Name | CVE-2021-3537 |
Description | A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference. If an untrusted XML document was parsed in recovery mode and post-validated, the flaw could be used to crash the application. The highest threat from this vulnerability is to system availability. |
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-2653-1 |
Debian Bugs | 988123 |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
libxml2 (PTS) | bullseye | 2.9.10+dfsg-6.7+deb11u4 | fixed |
bullseye (security) | 2.9.10+dfsg-6.7+deb11u5 | fixed | |
bookworm | 2.9.14+dfsg-1.3~deb12u1 | fixed | |
sid, trixie | 2.12.7+dfsg+really2.9.14-0.2 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
libxml2 | source | stretch | 2.9.4+dfsg1-2.2+deb9u4 | DLA-2653-1 | ||
libxml2 | source | buster | 2.9.4+dfsg1-7+deb10u2 | |||
libxml2 | source | (unstable) | 2.9.10+dfsg-6.6 | 988123 |
https://gitlab.gnome.org/GNOME/libxml2/-/issues/243
https://gitlab.gnome.org/GNOME/libxml2/-/issues/244
https://gitlab.gnome.org/GNOME/libxml2/-/issues/245
https://gitlab.gnome.org/GNOME/libxml2/-/commit/babe75030c7f64a37826bb3342317134568bef61