CVE-2020-25709

NameCVE-2020-25709
DescriptionA flaw was found in OpenLDAP. This flaw allows an attacker who can send a malicious packet to be processed by OpenLDAP’s slapd server, to trigger an assertion failure. The highest threat from this vulnerability is to system availability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2481-1, DSA-4792-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openldap (PTS)buster, buster (security)2.4.47+dfsg-3+deb10u7fixed
bullseye (security), bullseye2.4.57+dfsg-3+deb11u1fixed
bookworm, trixie2.5.13+dfsg-5fixed
sid2.5.16+dfsg-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openldapsourcestretch2.4.44+dfsg-5+deb9u6DLA-2481-1
openldapsourcebuster2.4.47+dfsg-3+deb10u4DSA-4792-1
openldapsource(unstable)2.4.56+dfsg-1

Notes

https://bugs.openldap.org/show_bug.cgi?id=9383
https://git.openldap.org/openldap/openldap/-/commit/67670f4544e28fb09eb7319c39f404e1d3229e65 (OPENLDAP_REL_ENG_2_4_56)

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