{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50764","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T13:02:21.546Z","datePublished":"2025-12-24T13:05:55.423Z","dateUpdated":"2026-05-11T19:25:05.410Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:25:05.410Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nipv6/sit: use DEV_STATS_INC() to avoid data-races\n\nsyzbot/KCSAN reported that multiple cpus are updating dev->stats.tx_error\nconcurrently.\n\nThis is because sit tunnels are NETIF_F_LLTX, meaning their ndo_start_xmit()\nis not protected by a spinlock.\n\nWhile original KCSAN report was about tx path, rx path has the same issue."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/ipv6/sit.c"],"versions":[{"version":"8df40d1033d64597dcf1efd4f7547e817f7a953b","lessThan":"222cc04356984f3f98acfa756a69d4bed7c501ac","status":"affected","versionType":"git"},{"version":"8df40d1033d64597dcf1efd4f7547e817f7a953b","lessThan":"4eed93bb3e57b8cc78d17166a14e40a73276015a","status":"affected","versionType":"git"},{"version":"8df40d1033d64597dcf1efd4f7547e817f7a953b","lessThan":"207501a986831174df09a36a8cb62a28f92f0dc8","status":"affected","versionType":"git"},{"version":"8df40d1033d64597dcf1efd4f7547e817f7a953b","lessThan":"cb34b7cf17ecf33499c9298943f85af247abc1e9","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/ipv6/sit.c"],"versions":[{"version":"2.6.37","status":"affected"},{"version":"0","lessThan":"2.6.37","status":"unaffected","versionType":"semver"},{"version":"5.15.86","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.0.16","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1.2","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","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":"2.6.37","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/222cc04356984f3f98acfa756a69d4bed7c501ac"},{"url":"https://git.kernel.org/stable/c/4eed93bb3e57b8cc78d17166a14e40a73276015a"},{"url":"https://git.kernel.org/stable/c/207501a986831174df09a36a8cb62a28f92f0dc8"},{"url":"https://git.kernel.org/stable/c/cb34b7cf17ecf33499c9298943f85af247abc1e9"}],"title":"ipv6/sit: use DEV_STATS_INC() to avoid data-races","x_generator":{"engine":"bippy-1.2.0"}}}}