| Name | CVE-2016-7942 |
| Description | The XGetImage function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving image type and geometry, which triggers out-of-bounds read operations. |
| 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-684-1 |
| Debian Bugs | 840439 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libx11 (PTS) | bullseye (security), bullseye | 2:1.7.2-1+deb11u2 | fixed |
| bookworm, bookworm (security) | 2:1.8.4-2+deb12u2 | fixed |
| trixie, sid | 2:1.8.12-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libx11 | source | wheezy | 2:1.5.0-1+deb7u3 | | DLA-684-1 | |
| libx11 | source | jessie | 2:1.6.2-3+deb8u1 | | | |
| libx11 | source | (unstable) | 2:1.6.4-1 | low | | 840439 |
Notes
https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=8ea762f94f4c942d898fdeb590a1630c83235c17