{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47539","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-05-24T15:02:54.828Z","datePublished":"2024-05-24T15:09:46.609Z","dateUpdated":"2025-05-04T07:13:07.620Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:13:07.620Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nrxrpc: Fix rxrpc_peer leak in rxrpc_look_up_bundle()\n\nNeed to call rxrpc_put_peer() for bundle candidate before kfree() as it\nholds a ref to rxrpc_peer.\n\n[DH: v2: Changed to abstract out the bundle freeing code into a function]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/rxrpc/conn_client.c"],"versions":[{"version":"245500d853e9f20036cec7df4f6984ece4c6bf26","lessThan":"35b40f724c4ef0f683d94dab3af9ab38261d782b","status":"affected","versionType":"git"},{"version":"245500d853e9f20036cec7df4f6984ece4c6bf26","lessThan":"bc97458620e38961af9505cc060ad4cf5c9e4af7","status":"affected","versionType":"git"},{"version":"245500d853e9f20036cec7df4f6984ece4c6bf26","lessThan":"ca77fba821351190777b236ce749d7c4d353102e","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/rxrpc/conn_client.c"],"versions":[{"version":"5.10","status":"affected"},{"version":"0","lessThan":"5.10","status":"unaffected","versionType":"semver"},{"version":"5.10.84","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.7","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.16","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":"5.10","versionEndExcluding":"5.10.84"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.15.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.16"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/35b40f724c4ef0f683d94dab3af9ab38261d782b"},{"url":"https://git.kernel.org/stable/c/bc97458620e38961af9505cc060ad4cf5c9e4af7"},{"url":"https://git.kernel.org/stable/c/ca77fba821351190777b236ce749d7c4d353102e"}],"title":"rxrpc: Fix rxrpc_peer leak in rxrpc_look_up_bundle()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-06-10T18:53:02.140647Z","id":"CVE-2021-47539","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-10T18:53:09.609Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:39:59.613Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/35b40f724c4ef0f683d94dab3af9ab38261d782b","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/bc97458620e38961af9505cc060ad4cf5c9e4af7","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/ca77fba821351190777b236ce749d7c4d353102e","tags":["x_transferred"]}]}]}}