{"id":"CVE-2022-49423","state":"PUBLISHED","title":"rtla: Avoid record NULL pointer dereference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nrtla: Avoid record NULL pointer dereference\n\nFix the following null/deref_null.cocci errors:\n./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced.\n\n\"record\" is NULL before calling osnoise_init_trace_tool.\nAdd a tag \"out_free\" to avoid dereferring a NULL pointer.","publishedAt":"2025-02-26T02:12:45.750Z","updatedAt":"2026-05-11T18:59:31.953Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"51d64c3a181938da8fb56404524e15776e9c6bf8","status":"affected","lessThan":"b0f1c686baff74d5df10f2f46670ef4e24a75756","versionType":"git"},{"version":"51d64c3a181938da8fb56404524e15776e9c6bf8","status":"affected","lessThan":"2a6b52ed72c822b5ee146a6a00ea66614fe02653","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["tools/tracing/rtla/src/osnoise_hist.c","tools/tracing/rtla/src/osnoise_top.c","tools/tracing/rtla/src/timerlat_hist.c","tools/tracing/rtla/src/timerlat_top.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.18","versionType":"semver"},{"version":"5.18.3","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["tools/tracing/rtla/src/osnoise_hist.c","tools/tracing/rtla/src/osnoise_top.c","tools/tracing/rtla/src/timerlat_hist.c","tools/tracing/rtla/src/timerlat_top.c"]}],"references":["https://git.kernel.org/stable/c/b0f1c686baff74d5df10f2f46670ef4e24a75756","https://git.kernel.org/stable/c/2a6b52ed72c822b5ee146a6a00ea66614fe02653"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49423.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49423","state":"PUBLISHED","datePublished":"2025-02-26T02:12:45.750Z","dateUpdated":"2026-05-11T18:59:31.953Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:08:31.569Z"},"containers":{"cna":{"title":"rtla: Avoid record NULL pointer dereference","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nrtla: Avoid record NULL pointer dereference\n\nFix the following null/deref_null.cocci errors:\n./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced.\n\n\"record\" is NULL before calling osnoise_init_trace_tool.\nAdd a tag \"out_free\" to avoid dereferring a NULL pointer."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"51d64c3a181938da8fb56404524e15776e9c6bf8","status":"affected","lessThan":"b0f1c686baff74d5df10f2f46670ef4e24a75756","versionType":"git"},{"version":"51d64c3a181938da8fb56404524e15776e9c6bf8","status":"affected","lessThan":"2a6b52ed72c822b5ee146a6a00ea66614fe02653","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["tools/tracing/rtla/src/osnoise_hist.c","tools/tracing/rtla/src/osnoise_top.c","tools/tracing/rtla/src/timerlat_hist.c","tools/tracing/rtla/src/timerlat_top.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.18","versionType":"semver"},{"version":"5.18.3","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["tools/tracing/rtla/src/osnoise_hist.c","tools/tracing/rtla/src/osnoise_top.c","tools/tracing/rtla/src/timerlat_hist.c","tools/tracing/rtla/src/timerlat_top.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b0f1c686baff74d5df10f2f46670ef4e24a75756"},{"url":"https://git.kernel.org/stable/c/2a6b52ed72c822b5ee146a6a00ea66614fe02653"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T18:59:31.953Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"5.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"5.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}