{"id":"CVE-2021-47310","state":"PUBLISHED","title":"net: ti: fix UAF in tlan_remove_one","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ti: fix UAF in tlan_remove_one\n\npriv is netdev private data and it cannot be\nused after free_netdev() call. Using priv after free_netdev()\ncan cause UAF bug. Fix it by moving free_netdev() at the end of the\nfunction.","publishedAt":"2024-05-21T14:35:28.649Z","updatedAt":"2026-05-11T13:52:00.968Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa","status":"affected","lessThan":"a18a8d9cfbb112ad72e625372849adc3986fd6bf","versionType":"git"},{"version":"1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa","status":"affected","lessThan":"c263ae8c7e4c482387de5e6c89e213f8173fe8b6","versionType":"git"},{"version":"1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa","status":"affected","lessThan":"0538b0ab7d2c396e385694228c7cdcd2d2c514e9","versionType":"git"},{"version":"1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa","status":"affected","lessThan":"a0a817b2d308fac090a05cbbe80988e073ac5193","versionType":"git"},{"version":"1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa","status":"affected","lessThan":"b7e5563f2a7862a9e4796abb9908b092f677e3c1","versionType":"git"},{"version":"1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa","status":"affected","lessThan":"f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405","versionType":"git"},{"version":"1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa","status":"affected","lessThan":"93efab0ef2a607fff9166d447c4035f98b5db342","versionType":"git"},{"version":"1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa","status":"affected","lessThan":"0336f8ffece62f882ab3012820965a786a983f70","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/ti/tlan.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.10","versionType":"semver"},{"version":"4.4.277","status":"unaffected","lessThanOrEqual":"4.4.*","versionType":"semver"},{"version":"4.9.277","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.241","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.199","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.135","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.53","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.13.5","status":"unaffected","lessThanOrEqual":"5.13.*","versionType":"semver"},{"version":"5.14","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/ti/tlan.c"]}],"references":["https://git.kernel.org/stable/c/a18a8d9cfbb112ad72e625372849adc3986fd6bf","https://git.kernel.org/stable/c/c263ae8c7e4c482387de5e6c89e213f8173fe8b6","https://git.kernel.org/stable/c/0538b0ab7d2c396e385694228c7cdcd2d2c514e9","https://git.kernel.org/stable/c/a0a817b2d308fac090a05cbbe80988e073ac5193","https://git.kernel.org/stable/c/b7e5563f2a7862a9e4796abb9908b092f677e3c1","https://git.kernel.org/stable/c/f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405","https://git.kernel.org/stable/c/93efab0ef2a607fff9166d447c4035f98b5db342","https://git.kernel.org/stable/c/0336f8ffece62f882ab3012820965a786a983f70"],"weaknesses":[],"ingestedAt":"2026-10-29T19:49:19.404Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/47xxx/CVE-2021-47310.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2021-47310","state":"PUBLISHED","datePublished":"2024-05-21T14:35:28.649Z","dateUpdated":"2026-05-11T13:52:00.968Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-05-21T14:28:16.972Z"},"containers":{"cna":{"title":"net: ti: fix UAF in tlan_remove_one","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ti: fix UAF in tlan_remove_one\n\npriv is netdev private data and it cannot be\nused after free_netdev() call. Using priv after free_netdev()\ncan cause UAF bug. Fix it by moving free_netdev() at the end of 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