{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72309","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-09T03:40:39.918Z","datePublished":"2026-08-15T05:55:25.914Z","dateUpdated":"2026-08-17T05:12:13.994Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:12:13.994Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing/remotes: Fix leak in trace_remote_alloc_buffer() error path\n\nIf page allocation fails in trace_remote_alloc_buffer(), desc->nr_cpus\nis not yet incremented for the current CPU. As a consequence, on error,\nhalf-allocated rb_desc will not be freed in trace_remote_free_buffer().\n\nIncrement desc->nr_cpus as soon as the first allocation for the current\nCPU has succeeded."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/trace/trace_remote.c"],"versions":[{"version":"96e43537af5461b26f50904c6055046ba65d742f","lessThan":"81a7b7ddb07efdd8cf30eac6def18b9289b8de1e","status":"affected","versionType":"git"},{"version":"96e43537af5461b26f50904c6055046ba65d742f","lessThan":"ec082d0b978b5fb4c11205ccce63587ac94c74e1","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/trace/trace_remote.c"],"versions":[{"version":"7.1","status":"affected"},{"version":"0","lessThan":"7.1","status":"unaffected","versionType":"semver"},{"version":"7.1.5","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"7.1","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/81a7b7ddb07efdd8cf30eac6def18b9289b8de1e"},{"url":"https://git.kernel.org/stable/c/ec082d0b978b5fb4c11205ccce63587ac94c74e1"}],"title":"tracing/remotes: Fix leak in trace_remote_alloc_buffer() error path","x_generator":{"engine":"bippy-1.2.0"}}}}