| Name | CVE-2020-36227 |
| Description | A flaw was discovered in OpenLDAP before 2.4.57 leading to an infinite loop in slapd with the cancel_extop Cancel operation, resulting in denial of service. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2544-1, DSA-4845-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| openldap (PTS) | buster, buster (security) | 2.4.47+dfsg-3+deb10u7 | fixed |
| bullseye (security), bullseye | 2.4.57+dfsg-3+deb11u1 | fixed |
| bookworm, sid, trixie | 2.5.13+dfsg-5 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://bugs.openldap.org/show_bug.cgi?id=9428
https://git.openldap.org/openldap/openldap/-/commit/9d0e8485f3113505743baabf1167e01e4558ccf5 (OPENLDAP_REL_ENG_2_4_57)