Source: 389-ds-base X-Debbugs-CC: [email protected] Severity: important Tags: security
Hi, The following vulnerability was published for 389-ds-base. CVE-2026-11793[0]: | A stack buffer overflow flaw was found in 389 Directory Server. The | checkPrefix() function in pw.c copies an attacker-controlled | algorithm ID into a 256-byte stack buffer without bounds checking | when parsing reversible-encrypted attribute values. An attacker with | Directory Manager privileges can crash the LDAP server by storing a | crafted credential with an oversized algorithm ID. FORTIFY_SOURCE | mitigates this to denial of service only. https://bugzilla.redhat.com/show_bug.cgi?id=2484914 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-2026-11793 https://www.cve.org/CVERecord?id=CVE-2026-11793 Please adjust the affected versions in the BTS as needed.
