{"id":"CVE-2021-38604","revision":"40472719a651462ebe2f6e32f5dfe420","records":[{"revision":"40472719a651462ebe2f6e32f5dfe420","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2021-38604","aliases":[],"title":"In librt in the GNU C Library (aka glibc) through 2.34, sysdeps/unix/sysv/linux/mq_notify.c mishandles certain NOTIFY_REMOVED data, leading to a NULL pointer dereference. NOTE: this vulnerability was introduced as a side effect of the CVE-2…","description":"In librt in the GNU C Library (aka glibc) through 2.34, sysdeps/unix/sysv/linux/mq_notify.c mishandles certain NOTIFY_REMOVED data, leading to a NULL pointer dereference. NOTE: this vulnerability was introduced as a side effect of the CVE-2021-33574 fix.","state":0,"publishedAt":"2021-08-12T15:43:34+00:00","modifiedAt":"2026-10-14T11:53:47.784+00:00","affected":[{"ecosystem":"Vendor product","name":"n/a","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"n/a\",\n                    \"vendor\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"n/a\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=b805aebd42364fe696e417808a700fdb9800c9e8","https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=4cc79c217744743077bf7a0ec5e0a4318f1e6641","https://sourceware.org/bugzilla/show_bug.cgi?id=28213","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/","https://www.oracle.com/security-alerts/cpujul2022.html","https://blog.tuxcare.com/cve/tuxcare-team-identifies-cve-2021-38604-a-new-vulnerability-in-glibc","https://security.netapp.com/advisory/ntap-20210909-0005/","https://security.gentoo.org/glsa/202208-24"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2021-38604","license":"CVE Program Terms of Use","key":"cve-program:CVE-2021-38604","identifiers":["CVE-2021-38604"]},"retained":false,"historicalAffected":[]}],"coverage":[]}