{"id":"CVE-2026-97518","aliases":[],"cve":{"records":[{"id":"CVE-2026-97518","source":"Linux","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-24T16:01:01.152Z","published":"2026-09-24T16:05:18.072Z","modified":"2026-10-30T12:37:09.335Z"}],"publishers":[{"name":"Linux","role":"CNA","organizationId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","modified":"2026-10-30T12:37:09.335Z"}],"references":[{"url":"https://git.kernel.org/stable/c/539d7f795bf0c41fb533c99e6010cdfaf5a1b6a6","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/d12e92e72db914e1ea777c6f246f6be75985438e","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/1305f8b925fe92edf5fec183588dfc7db719180b","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/4cbb2360f4d8c29e67bc7a8bf6ba0ae096583923","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/7187d145d9042b037e4f10538f70cf95e380219f","tags":[],"source":"Linux"}],"weaknesses":[],"applicability":[{"source":"Linux","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"7.2"}]}]}]}],"prioritization":[]},"title":"wifi: cfg80211: reject duplicate wiphy cipher suite entries","titleSource":"Linux","descriptionSource":"Linux","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: reject duplicate wiphy cipher suite entries\n\nDuplicate entries in wiphy->cipher_suites do not describe any\nadditional capability, but cfg80211 currently accepts them and leaves\nindividual consumers to deal with them.\n\nOne such consumer is the WEXT compatibility code, which appends a WEP\nkey length for each WEP cipher entry it sees. Repeated WEP entries can\ntherefore overflow the fixed iw_range::encoding_size array returned by\nSIOCGIWRANGE.\n\nReject duplicate cipher suite entries in wiphy_register() instead.\nThis keeps the cipher suite invariant in one place and makes malformed\nwiphy descriptions fail early with -EINVAL, rather than relying on a\nsingle cfg80211 user to handle duplicates correctly.","score":null,"severity":"unknown","published":"2026-09-24T16:05:18.072Z","modified":"2026-10-30T12:37:09.335Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"2ab658f9ce218ae93b3d2db2b3fe68bfefb81196","status":"affected","lessThan":"539d7f795bf0c41fb533c99e6010cdfaf5a1b6a6","versionType":"git"},{"version":"2ab658f9ce218ae93b3d2db2b3fe68bfefb81196","status":"affected","lessThan":"d12e92e72db914e1ea777c6f246f6be75985438e","versionType":"git"},{"version":"2ab658f9ce218ae93b3d2db2b3fe68bfefb81196","status":"affected","lessThan":"1305f8b925fe92edf5fec183588dfc7db719180b","versionType":"git"},{"version":"2ab658f9ce218ae93b3d2db2b3fe68bfefb81196","status":"affected","lessThan":"4cbb2360f4d8c29e67bc7a8bf6ba0ae096583923","versionType":"git"},{"version":"2ab658f9ce218ae93b3d2db2b3fe68bfefb81196","status":"affected","lessThan":"7187d145d9042b037e4f10538f70cf95e380219f","versionType":"git"}],"defaultStatus":"unaffected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-97518"},{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"2.6.32","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.32","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"defaultStatus":"affected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-97518"}],"remediation":[],"references":["https://git.kernel.org/stable/c/539d7f795bf0c41fb533c99e6010cdfaf5a1b6a6","https://git.kernel.org/stable/c/d12e92e72db914e1ea777c6f246f6be75985438e","https://git.kernel.org/stable/c/1305f8b925fe92edf5fec183588dfc7db719180b","https://git.kernel.org/stable/c/4cbb2360f4d8c29e67bc7a8bf6ba0ae096583923","https://git.kernel.org/stable/c/7187d145d9042b037e4f10538f70cf95e380219f"],"sources":[{"name":"CVE","id":"CVE-2026-97518","modified":"2026-10-30T12:37:09.335Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-97518"}],"assessments":[],"sourceAffected":[],"observedAt":"2026-10-30T13:58:04.179Z","kev":{"status":"not-listed","checkedAt":"2026-11-14T22:50:32.984Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":null}