| Name | CVE-2015-2942 |
| Description | MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to cause a denial of service (CPU and memory consumption) via a large number of nested entity references in an (1) SVG file or (2) XMP metadata in a PDF file, aka a "billion laughs attack," a different vulnerability than CVE-2015-2937. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| mediawiki (PTS) | buster | 1:1.31.16-1+deb10u2 | fixed |
| buster (security) | 1:1.31.16-1+deb10u7 | fixed | |
| bullseye | 1:1.35.13-1~deb11u1 | fixed | |
| bullseye (security) | 1:1.35.13-1+deb11u2 | fixed | |
| bookworm | 1:1.39.5-1~deb12u1 | fixed | |
| bookworm (security) | 1:1.39.7-1~deb12u1 | fixed | |
| sid, trixie | 1:1.39.7-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| mediawiki | source | (unstable) | 1:1.19.20+dfsg-2.3 | unimportant |
HHVM not packaged in Debian
https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html
https://www.openwall.com/lists/oss-security/2015/04/01/1