{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47311","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-05-21T14:28:16.973Z","datePublished":"2024-05-21T14:35:29.304Z","dateUpdated":"2025-05-04T07:08:27.212Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:08:27.212Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: qcom/emac: fix UAF in emac_remove\n\nadpt is netdev private data and it cannot be\nused after free_netdev() call. Using adpt after free_netdev()\ncan cause UAF bug. Fix it by moving free_netdev() at the end of the\nfunction."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/qualcomm/emac/emac.c"],"versions":[{"version":"54e19bc74f3380d414681762ceed9f7245bc6a6e","lessThan":"4d04a42b926e682140776e54188f4a44f1f01a81","status":"affected","versionType":"git"},{"version":"54e19bc74f3380d414681762ceed9f7245bc6a6e","lessThan":"b1e091331920f8fbfc747dcbd16263fcd71abb2d","status":"affected","versionType":"git"},{"version":"54e19bc74f3380d414681762ceed9f7245bc6a6e","lessThan":"11e9d163d631198bb3eb41a677a61b499516c0f7","status":"affected","versionType":"git"},{"version":"54e19bc74f3380d414681762ceed9f7245bc6a6e","lessThan":"2b70ca92847c619d6264c7372ef74fcbfd1e048c","status":"affected","versionType":"git"},{"version":"54e19bc74f3380d414681762ceed9f7245bc6a6e","lessThan":"b560521eca03d0a2db6093a5a632cbdd0a0cf833","status":"affected","versionType":"git"},{"version":"54e19bc74f3380d414681762ceed9f7245bc6a6e","lessThan":"8a225a6e07a57a1538d53637cb3d82bd3e477839","status":"affected","versionType":"git"},{"version":"54e19bc74f3380d414681762ceed9f7245bc6a6e","lessThan":"ad297cd2db8953e2202970e9504cab247b6c7cb4","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/ethernet/qualcomm/emac/emac.c"],"versions":[{"version":"4.9","status":"affected"},{"version":"0","lessThan":"4.9","status":"unaffected","versionType":"semver"},{"version":"4.9.277","lessThanOrEqual":"4.9.*","status":"unaffected","versionType":"semver"},{"version":"4.14.241","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.199","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.135","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.53","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.13.5","lessThanOrEqual":"5.13.*","status":"unaffected","versionType":"semver"},{"version":"5.14","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":"4.9","versionEndExcluding":"4.9.277"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"4.14.241"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"4.19.199"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.4.135"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.10.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.13.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.14"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4d04a42b926e682140776e54188f4a44f1f01a81"},{"url":"https://git.kernel.org/stable/c/b1e091331920f8fbfc747dcbd16263fcd71abb2d"},{"url":"https://git.kernel.org/stable/c/11e9d163d631198bb3eb41a677a61b499516c0f7"},{"url":"https://git.kernel.org/stable/c/2b70ca92847c619d6264c7372ef74fcbfd1e048c"},{"url":"https://git.kernel.org/stable/c/b560521eca03d0a2db6093a5a632cbdd0a0cf833"},{"url":"https://git.kernel.org/stable/c/8a225a6e07a57a1538d53637cb3d82bd3e477839"},{"url":"https://git.kernel.org/stable/c/ad297cd2db8953e2202970e9504cab247b6c7cb4"}],"title":"net: qcom/emac: fix UAF in emac_remove","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:32:08.445Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/4d04a42b926e682140776e54188f4a44f1f01a81","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/b1e091331920f8fbfc747dcbd16263fcd71abb2d","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/11e9d163d631198bb3eb41a677a61b499516c0f7","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/2b70ca92847c619d6264c7372ef74fcbfd1e048c","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/b560521eca03d0a2db6093a5a632cbdd0a0cf833","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/8a225a6e07a57a1538d53637cb3d82bd3e477839","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/ad297cd2db8953e2202970e9504cab247b6c7cb4","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-08-19T18:50:38.591727Z","id":"CVE-2021-47311","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-08-19T18:50:45.314Z"}}]}}