{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-43819","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-08-17T09:11:59.271Z","datePublished":"2024-08-17T09:21:40.994Z","dateUpdated":"2025-05-04T09:26:58.133Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:26:58.133Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nkvm: s390: Reject memory region operations for ucontrol VMs\n\nThis change rejects the KVM_SET_USER_MEMORY_REGION and\nKVM_SET_USER_MEMORY_REGION2 ioctls when called on a ucontrol VM.\nThis is necessary since ucontrol VMs have kvm->arch.gmap set to 0 and\nwould thus result in a null pointer dereference further in.\nMemory management needs to be performed in userspace and using the\nioctls KVM_S390_UCAS_MAP and KVM_S390_UCAS_UNMAP.\n\nAlso improve s390 specific documentation for KVM_SET_USER_MEMORY_REGION\nand KVM_SET_USER_MEMORY_REGION2.\n\n[frankja@linux.ibm.com: commit message spelling fix, subject prefix fix]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["Documentation/virt/kvm/api.rst","arch/s390/kvm/kvm-s390.c"],"versions":[{"version":"27e0393f15fc8bc855c6a888387ff5ffd2181089","lessThan":"49c9945c054df4c22008e2bf87ca74d3e2507aa6","status":"affected","versionType":"git"},{"version":"27e0393f15fc8bc855c6a888387ff5ffd2181089","lessThan":"7816e58967d0e6cadce05c8540b47ed027dc2499","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["Documentation/virt/kvm/api.rst","arch/s390/kvm/kvm-s390.c"],"versions":[{"version":"3.4","status":"affected"},{"version":"0","lessThan":"3.4","status":"unaffected","versionType":"semver"},{"version":"6.10.3","lessThanOrEqual":"6.10.*","status":"unaffected","versionType":"semver"},{"version":"6.11","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.10.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.11"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/49c9945c054df4c22008e2bf87ca74d3e2507aa6"},{"url":"https://git.kernel.org/stable/c/7816e58967d0e6cadce05c8540b47ed027dc2499"}],"title":"kvm: s390: Reject memory region operations for ucontrol VMs","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-43819","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T16:09:06.730085Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-12T17:33:25.193Z"}}]}}