{"id":"CVE-2022-1852","details":"A NULL pointer dereference flaw was found in the Linux kernel’s KVM module, which can lead to a denial of service in the x86_emulate_insn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU.","aliases":["A-235183128","PUB-A-235183128"],"modified":"2026-10-28T10:27:40.690058917Z","published":"2022-06-30T12:42:20Z","related":["ALSA-2022:7444","ALSA-2022:7683","ALSA-2022:7933","ALSA-2022:8267","SUSE-SU-2022:2520-1","SUSE-SU-2022:2615-1","openSUSE-SU-2024:12133-1","openSUSE-SU-2024:13704-1"],"database_specific":{"cna_assigner":"redhat","cwe_ids":["CWE-476"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1852.json"},"references":[{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/html/ssa-794697.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1852.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-1852"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2089815"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/torvalds/linux","events":[{"introduced":"f2906aa863381afb0015a9eb7fefad885d4e5a56"},{"fixed":"fee060cd52d69c114b62d1a2948ea9648b5131f9"}],"database_specific":{"extracted_events":[{"source":"AFFECTED_FIELD","strategy":"StandaloneSingleVersion","range":[{"introduced":"kernel 5.19 rc1"},{"last_affected":"kernel 5.19 rc1"}]},{"range":[{"fixed":"fee060cd52d69c114b62d1a2948ea9648b5131f9"}],"source":"REFERENCES_COMMIT"}]}}],"versions":["kernel 5.19 rc1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-1852.json","vanir_signatures":[{"deprecated":false,"digest":{"length":3485,"function_hash":"38628599661637674385040939477050432511"},"id":"CVE-2022-1852-21e01d3a","signature_type":"Function","signature_version":"v1","source":"https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9","target":{"file":"arch/x86/kvm/x86.c","function":"x86_emulate_instruction"}},{"digest":{"function_hash":"232686028366654540086228011828921254483","length":370},"id":"CVE-2022-1852-32675f99","signature_type":"Function","signature_version":"v1","source":"https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9","target":{"file":"arch/x86/kvm/x86.c","function":"x86_decode_emulated_instruction"},"deprecated":false},{"signature_type":"Line","signature_version":"v1","source":"https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9","target":{"file":"arch/x86/kvm/x86.c"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["2629173520931025554558768339119554465","193954500767680982527592509751953764004","309143082012400050215417568597457650468","111135646153751732480920575233963594701","227321516878066908171201164656642285331","76752781822503753766161006754994532875","21485822766417983429154825216723971731","53583759360606799838561769784477047358","92335960966772727551895510914974159294","110374270633224944336310987683408307701","261680168751573448577042801368463521248","28188218367979717746367486626341066152","74324182711485415443929767174470375388","65059715179670226157454036995142395772","77138774363247551380304541931871786485","260674048642372064863675683020574917606","282157567584441549644882234208403611106","226304238857444643697779420877434477008","67883513213207360595701866120529290108"]},"id":"CVE-2022-1852-eea2baae"}],"vanir_signatures_modified":"2026-10-28T10:27:40Z"}}],"schema_version":"1.9.2"}