{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47002","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-27T18:42:55.950Z","datePublished":"2024-02-28T08:13:24.091Z","dateUpdated":"2025-05-04T07:02:05.909Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:02:05.909Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nSUNRPC: Fix null pointer dereference in svc_rqst_free()\n\nWhen alloc_pages_node() returns null in svc_rqst_alloc(), the\nnull rq_scratch_page pointer will be dereferenced when calling\nput_page() in svc_rqst_free(). Fix it by adding a null check.\n\nAddresses-Coverity: (\"Dereference after null check\")"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sunrpc/svc.c"],"versions":[{"version":"79e4e0d489c8e72b9efa388e504a036eec1550c6","lessThan":"3de81c1e84bf84803308da3272a829a7655c5336","status":"affected","versionType":"git"},{"version":"5191955d6fc65e6d4efe8f4f10a6028298f57281","lessThan":"1e10f58f1c9a6b667b045513c7a4e6111c24fe7c","status":"affected","versionType":"git"},{"version":"5191955d6fc65e6d4efe8f4f10a6028298f57281","lessThan":"c664aaec9aee544538a78ba4893a44bc73a6d742","status":"affected","versionType":"git"},{"version":"5191955d6fc65e6d4efe8f4f10a6028298f57281","lessThan":"b9f83ffaa0c096b4c832a43964fe6bff3acffe10","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/sunrpc/svc.c"],"versions":[{"version":"5.11","status":"affected"},{"version":"0","lessThan":"5.11","status":"unaffected","versionType":"semver"},{"version":"5.10.221","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.11.22","lessThanOrEqual":"5.11.*","status":"unaffected","versionType":"semver"},{"version":"5.12.5","lessThanOrEqual":"5.12.*","status":"unaffected","versionType":"semver"},{"version":"5.13","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":"5.10.220","versionEndExcluding":"5.10.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.11.22"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.12.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.13"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3de81c1e84bf84803308da3272a829a7655c5336"},{"url":"https://git.kernel.org/stable/c/1e10f58f1c9a6b667b045513c7a4e6111c24fe7c"},{"url":"https://git.kernel.org/stable/c/c664aaec9aee544538a78ba4893a44bc73a6d742"},{"url":"https://git.kernel.org/stable/c/b9f83ffaa0c096b4c832a43964fe6bff3acffe10"}],"title":"SUNRPC: Fix null pointer dereference in svc_rqst_free()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-47002","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-02-28T20:23:02.003410Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:13:56.930Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:24:39.582Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/3de81c1e84bf84803308da3272a829a7655c5336","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/1e10f58f1c9a6b667b045513c7a4e6111c24fe7c","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/c664aaec9aee544538a78ba4893a44bc73a6d742","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/b9f83ffaa0c096b4c832a43964fe6bff3acffe10","tags":["x_transferred"]}]}]}}