| Name | CVE-2006-4447 |
| Description | X.Org and XFree86, including libX11, xdm, xf86dga, xinit, xload, xtrans, and xterm, does not check the return values for setuid and seteuid calls when attempting to drop privileges, which might allow local users to gain privileges by causing those calls to fail, such as by exceeding a ulimit. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-1193-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| libx11 (PTS) | buster | 2:1.6.7-1+deb10u2 | fixed |
| buster (security) | 2:1.6.7-1+deb10u4 | fixed | |
| bullseye (security), bullseye | 2:1.7.2-1+deb11u2 | fixed | |
| bookworm, bookworm (security) | 2:1.8.4-2+deb12u2 | fixed | |
| sid, trixie | 2:1.8.7-1 | fixed | |
| xdm (PTS) | sid, trixie, buster, bookworm, bullseye | 1:1.1.11-3 | fixed |
| xorg-server (PTS) | buster | 2:1.20.4-1+deb10u4 | fixed |
| buster (security) | 2:1.20.4-1+deb10u14 | fixed | |
| bullseye | 2:1.20.11-1+deb11u11 | fixed | |
| bullseye (security) | 2:1.20.11-1+deb11u13 | fixed | |
| bookworm | 2:21.1.7-3+deb12u5 | fixed | |
| bookworm (security) | 2:21.1.7-3+deb12u7 | fixed | |
| sid, trixie | 2:21.1.12-1 | fixed | |
| xterm (PTS) | buster | 344-1+deb10u2 | vulnerable |
| bullseye | 366-1+deb11u1 | vulnerable | |
| bookworm | 379-1 | vulnerable | |
| sid, trixie | 390-1 | vulnerable | |
| xtrans (PTS) | buster | 1.3.5-1 | fixed |
| sid, trixie, bookworm, bullseye | 1.4.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| libx11 | source | (unstable) | 2:1.0.0-7 | unimportant | ||
| xbase-clients | source | (unstable) | 1:7.1.ds-2 | unimportant | ||
| xdm | source | (unstable) | 1:1.0.5-1 | unimportant | ||
| xfree86 | source | sarge | 4.3.0.dfsg.1-14sarge2 | DSA-1193-1 | ||
| xorg-server | source | (unstable) | 1:1.0.2-9 | low | ||
| xterm | source | (unstable) | (unfixed) | unimportant | ||
| xtrans | source | (unstable) | 1.0.0-6 | unimportant |