wifi: nl80211: clean up color-change beacon data on errors

Summary

CVECVE-2026-90346
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-17 17:17:33 UTC
Updated2026-09-17 17:17:33 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: clean up color-change beacon data on errors nl80211_color_change() calls nl80211_parse_beacon() for the beacon_next template, which can allocate params.beacon_next.mbssid_ies and .rnr_ies. A parsing failure returned directly instead of using the out: cleanup, leaking any allocations completed before the error. Allocate the nested attribute table before parsing beacon_next. Its allocation failure can then return before beacon data exists, while a later parsing failure uses out: to release the parsed data.

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected dc1e3cb8da8b414b37208b2fb6755fef8122504b 4e0a67fbe3d9e2e1d6f81dfc607184c6b0abd3dd git Not specified
CNA Linux Linux affected dc1e3cb8da8b414b37208b2fb6755fef8122504b 927ee844c47ac2aef22c8f7a35f098ff576b398b git Not specified
CNA Linux Linux affected 5.16 Not specified
CNA Linux Linux unaffected 5.16 semver Not specified
CNA Linux Linux unaffected 7.2.6 7.2.* semver Not specified
CNA Linux Linux unaffected 7.3-rc1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/4e0a67fbe3d9e2e1d6f81dfc607184c6b0abd3dd 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/927ee844c47ac2aef22c8f7a35f098ff576b398b 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

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