Source: glibc Version: 2.31-12 Severity: important Tags: security upstream Forwarded: https://sourceware.org/bugzilla/show_bug.cgi?id=27896 X-Debbugs-Cc: car...@debian.org, Debian Security Team <t...@security.debian.org>
Hi, The following vulnerability was published for glibc, basically purely to track the upstream issue and fix once coming downstream. CVE-2021-33574[0]: | The mq_notify function in the GNU C Library (aka glibc) through 2.33 | has a use-after-free. It may use the notification thread attributes | object (passed through its struct sigevent parameter) after it has | been freed by the caller, leading to a denial of service (application | crash) or possibly unspecified other impact. If you fix the vulnerability please also make sure to include the CVE (Common Vulnerabilities & Exposures) id in your changelog entry. For further information see: [0] https://security-tracker.debian.org/tracker/CVE-2021-33574 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33574 [1] https://sourceware.org/bugzilla/show_bug.cgi?id=27896 Please adjust the affected versions in the BTS as needed. Regards, Salvatore