| Name | CVE-2015-5312 |
| Description | The xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.3 does not properly prevent entity expansion, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data, a different vulnerability than CVE-2014-3660. |
| 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-373-1, DSA-3430-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| libxml2 (PTS) | buster | 2.9.4+dfsg1-7+deb10u4 | fixed |
| buster (security) | 2.9.4+dfsg1-7+deb10u6 | fixed | |
| bullseye (security), bullseye | 2.9.10+dfsg-6.7+deb11u4 | fixed | |
| bookworm | 2.9.14+dfsg-1.3~deb12u1 | fixed | |
| sid, trixie | 2.9.14+dfsg-1.3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| libxml2 | source | squeeze | 2.7.8.dfsg-2+squeeze16 | DLA-373-1 | ||
| libxml2 | source | wheezy | 2.8.0+dfsg1-7+wheezy5 | DSA-3430-1 | ||
| libxml2 | source | jessie | 2.9.1+dfsg1-5+deb8u1 | DSA-3430-1 | ||
| libxml2 | source | (unstable) | 2.9.3+dfsg1-1 |
https://gitlab.gnome.org/GNOME/libxml2/-/commit/69030714cde66d525a8884bda01b9e8f0abf8e1e (v2.9.3)
https://bugzilla.gnome.org/show_bug.cgi?id=756733 (upstream bug not yet open)