| Name | CVE-2020-36223 |
| Description | A flaw was discovered in OpenLDAP before 2.4.57 leading to a slapd crash in the Values Return Filter control handling, resulting in denial of service (double free and out-of-bounds read). |
| 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 |
| trixie, bookworm | 2.5.13+dfsg-5 | fixed |
| sid | 2.5.16+dfsg-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://bugs.openldap.org/show_bug.cgi?id=9408
https://git.openldap.org/openldap/openldap/-/commit/21981053a1195ae1555e23df4d9ac68d34ede9dd (OPENLDAP_REL_ENG_2_4_57)