{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37885","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:23.963Z","datePublished":"2025-05-09T06:45:48.150Z","dateUpdated":"2026-05-11T21:16:59.731Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:16:59.731Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: x86: Reset IRTE to host control if *new* route isn't postable\n\nRestore an IRTE back to host control (remapped or posted MSI mode) if the\n*new* GSI route prevents posting the IRQ directly to a vCPU, regardless of\nthe GSI routing type.  Updating the IRTE if and only if the new GSI is an\nMSI results in KVM leaving an IRTE posting to a vCPU.\n\nThe dangling IRTE can result in interrupts being incorrectly delivered to\nthe guest, and in the worst case scenario can result in use-after-free,\ne.g. if the VM is torn down, but the underlying host IRQ isn't freed."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/svm/avic.c","arch/x86/kvm/vmx/posted_intr.c"],"versions":[{"version":"efc644048ecde54f016011fe10110addd0de348f","lessThan":"e5f2dee9f7fcd2ff4b97869f3c66a0d89c167769","status":"affected","versionType":"git"},{"version":"efc644048ecde54f016011fe10110addd0de348f","lessThan":"116c7d35b8f72eac383b9fd371d7c1a8ffc2968b","status":"affected","versionType":"git"},{"version":"efc644048ecde54f016011fe10110addd0de348f","lessThan":"023816bd5fa46fab94d1e7917fe131b79ed1fb41","status":"affected","versionType":"git"},{"version":"efc644048ecde54f016011fe10110addd0de348f","lessThan":"3481fd96d801715942b6f69fe251133128156f30","status":"affected","versionType":"git"},{"version":"efc644048ecde54f016011fe10110addd0de348f","lessThan":"b5de7ac74f69603ad803c524b840bffd36368fc3","status":"affected","versionType":"git"},{"version":"efc644048ecde54f016011fe10110addd0de348f","lessThan":"3066ec21d1a33896125747f68638725f456308db","status":"affected","versionType":"git"},{"version":"efc644048ecde54f016011fe10110addd0de348f","lessThan":"9bcac97dc42d2f4da8229d18feb0fe2b1ce523a2","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/svm/avic.c","arch/x86/kvm/vmx/posted_intr.c"],"versions":[{"version":"4.4","status":"affected"},{"version":"0","lessThan":"4.4","status":"unaffected","versionType":"semver"},{"version":"5.10.237","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.181","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.136","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.89","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.26","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.14.5","lessThanOrEqual":"6.14.*","status":"unaffected","versionType":"semver"},{"version":"6.15","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":"4.4","versionEndExcluding":"5.10.237"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"5.15.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.1.136"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.6.89"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.12.26"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.14.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.15"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/e5f2dee9f7fcd2ff4b97869f3c66a0d89c167769"},{"url":"https://git.kernel.org/stable/c/116c7d35b8f72eac383b9fd371d7c1a8ffc2968b"},{"url":"https://git.kernel.org/stable/c/023816bd5fa46fab94d1e7917fe131b79ed1fb41"},{"url":"https://git.kernel.org/stable/c/3481fd96d801715942b6f69fe251133128156f30"},{"url":"https://git.kernel.org/stable/c/b5de7ac74f69603ad803c524b840bffd36368fc3"},{"url":"https://git.kernel.org/stable/c/3066ec21d1a33896125747f68638725f456308db"},{"url":"https://git.kernel.org/stable/c/9bcac97dc42d2f4da8229d18feb0fe2b1ce523a2"}],"title":"KVM: x86: Reset IRTE to host control if *new* route isn't postable","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:56:59.413Z"}}]}}