{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-14T18:54:32.921","vulnerabilities":[{"cve":{"id":"CVE-2023-52639","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-04-03T15:15:51.467","lastModified":"2025-03-17T15:40:20.033","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: vsie: fix race during shadow creation\n\nRight now it is possible to see gmap->private being zero in\nkvm_s390_vsie_gmap_notifier resulting in a crash.  This is due to the\nfact that we add gmap->private == kvm after creation:\n\nstatic int acquire_gmap_shadow(struct kvm_vcpu *vcpu,\n                               struct vsie_page *vsie_page)\n{\n[...]\n        gmap = gmap_shadow(vcpu->arch.gmap, asce, edat);\n        if (IS_ERR(gmap))\n                return PTR_ERR(gmap);\n        gmap->private = vcpu->kvm;\n\nLet children inherit the private field of the parent."},{"lang":"es","value":"En el kernel de Linux, se resolvió la siguiente vulnerabilidad: KVM: s390: vsie: corrige la ejecución durante la creación de la sombra. En este momento es posible ver que gmap->private es cero en kvm_s390_vsie_gmap_notifier, lo que provoca un bloqueo. Esto se debe al hecho de que agregamos gmap->private == kvm después de la creación: static int adquirir_gmap_shadow(struct kvm_vcpu *vcpu, struct vsie_page *vsie_page) { [...] gmap = gmap_shadow(vcpu->arch.gmap, asce, edat); si (IS_ERR(gmap)) devuelve PTR_ERR(gmap); gmap->privado = vcpu->kvm; Deje que los niños hereden el campo privado del padre."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1\/AV:L\/AC:H\/PR:L\/UI:N\/S:U\/C:N\/I:N\/A:H","baseScore":4.7,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.0,"impactScore":3.6}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-362"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.8","versionEndExcluding":"6.1.82","matchCriteriaId":"CF875774-2060-479B-8422-FF0D07235FE3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.22","matchCriteriaId":"AC6FD6F8-5B16-4F53-8116-D42F4BF4FBAC"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.7.6","matchCriteriaId":"C6D6A5C8-7308-42A9-8A72-ABF3DEA4BB82"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*","matchCriteriaId":"B9F4EA73-0894-400F-A490-3A397AB7A517"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*","matchCriteriaId":"056BD938-0A27-4569-B391-30578B309EE3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*","matchCriteriaId":"F02056A5-B362-4370-9FF8-6F0BD384D520"}]}]}],"references":[{"url":"https:\/\/git.kernel.org\/stable\/c\/28bb27824f25f36e5f80229a358d66ee09244082","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/5df3b81a567eb565029563f26f374ae3803a1dfc","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/f5572c0323cf8b4f1f0618178648a25b8fb8a380","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/fe752331d4b361d43cfd0b89534b4b2176057c32","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/28bb27824f25f36e5f80229a358d66ee09244082","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/5df3b81a567eb565029563f26f374ae3803a1dfc","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/f5572c0323cf8b4f1f0618178648a25b8fb8a380","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/fe752331d4b361d43cfd0b89534b4b2176057c32","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]}]}}]}