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected a6a73781b460c4fe2cf2c40400ac91dfddb353fa e59b1960f71521ce4eb4397c4e82f5285601ab57 git | Not specified |
| CNA | Linux | Linux | affected 8f37aad74f46dd5d8b95fac17804b75f77931fa9 c1b28432fd6345e0d2308f39c507ed5750c265d2 git | Not specified |
| CNA | Linux | Linux | affected a063f2fba3fa633a599253b62561051ac185fa99 4f3bf293f7662500142234ae6f23725953690bc9 git | Not specified |
| CNA | Linux | Linux | affected a063f2fba3fa633a599253b62561051ac185fa99 d2148aeee93197ccf821114489775132f28eebf5 git | Not specified |
| CNA | Linux | Linux | affected a063f2fba3fa633a599253b62561051ac185fa99 db3c700826e8126fbdaa83468a9c4ee4ee65319f git | Not specified |
| CNA | Linux | Linux | affected a063f2fba3fa633a599253b62561051ac185fa99 a90f4fff9025371bce5371daa610af957de8dd6a git | Not specified |
| CNA | Linux | Linux | affected a063f2fba3fa633a599253b62561051ac185fa99 777a88256d6f70672116e53400659cc417e1feaa git | Not specified |
| CNA | Linux | Linux | affected a063f2fba3fa633a599253b62561051ac185fa99 353d2c1d5492e53ae34f490a84494124dc3d3531 git | Not specified |
| CNA | Linux | Linux | affected 5ed837a7e05bcba72bdcd86b12547ea5b796cc01 git | Not specified |
| CNA | Linux | Linux | affected 5853618b022b8ed287a278540303e1b283d6f247 git | Not specified |
| CNA | Linux | Linux | affected 3915341a935f3397f65a01580dc3bfc4cdf53d14 git | Not specified |
| CNA | Linux | Linux | affected bea410635595f8efbec90c948da04c3613ef87ea git | Not specified |
| CNA | Linux | Linux | affected 5.10.117 5.10.261 semver | Not specified |
| CNA | Linux | Linux | affected 5.15.41 5.15.212 semver | Not specified |
| CNA | Linux | Linux | affected 4.14.280 4.15 semver | Not specified |
| CNA | Linux | Linux | affected 4.19.244 4.20 semver | Not specified |
| CNA | Linux | Linux | affected 5.4.195 5.5 semver | Not specified |
| CNA | Linux | Linux | affected 5.17.9 5.18 semver | Not specified |
| CNA | Linux | Linux | affected 5.18 | Not specified |
| CNA | Linux | Linux | unaffected 5.18 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 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/777a88256d6f70672116e53400659cc417e1feaa | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/db3c700826e8126fbdaa83468a9c4ee4ee65319f | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/4f3bf293f7662500142234ae6f23725953690bc9 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/e59b1960f71521ce4eb4397c4e82f5285601ab57 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/a90f4fff9025371bce5371daa610af957de8dd6a | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/353d2c1d5492e53ae34f490a84494124dc3d3531 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/d2148aeee93197ccf821114489775132f28eebf5 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/c1b28432fd6345e0d2308f39c507ed5750c265d2 | 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.