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CVE-2026-46212

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: prevent use-after-free when deleting claims When batadv_bla_del_backbone_claims() removes all claims for a backbone, it does this by dropping the link entry in the hash list. This list entry itself was one of the references which need to be dropped at the same time via batadv_claim_put(). But the batadv_claim_put() must not be done before the last access to the claim object in this function. Otherwise the cla
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:6c0129696ce095eede462c8d150bdaab3d202a857ef6c979f5d1d3814bc4ee8c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/batman-adv/bridge_loop_avoidance.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"1d4b241482d9025c537afb3c7c8419c72c0e0c82","status":"affected","version":"23721387c409087fd3b97e274f34d3ddc0970b74","versionType":"git"},{"lessThan":"a1a99837bb6169cfb9187abaa2005e8f12079426","status":"affected","version":"23721387c409087fd3b97e274f34d3ddc0970b74","versionType":"git"},{"lessThan":"b88c865dcf6e9f20bfe66a360d4b62941ef769b8","status":"affected","version":"2372138…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/batman-adv/bridge_loop_avoidance.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.5"},{"lessThan":"3.5","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"sem…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/batman-adv/bridge_loop_avoidance.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"1d4b241482d9025c537afb3c7c8419c72c0e0c82","status":"affected","version":"23721387c409087fd3b97e274f34d3ddc0970b74","versionType":"git"},{"lessThan":"a1a99837bb6169cfb9187abaa2005e8f12079426","status":"affected","version":"23721387c409087fd3b97e274f34d3ddc0970b74","versionType":"git"},{"lessThan":"b88c865dcf6e9f20bfe66a360d4b62941ef769b8","status":"affected","version":"2372138…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["net/batman-adv/bridge_loop_avoidance.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.5"},{"lessThan":"3.5","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"sem…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/metrics/0/cvssV3_1

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/00155f336a5e8b1006d2ca9ae7ad8fc4a44bb401"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/0cc9847c64cb6e61118bc78c9187c8209a7197fa"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/1d4b241482d9025c537afb3c7c8419c72c0e0c82"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/368449e467d5f1e2c2e987bf2bd57000ba75e10b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/4ae1709a314060a196981b344610d023ea841e57"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/6c5dc6d68e6ba7f0224a757a39ed52fcdb54d472"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/a1a99837bb6169cfb9187abaa2005e8f12079426"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/b88c865dcf6e9f20bfe66a360d4b62941ef769b8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5fc2d42e7ea2b637b7167067583d79c207a6bcc4d752b502eaa868ea101ca6fc · sha256:2ea1c02f6c0c60e1… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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