{"id":"CVE-2026-46082","state":"PUBLISHED","title":"KVM: SVM: Inject #UD for INVLPGA if EFER.SVME=0","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: SVM: Inject #UD for INVLPGA if EFER.SVME=0\n\nINVLPGA should cause a #UD when EFER.SVME is not set. Add a check to\nproperly inject #UD when EFER.SVME=0.\n\n[sean: tag for stable@]","publishedAt":"2026-05-27T12:58:21.629Z","updatedAt":"2026-06-14T17:53:00.593Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"ebb63390142c6458fc37758e0892759989cc159f","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"491139c17f8ad5773303068411f6ac5eed438b51","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"3ac9d4241d205f5d0df06358349ca718ebb0fa12","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"643125b66ffc1147c66616b749475ba9efb15971","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"c15392ed9e49c1a16b4d3a3ccf1b3bf2318a6c28","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"ee24928ecd85db4b68ed111e91fef36af0ca37b0","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"d99df02ff427f461102230f9c5b90a6c64ee8e23","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/svm/svm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.32","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.32","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.86","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.27","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.4","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/svm/svm.c"]}],"references":["https://git.kernel.org/stable/c/ebb63390142c6458fc37758e0892759989cc159f","https://git.kernel.org/stable/c/491139c17f8ad5773303068411f6ac5eed438b51","https://git.kernel.org/stable/c/3ac9d4241d205f5d0df06358349ca718ebb0fa12","https://git.kernel.org/stable/c/643125b66ffc1147c66616b749475ba9efb15971","https://git.kernel.org/stable/c/c15392ed9e49c1a16b4d3a3ccf1b3bf2318a6c28","https://git.kernel.org/stable/c/ee24928ecd85db4b68ed111e91fef36af0ca37b0","https://git.kernel.org/stable/c/d99df02ff427f461102230f9c5b90a6c64ee8e23"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/46xxx/CVE-2026-46082.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46082","state":"PUBLISHED","datePublished":"2026-05-27T12:58:21.629Z","dateUpdated":"2026-06-14T17:53:00.593Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-13T15:03:33.096Z"},"containers":{"cna":{"title":"KVM: SVM: Inject #UD for INVLPGA if EFER.SVME=0","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: SVM: Inject #UD for INVLPGA if EFER.SVME=0\n\nINVLPGA should cause a #UD when EFER.SVME is not set. Add a check to\nproperly inject #UD when EFER.SVME=0.\n\n[sean: tag for stable@]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"ebb63390142c6458fc37758e0892759989cc159f","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"491139c17f8ad5773303068411f6ac5eed438b51","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"3ac9d4241d205f5d0df06358349ca718ebb0fa12","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"643125b66ffc1147c66616b749475ba9efb15971","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"c15392ed9e49c1a16b4d3a3ccf1b3bf2318a6c28","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"ee24928ecd85db4b68ed111e91fef36af0ca37b0","versionType":"git"},{"version":"ff092385e8285c03d8b148f42f46f98c5f4becd5","status":"affected","lessThan":"d99df02ff427f461102230f9c5b90a6c64ee8e23","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/svm/svm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.32","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.32","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.86","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.27","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.4","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kvm/svm/svm.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/ebb63390142c6458fc37758e0892759989cc159f"},{"url":"https://git.kernel.org/stable/c/491139c17f8ad5773303068411f6ac5eed438b51"},{"url":"https://git.kernel.org/stable/c/3ac9d4241d205f5d0df06358349ca718ebb0fa12"},{"url":"https://git.kernel.org/stable/c/643125b66ffc1147c66616b749475ba9efb15971"},{"url":"https://git.kernel.org/stable/c/c15392ed9e49c1a16b4d3a3ccf1b3bf2318a6c28"},{"url":"https://git.kernel.org/stable/c/ee24928ecd85db4b68ed111e91fef36af0ca37b0"},{"url":"https://git.kernel.org/stable/c/d99df02ff427f461102230f9c5b90a6c64ee8e23"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-14T17:53:00.593Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.12.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.18.27"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"7.0.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}