{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-40051","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T07:20:57.157Z","datePublished":"2025-10-28T11:48:27.279Z","dateUpdated":"2026-05-11T21:41:31.841Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:41:31.841Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nvhost: vringh: Modify the return value check\n\nThe return value of copy_from_iter and copy_to_iter can't be negative,\ncheck whether the copied lengths are equal."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/vhost/vringh.c"],"versions":[{"version":"309bba39c945ac8ab8083ac05cd6cfe5822968e0","lessThan":"db042925a5ab7a550b710addeadbf6f72e3a8a4b","status":"affected","versionType":"git"},{"version":"309bba39c945ac8ab8083ac05cd6cfe5822968e0","lessThan":"78dc7362662fedaa1928fb8e4f27401c8322905d","status":"affected","versionType":"git"},{"version":"309bba39c945ac8ab8083ac05cd6cfe5822968e0","lessThan":"baa37b1c7e29546f79c39bef0d18c4edc9f39bb1","status":"affected","versionType":"git"},{"version":"309bba39c945ac8ab8083ac05cd6cfe5822968e0","lessThan":"cfa0654402c06d086201a9ff167eb95da5844fc3","status":"affected","versionType":"git"},{"version":"309bba39c945ac8ab8083ac05cd6cfe5822968e0","lessThan":"82a8d0fda55b35361ee7f35b54fa2b66d7847d2b","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/vhost/vringh.c"],"versions":[{"version":"6.0","status":"affected"},{"version":"0","lessThan":"6.0","status":"unaffected","versionType":"semver"},{"version":"6.1.156","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.112","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.53","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":"6.0","versionEndExcluding":"6.1.156"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.6.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.12.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.17.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.18"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/db042925a5ab7a550b710addeadbf6f72e3a8a4b"},{"url":"https://git.kernel.org/stable/c/78dc7362662fedaa1928fb8e4f27401c8322905d"},{"url":"https://git.kernel.org/stable/c/baa37b1c7e29546f79c39bef0d18c4edc9f39bb1"},{"url":"https://git.kernel.org/stable/c/cfa0654402c06d086201a9ff167eb95da5844fc3"},{"url":"https://git.kernel.org/stable/c/82a8d0fda55b35361ee7f35b54fa2b66d7847d2b"}],"title":"vhost: vringh: Modify the return value check","x_generator":{"engine":"bippy-1.2.0"}}}}