{"id":"CVE-2022-49774","state":"PUBLISHED","title":"KVM: x86/xen: Fix eventfd error handling in kvm_xen_eventfd_assign()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: x86/xen: Fix eventfd error handling in kvm_xen_eventfd_assign()\n\nShould not call eventfd_ctx_put() in case of error.\n\n[Introduce new goto target instead. - Paolo]","publishedAt":"2025-05-01T14:09:11.188Z","updatedAt":"2026-05-11T19:06:31.381Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2fd6df2f2b47d4301b1ee0fe9d627d1c061a5988","status":"affected","lessThan":"d76f46f47dfde220712d1420ee5dbc546c8fc674","versionType":"git"},{"version":"2fd6df2f2b47d4301b1ee0fe9d627d1c061a5988","status":"affected","lessThan":"7353633814f6e5b4899fb9ee1483709d6bb0e1cd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/xen.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.19","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.19","versionType":"semver"},{"version":"6.0.10","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/xen.c"]}],"references":["https://git.kernel.org/stable/c/d76f46f47dfde220712d1420ee5dbc546c8fc674","https://git.kernel.org/stable/c/7353633814f6e5b4899fb9ee1483709d6bb0e1cd"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49774.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49774","state":"PUBLISHED","datePublished":"2025-05-01T14:09:11.188Z","dateUpdated":"2026-05-11T19:06:31.381Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T07:17:33.805Z"},"containers":{"cna":{"title":"KVM: x86/xen: Fix eventfd error handling in kvm_xen_eventfd_assign()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: x86/xen: Fix eventfd error handling in kvm_xen_eventfd_assign()\n\nShould not call eventfd_ctx_put() in case of error.\n\n[Introduce new goto target instead. - Paolo]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2fd6df2f2b47d4301b1ee0fe9d627d1c061a5988","status":"affected","lessThan":"d76f46f47dfde220712d1420ee5dbc546c8fc674","versionType":"git"},{"version":"2fd6df2f2b47d4301b1ee0fe9d627d1c061a5988","status":"affected","lessThan":"7353633814f6e5b4899fb9ee1483709d6bb0e1cd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/xen.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.19","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.19","versionType":"semver"},{"version":"6.0.10","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/xen.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d76f46f47dfde220712d1420ee5dbc546c8fc674"},{"url":"https://git.kernel.org/stable/c/7353633814f6e5b4899fb9ee1483709d6bb0e1cd"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:06:31.381Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}