CVE-2005-4890

NameCVE-2005-4890
DescriptionThere is a possible tty hijacking in shadow 4.x before 4.1.5 and sudo 1.x before 1.7.4 via "su - user -c program". The user session can be escaped to the parent session by using the TIOCSTI ioctl to push characters into the input buffer to be read by the next process.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs628843, 657784

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
shadow (PTS)jessie, jessie (lts)1:4.2-3+deb8u5fixed
stretch (security)1:4.4-4.1+deb9u1fixed
stretch (lts), stretch1:4.4-4.1+deb9u2fixed
buster, buster (lts)1:4.5-1.1+deb10u1fixed
bullseye1:4.8.1-1fixed
bookworm1:4.13+dfsg1-1fixed
sid, trixie1:4.16.0-7fixed
sudo (PTS)jessie, jessie (lts)1.8.10p3-1+deb8u9fixed
stretch (security)1.8.19p1-2.1+deb9u3fixed
stretch (lts), stretch1.8.19p1-2.1+deb9u6fixed
buster (security), buster, buster (lts)1.8.27-1+deb10u6fixed
bullseye (security), bullseye1.9.5p2-3+deb11u1fixed
bookworm1.9.13p3-1+deb12u1fixed
sid, trixie1.9.16p1-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
shadowsource(unstable)1:4.1.5-1low628843
sudosource(unstable)1.7.4p4low657784

Notes

[squeeze] - shadow <no-dsa> (Minor issue)
[lenny] - shadow <no-dsa> (Minor issue)
https://bugzilla.redhat.com/show_bug.cgi?id=173008
sudo might be fixed earlier, use_pty present in stable. Only since 1.9.6-1~exp2
use_pty is added to default configuration.

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