{"id":"CVE-2026-90106","state":"PUBLISHED","title":"net: bridge: arp/nd proxy: fix reading neigh ha","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bridge: arp/nd proxy: fix reading neigh ha\n\nCurrently neigh ha address is read directly, but that can result in\ntorn/partial reads if the neigh is being updated. Use neigh_ha_snapshot\nto take a stable snapshot of the address.","publishedAt":"2026-09-17T16:06:15.470Z","updatedAt":"2026-10-30T12:34:10.967Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"2365b25b4add42bb5f652920b45bc9ad0e35cbc7","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"490c72868443ff90f47f4ccbaaff1eaf8fed46ab","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"a178bcb01051688fb085ffb72cc4b13b5df0fc0f","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"884cbf15ccd3980bcc9583073045f91798a86d4e","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"291c9e137b7c74e8a512cded4845352da4c4adda","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"57549ab9079122991dfa0f8248ca00e101e8e69b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bridge/br_arp_nd_proxy.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bridge/br_arp_nd_proxy.c"]}],"references":["https://git.kernel.org/stable/c/2365b25b4add42bb5f652920b45bc9ad0e35cbc7","https://git.kernel.org/stable/c/490c72868443ff90f47f4ccbaaff1eaf8fed46ab","https://git.kernel.org/stable/c/a178bcb01051688fb085ffb72cc4b13b5df0fc0f","https://git.kernel.org/stable/c/884cbf15ccd3980bcc9583073045f91798a86d4e","https://git.kernel.org/stable/c/291c9e137b7c74e8a512cded4845352da4c4adda","https://git.kernel.org/stable/c/57549ab9079122991dfa0f8248ca00e101e8e69b"],"weaknesses":[],"ingestedAt":"2026-10-30T12:52:04.348Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/90xxx/CVE-2026-90106.json","commit":"1f312381e38164a43607eebab851b151dd16861e","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-90106","state":"PUBLISHED","datePublished":"2026-09-17T16:06:15.470Z","dateUpdated":"2026-10-30T12:34:10.967Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-11T19:38:34.787Z"},"containers":{"cna":{"title":"net: bridge: arp/nd proxy: fix reading neigh ha","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bridge: arp/nd proxy: fix reading neigh ha\n\nCurrently neigh ha address is read directly, but that can result in\ntorn/partial reads if the neigh is being updated. Use neigh_ha_snapshot\nto take a stable snapshot of the address."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"2365b25b4add42bb5f652920b45bc9ad0e35cbc7","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"490c72868443ff90f47f4ccbaaff1eaf8fed46ab","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"a178bcb01051688fb085ffb72cc4b13b5df0fc0f","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"884cbf15ccd3980bcc9583073045f91798a86d4e","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"291c9e137b7c74e8a512cded4845352da4c4adda","versionType":"git"},{"version":"057658cb33fbf4d4309f01fe8845903b1cd07fad","status":"affected","lessThan":"57549ab9079122991dfa0f8248ca00e101e8e69b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bridge/br_arp_nd_proxy.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bridge/br_arp_nd_proxy.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/2365b25b4add42bb5f652920b45bc9ad0e35cbc7"},{"url":"https://git.kernel.org/stable/c/490c72868443ff90f47f4ccbaaff1eaf8fed46ab"},{"url":"https://git.kernel.org/stable/c/a178bcb01051688fb085ffb72cc4b13b5df0fc0f"},{"url":"https://git.kernel.org/stable/c/884cbf15ccd3980bcc9583073045f91798a86d4e"},{"url":"https://git.kernel.org/stable/c/291c9e137b7c74e8a512cded4845352da4c4adda"},{"url":"https://git.kernel.org/stable/c/57549ab9079122991dfa0f8248ca00e101e8e69b"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:34:10.967Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.12.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.18.57"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}