{"id":"CVE-2026-90346","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: clean up color-change beacon data on errors\n\nnl80211_color_change() calls nl80211_parse_beacon() for the beacon_next\ntemplate, which can allocate params.…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: clean up color-change beacon data on errors\n\nnl80211_color_change() calls nl80211_parse_beacon() for the beacon_next\ntemplate, which can allocate params.…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-772"],"vendor":"Linux","product":"Linux","affected":["Linux >= dc1e3cb8da8b414b37208b2fb6755fef8122504b < 4e0a67fbe3d9e2e1d6f81dfc607184c6b0abd3dd","Linux >= dc1e3cb8da8b414b37208b2fb6755fef8122504b < 927ee844c47ac2aef22c8f7a35f098ff576b398b","Linux 5.16"],"published":"2026-09-17","updated":"2026-10-15","sourceUpdated":"2026-10-15T11:18:01.587","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90346","references":[{"url":"https://git.kernel.org/stable/c/0ec1d14cf302ae7c23ec218527b2849a1fced3f4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4e0a67fbe3d9e2e1d6f81dfc607184c6b0abd3dd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/927ee844c47ac2aef22c8f7a35f098ff576b398b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-90346.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-90346"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536662"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90346"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90346"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-90346.mbox"},{"url":"https://git.kernel.org/stable/c/5f47c9bc4a62e61f932a83680a796bc09ae48dd3"},{"url":"https://git.kernel.org/stable/c/bbe3a69a7b64398dddd1c989e9a40eaa57616b33"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00209,"epssPercentile":0.10972,"cvssSource":"vendor","ingestedAt":"2026-09-17T16:21:47.816Z","slug":"CVE-2026-90346","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: clean up color-change beacon data on errors\n\nnl80211_color_change() calls nl80211_parse_beacon() for the beacon_next\ntemplate, which can allocate params.beacon_next.mbssid_ies and .rnr_ies.\nA parsing failure returned directly instead of using the out: cleanup,\nleaking any allocations completed before the error.\n\nAllocate the nested attribute table before parsing beacon_next. Its\nallocation failure can then return before beacon data exists, while a\nlater parsing failure uses out: to release the parsed data.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Low · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, … · updated 2026-10-05 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-90346.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":216312,"id":"CVE-2026-90346","ts":1791274070769,"field":"cvss","old":null,"new":"5.5"},{"seq":216311,"id":"CVE-2026-90346","ts":1791274070769,"field":"severity","old":"none","new":"medium"}]}