{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53321","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-09-16T16:08:59.563Z","datePublished":"2025-09-16T16:11:57.206Z","dateUpdated":"2026-05-11T19:42:41.261Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:42:41.261Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211_hwsim: drop short frames\n\nWhile technically some control frames like ACK are shorter and\nend after Address 1, such frames shouldn't be forwarded through\nwmediumd or similar userspace, so require the full 3-address\nheader to avoid accessing invalid memory if shorter frames are\npassed in."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/virtual/mac80211_hwsim.c"],"versions":[{"version":"05d610af3e71a782fa28a1351b687da982d208ee","lessThan":"3beb97bed860d95b14ad23578ce8ddaea62023db","status":"affected","versionType":"git"},{"version":"05d610af3e71a782fa28a1351b687da982d208ee","lessThan":"672205c6f2d11978fcd7f0f336bb2c708e28874b","status":"affected","versionType":"git"},{"version":"05d610af3e71a782fa28a1351b687da982d208ee","lessThan":"c64ee9dd335832d5e2ab0a8fc83a34ad4c729799","status":"affected","versionType":"git"},{"version":"05d610af3e71a782fa28a1351b687da982d208ee","lessThan":"b9a175e3b250b0dc6e152988040aa5014e98e61e","status":"affected","versionType":"git"},{"version":"05d610af3e71a782fa28a1351b687da982d208ee","lessThan":"89a41ed7f21476301659ebd25ccb48a60791c1a7","status":"affected","versionType":"git"},{"version":"05d610af3e71a782fa28a1351b687da982d208ee","lessThan":"fba360a047d5eeeb9d4b7c3a9b1c8308980ce9a6","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/virtual/mac80211_hwsim.c"],"versions":[{"version":"5.4","status":"affected"},{"version":"0","lessThan":"5.4","status":"unaffected","versionType":"semver"},{"version":"5.4.257","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.197","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.133","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.55","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.5.5","lessThanOrEqual":"6.5.*","status":"unaffected","versionType":"semver"},{"version":"6.6","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.4.257"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.10.197"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.15.133"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.1.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.5.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.6"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3beb97bed860d95b14ad23578ce8ddaea62023db"},{"url":"https://git.kernel.org/stable/c/672205c6f2d11978fcd7f0f336bb2c708e28874b"},{"url":"https://git.kernel.org/stable/c/c64ee9dd335832d5e2ab0a8fc83a34ad4c729799"},{"url":"https://git.kernel.org/stable/c/b9a175e3b250b0dc6e152988040aa5014e98e61e"},{"url":"https://git.kernel.org/stable/c/89a41ed7f21476301659ebd25ccb48a60791c1a7"},{"url":"https://git.kernel.org/stable/c/fba360a047d5eeeb9d4b7c3a9b1c8308980ce9a6"}],"title":"wifi: mac80211_hwsim: drop short frames","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.1,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2023-53321","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T18:27:28.261822Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","description":"CWE-noinfo Not enough information"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-14T18:32:58.479Z"}}]}}