{"id":"CVE-2022-50096","state":"PUBLISHED","title":"x86/kprobes: Update kcb status flag after singlestepping","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nx86/kprobes: Update kcb status flag after singlestepping\n\nFix kprobes to update kcb (kprobes control block) status flag to\nKPROBE_HIT_SSDONE even if the kp->post_handler is not set.\n\nThis bug may cause a kernel panic if another INT3 user runs right\nafter kprobes because kprobe_int3_handler() misunderstands the\nINT3 is kprobe's single stepping INT3.","publishedAt":"2025-06-18T11:02:33.958Z","updatedAt":"2026-05-11T19:12:45.380Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ba7d1dae9fe866abe74bb1e849fb85983b7c4c37","status":"affected","lessThan":"edc2ac7c7265b33660fa0190898966b49966b855","versionType":"git"},{"version":"6256e668b7af9d81472e03c6a171630c08f8858a","status":"affected","lessThan":"1cbf3882cb372bbe752efd7c3045ca1c9ab40ac6","versionType":"git"},{"version":"6256e668b7af9d81472e03c6a171630c08f8858a","status":"affected","lessThan":"b9c3401f7cac6ae291a16784dadcd1bf116218fe","versionType":"git"},{"version":"6256e668b7af9d81472e03c6a171630c08f8858a","status":"affected","lessThan":"663cdda2716b70751df9c7e60b81bd0850fdfe3c","versionType":"git"},{"version":"6256e668b7af9d81472e03c6a171630c08f8858a","status":"affected","lessThan":"dec8784c9088b131a1523f582c2194cfc8107dc0","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kernel/kprobes/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"5.15.61","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.18","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19.2","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kernel/kprobes/core.c"]}],"references":["https://git.kernel.org/stable/c/edc2ac7c7265b33660fa0190898966b49966b855","https://git.kernel.org/stable/c/1cbf3882cb372bbe752efd7c3045ca1c9ab40ac6","https://git.kernel.org/stable/c/b9c3401f7cac6ae291a16784dadcd1bf116218fe","https://git.kernel.org/stable/c/663cdda2716b70751df9c7e60b81bd0850fdfe3c","https://git.kernel.org/stable/c/dec8784c9088b131a1523f582c2194cfc8107dc0"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50096.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50096","state":"PUBLISHED","datePublished":"2025-06-18T11:02:33.958Z","dateUpdated":"2026-05-11T19:12:45.380Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-06-18T10:57:27.411Z"},"containers":{"cna":{"title":"x86/kprobes: Update kcb status flag after singlestepping","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nx86/kprobes: Update kcb status flag after singlestepping\n\nFix kprobes to update kcb (kprobes control block) status flag to\nKPROBE_HIT_SSDONE even if the kp->post_handler is not set.\n\nThis bug may cause a kernel panic if another INT3 user runs right\nafter kprobes because kprobe_int3_handler() misunderstands the\nINT3 is kprobe's single stepping INT3."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ba7d1dae9fe866abe74bb1e849fb85983b7c4c37","status":"affected","lessThan":"edc2ac7c7265b33660fa0190898966b49966b855","versionType":"git"},{"version":"6256e668b7af9d81472e03c6a171630c08f8858a","status":"affected","lessThan":"1cbf3882cb372bbe752efd7c3045ca1c9ab40ac6","versionType":"git"},{"version":"6256e668b7af9d81472e03c6a171630c08f8858a","status":"affected","lessThan":"b9c3401f7cac6ae291a16784dadcd1bf116218fe","versionType":"git"},{"version":"6256e668b7af9d81472e03c6a171630c08f8858a","status":"affected","lessThan":"663cdda2716b70751df9c7e60b81bd0850fdfe3c","versionType":"git"},{"version":"6256e668b7af9d81472e03c6a171630c08f8858a","status":"affected","lessThan":"dec8784c9088b131a1523f582c2194cfc8107dc0","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kernel/kprobes/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"5.15.61","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.18","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19.2","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/kernel/kprobes/core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/edc2ac7c7265b33660fa0190898966b49966b855"},{"url":"https://git.kernel.org/stable/c/1cbf3882cb372bbe752efd7c3045ca1c9ab40ac6"},{"url":"https://git.kernel.org/stable/c/b9c3401f7cac6ae291a16784dadcd1bf116218fe"},{"url":"https://git.kernel.org/stable/c/663cdda2716b70751df9c7e60b81bd0850fdfe3c"},{"url":"https://git.kernel.org/stable/c/dec8784c9088b131a1523f582c2194cfc8107dc0"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:12:45.380Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"5.15.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"5.18.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"5.19.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}