{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47021","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-27T18:42:55.954Z","datePublished":"2024-02-28T08:13:34.591Z","dateUpdated":"2025-05-04T07:02:28.140Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:02:28.140Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmt76: mt7915: fix memleak when mt7915_unregister_device()\n\nmt7915_tx_token_put() should get call before mt76_free_pending_txwi()."}],"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/mt7915/init.c"],"versions":[{"version":"4e9e896f81932e337a93ad61cd3d9647571c4637","lessThan":"81483309ce861a9fa7835322787f68a443fea364","status":"affected","versionType":"git"},{"version":"f285dfb98562e8380101095d168910df1d07d8be","lessThan":"d754c80ae82a662e692a82faad71b8c218cb7f52","status":"affected","versionType":"git"},{"version":"f285dfb98562e8380101095d168910df1d07d8be","lessThan":"e9d32af478cfc3744a45245c0b126738af4b3ac4","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/mt7915/init.c"],"versions":[{"version":"5.12","status":"affected"},{"version":"0","lessThan":"5.12","status":"unaffected","versionType":"semver"},{"version":"5.11.21","lessThanOrEqual":"5.11.*","status":"unaffected","versionType":"semver"},{"version":"5.12.4","lessThanOrEqual":"5.12.*","status":"unaffected","versionType":"semver"},{"version":"5.13","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":"5.11.4","versionEndExcluding":"5.11.21"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.12.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.13"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/81483309ce861a9fa7835322787f68a443fea364"},{"url":"https://git.kernel.org/stable/c/d754c80ae82a662e692a82faad71b8c218cb7f52"},{"url":"https://git.kernel.org/stable/c/e9d32af478cfc3744a45245c0b126738af4b3ac4"}],"title":"mt76: mt7915: fix memleak when mt7915_unregister_device()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-47021","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-02-28T20:52:21.068876Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:14:44.715Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:24:39.791Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/81483309ce861a9fa7835322787f68a443fea364","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/d754c80ae82a662e692a82faad71b8c218cb7f52","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/e9d32af478cfc3744a45245c0b126738af4b3ac4","tags":["x_transferred"]}]}]}}