{"id":"CVE-2024-41005","state":"PUBLISHED","title":"netpoll: Fix race condition in netpoll_owner_active","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetpoll: Fix race condition in netpoll_owner_active\n\nKCSAN detected a race condition in netpoll:\n\n\tBUG: KCSAN: data-race in net_rx_action / netpoll_send_skb\n\twrite (marked) to 0xffff8881164168b0 of 4 bytes by interrupt on cpu 10:\n\tnet_rx_action (./include/linux/netpoll.h:90 net/core/dev.c:6712 net/core/dev.c:6822)\n<snip>\n\tread to 0xffff8881164168b0 of 4 bytes by task 1 on cpu 2:\n\tnetpoll_send_skb (net/core/netpoll.c:319 net/core/netpoll.c:345 net/core/netpoll.c:393)\n\tnetpoll_send_udp (net/core/netpoll.c:?)\n<snip>\n\tvalue changed: 0x0000000a -> 0xffffffff\n\nThis happens because netpoll_owner_active() needs to check if the\ncurrent CPU is the owner of the lock, touching napi->poll_owner\nnon atomically. The ->poll_owner field contains the current CPU holding\nthe lock.\n\nUse an atomic read to check if the poll owner is the current CPU.","publishedAt":"2024-07-12T12:44:40.467Z","updatedAt":"2026-10-15T00:47:08.296Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"43c0ca793a18578a0f5b305dd77fcf7ed99f1265","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"efd29cd9c7b8369dfc7bcb34637e6bf1a188aa8e","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"96826b16ef9c6568d31a1f6ceaa266411a46e46c","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"3f1a155950a1685ffd0fd7175b3f671da8771f3d","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"a130e7da73ae93afdb4659842267eec734ffbd57","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"c2e6a872bde9912f1a7579639c5ca3adf1003916","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/core/netpoll.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.10","versionType":"semver"},{"version":"5.10.221","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.162","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.96","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.36","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.9.7","status":"unaffected","lessThanOrEqual":"6.9.*","versionType":"semver"},{"version":"6.10","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/core/netpoll.c"]}],"references":["https://git.kernel.org/stable/c/43c0ca793a18578a0f5b305dd77fcf7ed99f1265","https://git.kernel.org/stable/c/efd29cd9c7b8369dfc7bcb34637e6bf1a188aa8e","https://git.kernel.org/stable/c/96826b16ef9c6568d31a1f6ceaa266411a46e46c","https://git.kernel.org/stable/c/3f1a155950a1685ffd0fd7175b3f671da8771f3d","https://git.kernel.org/stable/c/a130e7da73ae93afdb4659842267eec734ffbd57","https://git.kernel.org/stable/c/c2e6a872bde9912f1a7579639c5ca3adf1003916","https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","https://cert-portal.siemens.com/productcert/html/ssa-265688.html","https://cert-portal.siemens.com/productcert/html/ssa-613116.html","https://cert-portal.siemens.com/productcert/html/ssa-355557.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:39.287Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/41xxx/CVE-2024-41005.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-41005","state":"PUBLISHED","datePublished":"2024-07-12T12:44:40.467Z","dateUpdated":"2026-10-15T00:47:08.296Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-07-12T12:17:45.610Z"},"containers":{"cna":{"title":"netpoll: Fix race condition in netpoll_owner_active","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetpoll: Fix race condition in netpoll_owner_active\n\nKCSAN detected a race condition in netpoll:\n\n\tBUG: KCSAN: data-race in net_rx_action / netpoll_send_skb\n\twrite (marked) to 0xffff8881164168b0 of 4 bytes by interrupt on cpu 10:\n\tnet_rx_action (./include/linux/netpoll.h:90 net/core/dev.c:6712 net/core/dev.c:6822)\n<snip>\n\tread to 0xffff8881164168b0 of 4 bytes by task 1 on cpu 2:\n\tnetpoll_send_skb (net/core/netpoll.c:319 net/core/netpoll.c:345 net/core/netpoll.c:393)\n\tnetpoll_send_udp (net/core/netpoll.c:?)\n<snip>\n\tvalue changed: 0x0000000a -> 0xffffffff\n\nThis happens because netpoll_owner_active() needs to check if the\ncurrent CPU is the owner of the lock, touching napi->poll_owner\nnon atomically. The ->poll_owner field contains the current CPU holding\nthe lock.\n\nUse an atomic read to check if the poll owner is the current CPU."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"43c0ca793a18578a0f5b305dd77fcf7ed99f1265","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"efd29cd9c7b8369dfc7bcb34637e6bf1a188aa8e","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"96826b16ef9c6568d31a1f6ceaa266411a46e46c","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"3f1a155950a1685ffd0fd7175b3f671da8771f3d","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"a130e7da73ae93afdb4659842267eec734ffbd57","versionType":"git"},{"version":"89c4b442b78bdba388337cc746fe63caba85f46c","status":"affected","lessThan":"c2e6a872bde9912f1a7579639c5ca3adf1003916","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/core/netpoll.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.10","versionType":"semver"},{"version":"5.10.221","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.162","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.96","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.36","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.9.7","status":"unaffected","lessThanOrEqual":"6.9.*","versionType":"semver"},{"version":"6.10","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/core/netpoll.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/43c0ca793a18578a0f5b305dd77fcf7ed99f1265"},{"url":"https://git.kernel.org/stable/c/efd29cd9c7b8369dfc7bcb34637e6bf1a188aa8e"},{"url":"https://git.kernel.org/stable/c/96826b16ef9c6568d31a1f6ceaa266411a46e46c"},{"url":"https://git.kernel.org/stable/c/3f1a155950a1685ffd0fd7175b3f671da8771f3d"},{"url":"https://git.kernel.org/stable/c/a130e7da73ae93afdb4659842267eec734ffbd57"},{"url":"https://git.kernel.org/stable/c/c2e6a872bde9912f1a7579639c5ca3adf1003916"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:24:11.330Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"5.10.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"5.15.162"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.1.96"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.6.36"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.9.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.10"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE 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