{"id":"CVE-2026-98630","state":"PUBLISHED","title":"eth: fbnic: Fix payload page pool error cleanup","description":"In the Linux kernel, the following vulnerability has been resolved:\n\neth: fbnic: Fix payload page pool error cleanup\n\nThe payload page pool pointer contains an error pointer when its\nallocation fails. The cleanup path passes that error pointer to\npage_pool_destroy() instead of destroying the header page pool. This\ncan dereference the error pointer and leave the header page pool\nallocated.\n\nDestroy the header page pool instead.","publishedAt":"2026-10-18T15:19:51.484Z","updatedAt":"2026-10-19T09:22:58.173Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"8a11010fdd9615e8dbb2f5d562ab88caa8a9516a","status":"affected","lessThan":"f4277b19edbc6abc9e1db7d6f6148608e8cb3c34","versionType":"git"},{"version":"8a11010fdd9615e8dbb2f5d562ab88caa8a9516a","status":"affected","lessThan":"4bab07f7b74e59bb26032fa5ff6969d63e1c52ef","versionType":"git"},{"version":"8a11010fdd9615e8dbb2f5d562ab88caa8a9516a","status":"affected","lessThan":"8e0b235bd918d06f54ba8fddd2c3ddc36ca59c15","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/meta/fbnic/fbnic_txrx.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","versionType":"semver"},{"version":"6.18.55","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.9","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":["drivers/net/ethernet/meta/fbnic/fbnic_txrx.c"]}],"references":["https://git.kernel.org/stable/c/f4277b19edbc6abc9e1db7d6f6148608e8cb3c34","https://git.kernel.org/stable/c/4bab07f7b74e59bb26032fa5ff6969d63e1c52ef","https://git.kernel.org/stable/c/8e0b235bd918d06f54ba8fddd2c3ddc36ca59c15"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98630.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98630","state":"PUBLISHED","datePublished":"2026-10-18T15:19:51.484Z","dateUpdated":"2026-10-19T09:22:58.173Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.361Z"},"containers":{"cna":{"title":"eth: fbnic: Fix payload page pool error cleanup","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\neth: fbnic: Fix payload page pool error cleanup\n\nThe payload page pool pointer contains an error pointer when its\nallocation fails. The cleanup path passes that error pointer to\npage_pool_destroy() instead of destroying the header page pool. This\ncan dereference the error pointer and leave the header page pool\nallocated.\n\nDestroy the header page pool instead."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"8a11010fdd9615e8dbb2f5d562ab88caa8a9516a","status":"affected","lessThan":"f4277b19edbc6abc9e1db7d6f6148608e8cb3c34","versionType":"git"},{"version":"8a11010fdd9615e8dbb2f5d562ab88caa8a9516a","status":"affected","lessThan":"4bab07f7b74e59bb26032fa5ff6969d63e1c52ef","versionType":"git"},{"version":"8a11010fdd9615e8dbb2f5d562ab88caa8a9516a","status":"affected","lessThan":"8e0b235bd918d06f54ba8fddd2c3ddc36ca59c15","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/meta/fbnic/fbnic_txrx.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","versionType":"semver"},{"version":"6.18.55","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.9","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":["drivers/net/ethernet/meta/fbnic/fbnic_txrx.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f4277b19edbc6abc9e1db7d6f6148608e8cb3c34"},{"url":"https://git.kernel.org/stable/c/4bab07f7b74e59bb26032fa5ff6969d63e1c52ef"},{"url":"https://git.kernel.org/stable/c/8e0b235bd918d06f54ba8fddd2c3ddc36ca59c15"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:22:58.173Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.18.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"7.2.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}