2 lines
3.7 KiB
JSON
2 lines
3.7 KiB
JSON
{"affected":[{"affectedData":[{"product":"Kernel:KVM","vendor":"n/a","versions":[{"status":"affected","version":"Fixed in kernel v5.18-rc3"}]}],"source":"secalert@redhat.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","matchCriteriaId":"FE93544F-B946-47CF-9697-FBF3484FCB92","versionEndExcluding":"5.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:5.18:rc1:*:*:*:*:*:*","matchCriteriaId":"6AD94161-84BB-42E6-9882-4FC0C42E9FC1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:5.18:rc2:*:*:*:*:*:*","matchCriteriaId":"7AB06DDF-3C2B-416D-B448-E990D8FF67A9","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*","matchCriteriaId":"F4CFF558-3C47-480D-A2F0-BABF26042943","vulnerable":true},{"criteria":"cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*","matchCriteriaId":"7F6FB57C-2BC7-487C-96DD-132683AEB35D","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A NULL pointer dereference issue was found in KVM when releasing a vCPU with dirty ring support enabled. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service."},{"lang":"es","value":"Se encontró un problema de desreferencia de puntero NULL en KVM cuando es liberada una vCPU con el soporte de anillo sucio habilitado. Este fallo permite a un atacante local no privilegiado en el host emitir llamadas ioctl específicas, causando una condición de oops en el kernel que resulta en una denegación de servicio"}],"id":"CVE-2022-1263","lastModified":"2026-06-17T04:22:06.800","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":1.8,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2022-08-31T16:15:09.290","references":[{"source":"secalert@redhat.com","tags":["Third Party Advisory"],"url":"https://access.redhat.com/security/cve/CVE-2022-1263"},{"source":"secalert@redhat.com","tags":["Issue Tracking","Patch","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2072698"},{"source":"secalert@redhat.com","tags":["Patch","Third Party Advisory"],"url":"https://github.com/torvalds/linux/commit/5593473a1e6c743764b08e3b6071cb43b5cfa6c4"},{"source":"secalert@redhat.com","tags":["Exploit","Mailing List","Third Party Advisory"],"url":"https://www.openwall.com/lists/oss-security/2022/04/07/1"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://access.redhat.com/security/cve/CVE-2022-1263"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2072698"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"],"url":"https://github.com/torvalds/linux/commit/5593473a1e6c743764b08e3b6071cb43b5cfa6c4"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Mailing List","Third Party Advisory"],"url":"https://www.openwall.com/lists/oss-security/2022/04/07/1"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-476"}],"source":"secalert@redhat.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-476"}],"source":"nvd@nist.gov","type":"Primary"}]}
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