{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-40065","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T07:20:57.159Z","datePublished":"2025-10-28T11:48:35.785Z","dateUpdated":"2026-10-30T12:22:44.991Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-30T12:22:44.991Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRISC-V: KVM: Write hgatp register with valid mode bits\n\nAccording to the RISC-V Privileged Architecture Spec, when MODE=Bare\nis selected,software must write zero to the remaining fields of hgatp.\n\nWe have detected the valid mode supported by the HW before, So using a\nvalid mode to detect how many vmid bits are supported."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/riscv/kvm/vmid.c"],"versions":[{"version":"fd7bb4a251dfc1da3496bf59a4793937c13e8c1f","lessThan":"feb64ca53d97b3ac8ba9ecbeae5f9426f1513650","status":"affected","versionType":"git"},{"version":"fd7bb4a251dfc1da3496bf59a4793937c13e8c1f","lessThan":"8b6e327736db013b9e385c3f6f9f0b04ddf26e43","status":"affected","versionType":"git"},{"version":"fd7bb4a251dfc1da3496bf59a4793937c13e8c1f","lessThan":"5cba8ae00279296a586d0596443109d601b1d116","status":"affected","versionType":"git"},{"version":"fd7bb4a251dfc1da3496bf59a4793937c13e8c1f","lessThan":"d00b61cd37f4c183ce0edbc9f8ccf6d5430ea357","status":"affected","versionType":"git"},{"version":"fd7bb4a251dfc1da3496bf59a4793937c13e8c1f","lessThan":"2b351e3d04be9e1533f26c3464f1e44a5beace30","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/riscv/kvm/vmid.c"],"versions":[{"version":"5.16","status":"affected"},{"version":"0","lessThan":"5.16","status":"unaffected","versionType":"semver"},{"version":"6.1.191","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.160","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.114","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.17.3","lessThanOrEqual":"6.17.*","status":"unaffected","versionType":"semver"},{"version":"6.18","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":"5.16","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.12.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.17.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.18"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/feb64ca53d97b3ac8ba9ecbeae5f9426f1513650"},{"url":"https://git.kernel.org/stable/c/8b6e327736db013b9e385c3f6f9f0b04ddf26e43"},{"url":"https://git.kernel.org/stable/c/5cba8ae00279296a586d0596443109d601b1d116"},{"url":"https://git.kernel.org/stable/c/d00b61cd37f4c183ce0edbc9f8ccf6d5430ea357"},{"url":"https://git.kernel.org/stable/c/2b351e3d04be9e1533f26c3464f1e44a5beace30"}],"title":"RISC-V: KVM: Write hgatp register with valid mode bits","x_generator":{"engine":"bippy-1.2.0"}}}}