{"api_version":"1","generated_at":"2026-07-20T14:43:27+00:00","cve":"CVE-2026-64105","urls":{"html":"https://cve.report/CVE-2026-64105","api":"https://cve.report/api/cve/CVE-2026-64105.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64105","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64105"},"summary":{"title":"KVM: arm64: vgic: Free private_irqs when init fails after allocation","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: vgic: Free private_irqs when init fails after allocation\n\nCompanion to commit 250f25367b58 (\"KVM: arm64: Tear down vGIC on\nfailed vCPU creation\"), which added the missing kvm_vgic_vcpu_destroy()\ncall to the kvm_share_hyp() failure path in kvm_arch_vcpu_create(). The\nkvm_vgic_vcpu_init() failure path immediately above it has the same\nshape and still needs the same cleanup.\n\nCall kvm_vgic_vcpu_destroy() when kvm_vgic_vcpu_init() fails so private\nIRQs allocated before a redistributor iodev registration failure are\nreleased before the failed vCPU is freed.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-19 16:17:51","updated_at":"2026-07-19 16:17:51"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/173fb86e5519dbe7aabed1f5fa7456152a4a2e38","name":"https://git.kernel.org/stable/c/173fb86e5519dbe7aabed1f5fa7456152a4a2e38","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e690caa54a6139d98495ac69626807623520babd","name":"https://git.kernel.org/stable/c/e690caa54a6139d98495ac69626807623520babd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7023900b4988fb6f4a59d304d878003ff562e98d","name":"https://git.kernel.org/stable/c/7023900b4988fb6f4a59d304d878003ff562e98d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f19c354dbd457759dfcf1195ab4bdba2bb568323","name":"https://git.kernel.org/stable/c/f19c354dbd457759dfcf1195ab4bdba2bb568323","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64105","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64105","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 03b3d00a70b55857439511c1b558ca00a99f4126 173fb86e5519dbe7aabed1f5fa7456152a4a2e38 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 03b3d00a70b55857439511c1b558ca00a99f4126 7023900b4988fb6f4a59d304d878003ff562e98d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 03b3d00a70b55857439511c1b558ca00a99f4126 e690caa54a6139d98495ac69626807623520babd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 03b3d00a70b55857439511c1b558ca00a99f4126 f19c354dbd457759dfcf1195ab4bdba2bb568323 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.10","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.10 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.92 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.34 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.11 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/arm64/kvm/arm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"173fb86e5519dbe7aabed1f5fa7456152a4a2e38","status":"affected","version":"03b3d00a70b55857439511c1b558ca00a99f4126","versionType":"git"},{"lessThan":"7023900b4988fb6f4a59d304d878003ff562e98d","status":"affected","version":"03b3d00a70b55857439511c1b558ca00a99f4126","versionType":"git"},{"lessThan":"e690caa54a6139d98495ac69626807623520babd","status":"affected","version":"03b3d00a70b55857439511c1b558ca00a99f4126","versionType":"git"},{"lessThan":"f19c354dbd457759dfcf1195ab4bdba2bb568323","status":"affected","version":"03b3d00a70b55857439511c1b558ca00a99f4126","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["arch/arm64/kvm/arm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.10"},{"lessThan":"6.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.92","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.34","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.92","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.34","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.11","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"6.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: vgic: Free private_irqs when init fails after allocation\n\nCompanion to commit 250f25367b58 (\"KVM: arm64: Tear down vGIC on\nfailed vCPU creation\"), which added the missing kvm_vgic_vcpu_destroy()\ncall to the kvm_share_hyp() failure path in kvm_arch_vcpu_create(). The\nkvm_vgic_vcpu_init() failure path immediately above it has the same\nshape and still needs the same cleanup.\n\nCall kvm_vgic_vcpu_destroy() when kvm_vgic_vcpu_init() fails so private\nIRQs allocated before a redistributor iodev registration failure are\nreleased before the failed vCPU is freed."}],"providerMetadata":{"dateUpdated":"2026-07-19T15:40:08.605Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/173fb86e5519dbe7aabed1f5fa7456152a4a2e38"},{"url":"https://git.kernel.org/stable/c/7023900b4988fb6f4a59d304d878003ff562e98d"},{"url":"https://git.kernel.org/stable/c/e690caa54a6139d98495ac69626807623520babd"},{"url":"https://git.kernel.org/stable/c/f19c354dbd457759dfcf1195ab4bdba2bb568323"}],"title":"KVM: arm64: vgic: Free private_irqs when init fails after allocation","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-64105","datePublished":"2026-07-19T15:40:08.605Z","dateReserved":"2026-07-19T07:54:57.034Z","dateUpdated":"2026-07-19T15:40:08.605Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-19 16:17:51","lastModifiedDate":"2026-07-19 16:17:51","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64105","Ordinal":"1","Title":"KVM: arm64: vgic: Free private_irqs when init fails after alloca","CVE":"CVE-2026-64105","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64105","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: vgic: Free private_irqs when init fails after allocation\n\nCompanion to commit 250f25367b58 (\"KVM: arm64: Tear down vGIC on\nfailed vCPU creation\"), which added the missing kvm_vgic_vcpu_destroy()\ncall to the kvm_share_hyp() failure path in kvm_arch_vcpu_create(). The\nkvm_vgic_vcpu_init() failure path immediately above it has the same\nshape and still needs the same cleanup.\n\nCall kvm_vgic_vcpu_destroy() when kvm_vgic_vcpu_init() fails so private\nIRQs allocated before a redistributor iodev registration failure are\nreleased before the failed vCPU is freed.","Type":"Description","Title":"KVM: arm64: vgic: Free private_irqs when init fails after alloca"}]}}}