CVE-2009-0887

Name	CVE-2009-0887
Description	Integer signedness error in the _pam_StrTok function in libpam/pam_misc.c in Linux-PAM (aka pam) 1.0.3 and earlier, when a configuration file contains non-ASCII usernames, might allow remote attackers to cause a denial of service, and might allow remote authenticated users to obtain login access with a different user's non-ASCII username, via a login attempt.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	520115

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pam (PTS)	jessie	1.1.8-3.1+deb8u2	fixed
	stretch	1.1.8-3.6	fixed
	buster	1.3.1-5	fixed
	bullseye	1.4.0-9+deb11u1	fixed
	bookworm	1.5.2-6+deb12u1	fixed
	sid, trixie	1.5.3-7	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
pam	source	etch	0.79-5+etch1
pam	source	lenny	1.0.1-5+lenny1
pam	source	(unstable)	1.0.1-10	low		520115