{"id":"CVE-2026-53257","state":"PUBLISHED","title":"wifi: cfg80211: enforce HE/EHT cap/oper consistency","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: enforce HE/EHT cap/oper consistency\n\nXiang Mei reports that mac80211 could crash if eht_cap is set\nbut eht_oper isn't. Rather than fixing that for the individual\nuser(s), enforce that both HE/EHT have consistent elements.","publishedAt":"2026-06-25T08:39:47.248Z","updatedAt":"2026-10-15T10:07:44.178Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"22c64f37e1d4e757b0073a72f1439c2c3509c5cb","status":"affected","lessThan":"afe815a67ec8f2fd03c261fb64f5cde7eb05c17a","versionType":"git"},{"version":"22c64f37e1d4e757b0073a72f1439c2c3509c5cb","status":"affected","lessThan":"0f5e9ddd7e8e7758771a63cdd498a2007dc8da7a","versionType":"git"},{"version":"22c64f37e1d4e757b0073a72f1439c2c3509c5cb","status":"affected","lessThan":"cb9959ab5f99611d27a06586add84811fe8102dc","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/wireless/nl80211.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.13","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/wireless/nl80211.c"]}],"references":["https://git.kernel.org/stable/c/afe815a67ec8f2fd03c261fb64f5cde7eb05c17a","https://git.kernel.org/stable/c/0f5e9ddd7e8e7758771a63cdd498a2007dc8da7a","https://git.kernel.org/stable/c/cb9959ab5f99611d27a06586add84811fe8102dc"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/53xxx/CVE-2026-53257.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53257","state":"PUBLISHED","datePublished":"2026-06-25T08:39:47.248Z","dateUpdated":"2026-10-15T10:07:44.178Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-06-09T07:44:35.394Z"},"containers":{"cna":{"title":"wifi: cfg80211: enforce HE/EHT cap/oper consistency","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: enforce HE/EHT cap/oper consistency\n\nXiang Mei reports that mac80211 could crash if eht_cap is set\nbut eht_oper isn't. Rather than fixing that for the individual\nuser(s), enforce that both HE/EHT have consistent elements."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"22c64f37e1d4e757b0073a72f1439c2c3509c5cb","status":"affected","lessThan":"afe815a67ec8f2fd03c261fb64f5cde7eb05c17a","versionType":"git"},{"version":"22c64f37e1d4e757b0073a72f1439c2c3509c5cb","status":"affected","lessThan":"0f5e9ddd7e8e7758771a63cdd498a2007dc8da7a","versionType":"git"},{"version":"22c64f37e1d4e757b0073a72f1439c2c3509c5cb","status":"affected","lessThan":"cb9959ab5f99611d27a06586add84811fe8102dc","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/wireless/nl80211.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.13","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/wireless/nl80211.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/afe815a67ec8f2fd03c261fb64f5cde7eb05c17a"},{"url":"https://git.kernel.org/stable/c/0f5e9ddd7e8e7758771a63cdd498a2007dc8da7a"},{"url":"https://git.kernel.org/stable/c/cb9959ab5f99611d27a06586add84811fe8102dc"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-15T10:07:44.178Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.18.57"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.0.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}