CVE-2010-4531

Name	CVE-2010-4531
Description	Stack-based buffer overflow in the ATRDecodeAtr function in the Answer-to-Reset (ATR) Handler (atrhandler.c) for pcscd in PCSC-Lite 1.5.3, and possibly other 1.5.x and 1.6.x versions, allows physically proximate attackers to cause a denial of service (crash) and possibly execute arbitrary code via a smart card with an ATR message containing a long attribute value.
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-2156-1
Debian Bugs	607781

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pcsc-lite (PTS)	buster	1.8.24-1	fixed
	bullseye	1.9.1-1	fixed
	bookworm	1.9.9-2	fixed
	trixie	2.0.1-1	fixed
	sid	2.0.3-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
pcsc-lite	source	lenny	1.4.102-1+lenny4		DSA-2156-1
pcsc-lite	source	(unstable)	1.5.5-4	low		607781