{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-90378","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-11T19:38:34.808Z","datePublished":"2026-09-17T16:09:16.655Z","dateUpdated":"2026-09-17T16:09:16.655Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-17T16:09:16.655Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt792x: Fix memory leak in SDIO TX path\n\nWhen tx_prepare_skb() returns an error in the SDIO TX path, the\nskb is not freed, leading to a memory leak. This can occur when\nzero-length frames (such as WNM NULL frames) are dropped to prevent\npotential hardware TX hangs.\n\nFix this by properly releasing the skb with ieee80211_tx_status_ext()\nwhen tx_prepare_skb() fails."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/sdio.c"],"versions":[{"version":"b747fa343817fd322b4463dda99d28fc51e19c52","lessThan":"b64d196280aff8494ba6fb387e37b18479c99b83","status":"affected","versionType":"git"},{"version":"b747fa343817fd322b4463dda99d28fc51e19c52","lessThan":"9ef1351209d42b7d96604f2a13d7ea8215a24e07","status":"affected","versionType":"git"},{"version":"b747fa343817fd322b4463dda99d28fc51e19c52","lessThan":"c2c7f16f2c62f79f7c381e500afa7123580742a5","status":"affected","versionType":"git"},{"version":"b747fa343817fd322b4463dda99d28fc51e19c52","lessThan":"6a8000c76dc34490a2bb321ad1a5f882a2ccab7c","status":"affected","versionType":"git"},{"version":"b747fa343817fd322b4463dda99d28fc51e19c52","lessThan":"ddf6a17d8e3d0dbb841c13c10d7c1340a138a80d","status":"affected","versionType":"git"},{"version":"b747fa343817fd322b4463dda99d28fc51e19c52","lessThan":"6a342db7a6502bc6781579145e05d4d4731786ab","status":"affected","versionType":"git"},{"version":"b747fa343817fd322b4463dda99d28fc51e19c52","lessThan":"808f2767d4217a5b96f674288573b9b89d432eed","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/mediatek/mt76/sdio.c"],"versions":[{"version":"5.12","status":"affected"},{"version":"0","lessThan":"5.12","status":"unaffected","versionType":"semver"},{"version":"5.15.221","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.188","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.157","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.110","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.52","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.6","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc1","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":"5.12","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"7.3-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/b64d196280aff8494ba6fb387e37b18479c99b83"},{"url":"https://git.kernel.org/stable/c/9ef1351209d42b7d96604f2a13d7ea8215a24e07"},{"url":"https://git.kernel.org/stable/c/c2c7f16f2c62f79f7c381e500afa7123580742a5"},{"url":"https://git.kernel.org/stable/c/6a8000c76dc34490a2bb321ad1a5f882a2ccab7c"},{"url":"https://git.kernel.org/stable/c/ddf6a17d8e3d0dbb841c13c10d7c1340a138a80d"},{"url":"https://git.kernel.org/stable/c/6a342db7a6502bc6781579145e05d4d4731786ab"},{"url":"https://git.kernel.org/stable/c/808f2767d4217a5b96f674288573b9b89d432eed"}],"title":"wifi: mt76: mt792x: Fix memory leak in SDIO TX path","x_generator":{"engine":"bippy-1.2.0"}}}}