{"id":"CVE-2021-47150","state":"PUBLISHED","title":"net: fec: fix the potential memory leak in fec_enet_init()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: fec: fix the potential memory leak in fec_enet_init()\n\nIf the memory allocated for cbd_base is failed, it should\nfree the memory allocated for the queues, otherwise it causes\nmemory leak.\n\nAnd if the memory allocated for the queues is failed, it can\nreturn error directly.","publishedAt":"2024-03-25T09:07:45.875Z","updatedAt":"2026-05-11T13:49:00.240Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"15102886bc8f5f29daaadf2d925591d564c17e9f","versionType":"git"},{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"20255d41ac560397b6a07d8d87dcc5e2efc7672a","versionType":"git"},{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"8ee7ef4a57a9e1228b6f345aaa70aa8951c7e9cd","versionType":"git"},{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"32a1777fd113335c3f70dc445dffee0ad1c6870f","versionType":"git"},{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"619fee9eb13b5d29e4267cb394645608088c28a8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/freescale/fec_main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"4.19.193","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.124","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.42","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.12.9","status":"unaffected","lessThanOrEqual":"5.12.*","versionType":"semver"},{"version":"5.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/freescale/fec_main.c"]}],"references":["https://git.kernel.org/stable/c/15102886bc8f5f29daaadf2d925591d564c17e9f","https://git.kernel.org/stable/c/20255d41ac560397b6a07d8d87dcc5e2efc7672a","https://git.kernel.org/stable/c/8ee7ef4a57a9e1228b6f345aaa70aa8951c7e9cd","https://git.kernel.org/stable/c/32a1777fd113335c3f70dc445dffee0ad1c6870f","https://git.kernel.org/stable/c/619fee9eb13b5d29e4267cb394645608088c28a8"],"weaknesses":[],"ingestedAt":"2026-10-29T19:49:19.404Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/47xxx/CVE-2021-47150.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2021-47150","state":"PUBLISHED","datePublished":"2024-03-25T09:07:45.875Z","dateUpdated":"2026-05-11T13:49:00.240Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-03-04T18:12:48.845Z"},"containers":{"cna":{"title":"net: fec: fix the potential memory leak in fec_enet_init()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: fec: fix the potential memory leak in fec_enet_init()\n\nIf the memory allocated for cbd_base is failed, it should\nfree the memory allocated for the queues, otherwise it causes\nmemory leak.\n\nAnd if the memory allocated for the queues is failed, it can\nreturn error directly."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"15102886bc8f5f29daaadf2d925591d564c17e9f","versionType":"git"},{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"20255d41ac560397b6a07d8d87dcc5e2efc7672a","versionType":"git"},{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"8ee7ef4a57a9e1228b6f345aaa70aa8951c7e9cd","versionType":"git"},{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"32a1777fd113335c3f70dc445dffee0ad1c6870f","versionType":"git"},{"version":"59d0f746564495c7f54526674deabfcf101236a1","status":"affected","lessThan":"619fee9eb13b5d29e4267cb394645608088c28a8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/freescale/fec_main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"4.19.193","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.124","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.42","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.12.9","status":"unaffected","lessThanOrEqual":"5.12.*","versionType":"semver"},{"version":"5.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/freescale/fec_main.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/15102886bc8f5f29daaadf2d925591d564c17e9f"},{"url":"https://git.kernel.org/stable/c/20255d41ac560397b6a07d8d87dcc5e2efc7672a"},{"url":"https://git.kernel.org/stable/c/8ee7ef4a57a9e1228b6f345aaa70aa8951c7e9cd"},{"url":"https://git.kernel.org/stable/c/32a1777fd113335c3f70dc445dffee0ad1c6870f"},{"url":"https://git.kernel.org/stable/c/619fee9eb13b5d29e4267cb394645608088c28a8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T13:49:00.240Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"4.19.193"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.4.124"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.10.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.12.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.13"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-47150","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-03-28T18:23:57.615940Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-06-04T17:14:24.195Z"}},{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/15102886bc8f5f29daaadf2d925591d564c17e9f","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/20255d41ac560397b6a07d8d87dcc5e2efc7672a","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/8ee7ef4a57a9e1228b6f345aaa70aa8951c7e9cd","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/32a1777fd113335c3f70dc445dffee0ad1c6870f","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/619fee9eb13b5d29e4267cb394645608088c28a8","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T05:24:40.135Z"}}]}}}