{"id":"CVE-2024-46707","state":"PUBLISHED","title":"KVM: arm64: Make ICC_*SGI*_EL1 undef in the absence of a vGICv3","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: Make ICC_*SGI*_EL1 undef in the absence of a vGICv3\n\nOn a system with a GICv3, if a guest hasn't been configured with\nGICv3 and that the host is not capable of GICv2 emulation,\na write to any of the ICC_*SGI*_EL1 registers is trapped to EL2.\n\nWe therefore try to emulate the SGI access, only to hit a NULL\npointer as no private interrupt is allocated (no GIC, remember?).\n\nThe obvious fix is to give the guest what it deserves, in the\nshape of a UNDEF exception.","publishedAt":"2024-09-13T06:27:33.709Z","updatedAt":"2026-05-11T20:34:49.984Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"15818af2f7aa55eff375333cb7689df15d3f24ef","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"96b076e8ee5bc3a1126848c8add0f74bd30dc9d1","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"94d4fbad01b19ec5eab3d6b50aaec4f9db8b2d8d","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"9d7629bec5c3f80bd0e3bf8103c06a2f7046bd92","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"2073132f6ed3079369e857a8deb33d11bdd983bc","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"3e6245ebe7ef341639e9a7e402b3ade8ad45a19f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/kvm/sys_regs.c","arch/arm64/kvm/vgic/vgic.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.11","versionType":"semver"},{"version":"5.10.225","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.166","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.107","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.48","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.7","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/kvm/sys_regs.c","arch/arm64/kvm/vgic/vgic.h"]}],"references":["https://git.kernel.org/stable/c/15818af2f7aa55eff375333cb7689df15d3f24ef","https://git.kernel.org/stable/c/96b076e8ee5bc3a1126848c8add0f74bd30dc9d1","https://git.kernel.org/stable/c/94d4fbad01b19ec5eab3d6b50aaec4f9db8b2d8d","https://git.kernel.org/stable/c/9d7629bec5c3f80bd0e3bf8103c06a2f7046bd92","https://git.kernel.org/stable/c/2073132f6ed3079369e857a8deb33d11bdd983bc","https://git.kernel.org/stable/c/3e6245ebe7ef341639e9a7e402b3ade8ad45a19f","https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:47.831Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/46xxx/CVE-2024-46707.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-46707","state":"PUBLISHED","datePublished":"2024-09-13T06:27:33.709Z","dateUpdated":"2026-05-11T20:34:49.984Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-09-11T15:12:18.252Z"},"containers":{"cna":{"title":"KVM: arm64: Make ICC_*SGI*_EL1 undef in the absence of a vGICv3","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: Make ICC_*SGI*_EL1 undef in the absence of a vGICv3\n\nOn a system with a GICv3, if a guest hasn't been configured with\nGICv3 and that the host is not capable of GICv2 emulation,\na write to any of the ICC_*SGI*_EL1 registers is trapped to EL2.\n\nWe therefore try to emulate the SGI access, only to hit a NULL\npointer as no private interrupt is allocated (no GIC, remember?).\n\nThe obvious fix is to give the guest what it deserves, in the\nshape of a UNDEF exception."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"15818af2f7aa55eff375333cb7689df15d3f24ef","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"96b076e8ee5bc3a1126848c8add0f74bd30dc9d1","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"94d4fbad01b19ec5eab3d6b50aaec4f9db8b2d8d","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"9d7629bec5c3f80bd0e3bf8103c06a2f7046bd92","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"2073132f6ed3079369e857a8deb33d11bdd983bc","versionType":"git"},{"version":"6211753fdfd05af9e08f54c8d0ba3ee516034878","status":"affected","lessThan":"3e6245ebe7ef341639e9a7e402b3ade8ad45a19f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/kvm/sys_regs.c","arch/arm64/kvm/vgic/vgic.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.11","versionType":"semver"},{"version":"5.10.225","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.166","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.107","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.48","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.7","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/kvm/sys_regs.c","arch/arm64/kvm/vgic/vgic.h"]}],"references":[{"url":"https://git.kernel.org/stable/c/15818af2f7aa55eff375333cb7689df15d3f24ef"},{"url":"https://git.kernel.org/stable/c/96b076e8ee5bc3a1126848c8add0f74bd30dc9d1"},{"url":"https://git.kernel.org/stable/c/94d4fbad01b19ec5eab3d6b50aaec4f9db8b2d8d"},{"url":"https://git.kernel.org/stable/c/9d7629bec5c3f80bd0e3bf8103c06a2f7046bd92"},{"url":"https://git.kernel.org/stable/c/2073132f6ed3079369e857a8deb33d11bdd983bc"},{"url":"https://git.kernel.org/stable/c/3e6245ebe7ef341639e9a7e402b3ade8ad45a19f"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:34:49.984Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"5.10.225"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"5.15.166"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.1.107"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.6.48"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.10.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.11"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA 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