{"id":"CVE-2021-4203","state":"PUBLISHED","title":"A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this fl","description":"A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information.","publishedAt":"2022-03-25T00:00:00.000Z","updatedAt":"2024-08-03T17:16:04.262Z","severity":null,"assigner":"redhat","products":["n/a kernel"],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"kernel 5.15 rc4","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=2036934","https://bugs.chromium.org/p/project-zero/issues/detail?id=2230&can=7&q=modified-after%3Atoday-30&sort=-modified&colspec=ID%20Type%20Status%20Priority%20Milestone%20Owner%20Summary%20Modified%20Cve&cells=tiles&redir=1","https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=35306eb23814","https://lore.kernel.org/netdev/20210929225750.2548112-1-eric.dumazet%40gmail.com/T/","https://www.oracle.com/security-alerts/cpujul2022.html","https://security.netapp.com/advisory/ntap-20221111-0003/"],"weaknesses":["CWE-362"],"ingestedAt":"2026-10-29T19:49:23.890Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/4xxx/CVE-2021-4203.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-4203","state":"PUBLISHED","datePublished":"2022-03-25T00:00:00.000Z","dateUpdated":"2024-08-03T17:16:04.262Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2022-01-10T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information."}],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"kernel 5.15 rc4","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2036934"},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=2230&can=7&q=modified-after%3Atoday-30&sort=-modified&colspec=ID%20Type%20Status%20Priority%20Milestone%20Owner%20Summary%20Modified%20Cve&cells=tiles&redir=1"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=35306eb23814"},{"url":"https://lore.kernel.org/netdev/20210929225750.2548112-1-eric.dumazet%40gmail.com/T/"},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"url":"https://security.netapp.com/advisory/ntap-20221111-0003/"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-362","type":"CWE","lang":"en","description":"CWE-362->CWE-416"}]}],"providerMetadata":{"shortName":"redhat","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateUpdated":"2022-11-14T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2036934","tags":["x_transferred"]},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=2230&can=7&q=modified-after%3Atoday-30&sort=-modified&colspec=ID%20Type%20Status%20Priority%20Milestone%20Owner%20Summary%20Modified%20Cve&cells=tiles&redir=1","tags":["x_transferred"]},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=35306eb23814","tags":["x_transferred"]},{"url":"https://lore.kernel.org/netdev/20210929225750.2548112-1-eric.dumazet%40gmail.com/T/","tags":["x_transferred"]},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","tags":["x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20221111-0003/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:16:04.262Z"}}]}}}