{"id":"CVE-2026-98533","state":"PUBLISHED","title":"ipe: protect the dm-verity root hash with RCU","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nipe: protect the dm-verity root hash with RCU\n\nipe_bdev_setintegrity() frees the old root hash when dm-verity publishes\na new one on ->preresume, while policy evaluation can still be\ndereferencing it.\n\nProtect the root hash with RCU. The evaluation path already runs under\nrcu_read_lock().\n\n[FW: remove model name according to latest guideline]","publishedAt":"2026-10-18T15:17:51.339Z","updatedAt":"2026-10-19T09:21:16.820Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e155858dd99523d4afe0f74e9c26e4f4499eb5af","status":"affected","lessThan":"3bd335ed62444bec61201df7d368a0779e5bd300","versionType":"git"},{"version":"e155858dd99523d4afe0f74e9c26e4f4499eb5af","status":"affected","lessThan":"599d0498a39319285afa908762e0c9fad29f772e","versionType":"git"},{"version":"e155858dd99523d4afe0f74e9c26e4f4499eb5af","status":"affected","lessThan":"d7c5bd3159235edb0f2febe2cd3d3b0fb53986f1","versionType":"git"},{"version":"e155858dd99523d4afe0f74e9c26e4f4499eb5af","status":"affected","lessThan":"2776e9c28513a1c855a94792b292cbcc533418c8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["security/ipe/eval.c","security/ipe/eval.h","security/ipe/hooks.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.112","status":"unaffected","lessThanOrEqual":"6.12.*","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":["security/ipe/eval.c","security/ipe/eval.h","security/ipe/hooks.c"]}],"references":["https://git.kernel.org/stable/c/3bd335ed62444bec61201df7d368a0779e5bd300","https://git.kernel.org/stable/c/599d0498a39319285afa908762e0c9fad29f772e","https://git.kernel.org/stable/c/d7c5bd3159235edb0f2febe2cd3d3b0fb53986f1","https://git.kernel.org/stable/c/2776e9c28513a1c855a94792b292cbcc533418c8"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98533.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98533","state":"PUBLISHED","datePublished":"2026-10-18T15:17:51.339Z","dateUpdated":"2026-10-19T09:21:16.820Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.355Z"},"containers":{"cna":{"title":"ipe: protect the dm-verity root hash with RCU","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nipe: protect the dm-verity root hash with RCU\n\nipe_bdev_setintegrity() frees the old root hash when dm-verity publishes\na new one on ->preresume, while policy evaluation can still be\ndereferencing it.\n\nProtect the root hash with RCU. The evaluation path already runs under\nrcu_read_lock().\n\n[FW: remove model name according to latest guideline]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e155858dd99523d4afe0f74e9c26e4f4499eb5af","status":"affected","lessThan":"3bd335ed62444bec61201df7d368a0779e5bd300","versionType":"git"},{"version":"e155858dd99523d4afe0f74e9c26e4f4499eb5af","status":"affected","lessThan":"599d0498a39319285afa908762e0c9fad29f772e","versionType":"git"},{"version":"e155858dd99523d4afe0f74e9c26e4f4499eb5af","status":"affected","lessThan":"d7c5bd3159235edb0f2febe2cd3d3b0fb53986f1","versionType":"git"},{"version":"e155858dd99523d4afe0f74e9c26e4f4499eb5af","status":"affected","lessThan":"2776e9c28513a1c855a94792b292cbcc533418c8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["security/ipe/eval.c","security/ipe/eval.h","security/ipe/hooks.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.112","status":"unaffected","lessThanOrEqual":"6.12.*","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":["security/ipe/eval.c","security/ipe/eval.h","security/ipe/hooks.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/3bd335ed62444bec61201df7d368a0779e5bd300"},{"url":"https://git.kernel.org/stable/c/599d0498a39319285afa908762e0c9fad29f772e"},{"url":"https://git.kernel.org/stable/c/d7c5bd3159235edb0f2febe2cd3d3b0fb53986f1"},{"url":"https://git.kernel.org/stable/c/2776e9c28513a1c855a94792b292cbcc533418c8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:21:16.820Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.18.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.2.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}