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CVE-2026-23279

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix NULL pointer dereference in mesh_rx_csa_frame() In mesh_rx_csa_frame(), elems->mesh_chansw_params_ie is dereferenced at lines 1638 and 1642 without a prior NULL check: ifmsh->chsw_ttl = elems->mesh_chansw_params_ie->mesh_ttl; ... pre_value = le16_to_cpu(elems->mesh_chansw_params_ie->mesh_pre_value); The mesh_matches_local() check above only validates the Mesh ID, Mesh Configuration, and Suppor
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7c25a27bb67ade70df8defe6b977273c922547b13558b4d9c8451c741f7a2dda
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":"affected","product":"Linux","programFiles":["net/mac80211/mesh.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.13"},{"lessThan":"3.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.253","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.167","versionType":"semver"},{"lessThanO…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/mac80211/mesh.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"753ad20dcbe36b67088c7770d8fc357d7cc43e08","status":"affected","version":"8f2535b92d685c68db4bc699dd78462a646f6ef9","versionType":"git"},{"lessThan":"f061336f072ab03fd29270ae61fede46bf8fd69d","status":"affected","version":"8f2535b92d685c68db4bc699dd78462a646f6ef9","versionType":"git"},{"lessThan":"2b5f282b1b7241ef624c3399a1cdff0bb1a3eeab","status":"affected","version":"8f2535b92d685c68db4bc699dd…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["net/mac80211/mesh.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.13"},{"lessThan":"3.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.253","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.167","versionType":"semver"},{"lessThanO…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/mac80211/mesh.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"753ad20dcbe36b67088c7770d8fc357d7cc43e08","status":"affected","version":"8f2535b92d685c68db4bc699dd78462a646f6ef9","versionType":"git"},{"lessThan":"f061336f072ab03fd29270ae61fede46bf8fd69d","status":"affected","version":"8f2535b92d685c68db4bc699dd78462a646f6ef9","versionType":"git"},{"lessThan":"2b5f282b1b7241ef624c3399a1cdff0bb1a3eeab","status":"affected","version":"8f2535b92d685c68db4bc699dd…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/affected/0

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/017c1792525064a723971f0216e6ef86a8c7af11"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/22a9adea7e26d236406edc0ea00b54351dd56b9c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/2b5f282b1b7241ef624c3399a1cdff0bb1a3eeab"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/753ad20dcbe36b67088c7770d8fc357d7cc43e08"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/be8b82c567fda86f2cbb43b7208825125bb31421"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/cc6d5a3c0a854aeae00915fc5386570c86029c60"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/f061336f072ab03fd29270ae61fede46bf8fd69d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/f5d8af683410a8c82e48b51291915bd612523d9a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21dcbb762eb007d75de4a267fae35e63e2d49f812e929f26cd6b5bee63f37c53 · sha256:d21bd2e0ddec57bc… · /containers/cna/references/4

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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