CVE-2009-4355

Name	CVE-2009-4355
Description	Memory leak in the zlib_stateful_finish function in crypto/comp/c_zlib.c in OpenSSL 0.9.8l and earlier and 1.0.0 Beta through Beta 4 allows remote attackers to cause a denial of service (memory consumption) via vectors that trigger incorrect calls to the CRYPTO_cleanup_all_ex_data function, as demonstrated by use of SSLv3 and PHP with the Apache HTTP Server, a related issue to CVE-2008-1678.
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-1970-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
openssl (PTS)	bullseye	1.1.1w-0+deb11u1	fixed
	bullseye (security)	1.1.1w-0+deb11u2	fixed
	bookworm	3.0.15-1~deb12u1	fixed
	bookworm (security)	3.0.14-1~deb12u2	fixed
	sid, trixie	3.3.2-2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin
openssl	source	etch	(not affected)
openssl	source	lenny	0.9.8g-15+lenny6		DSA-1970-1
openssl	source	(unstable)	0.9.8k-8	low

[etch] - openssl <not-affected> (affects only 0.9.8f and later)
apache2 packages in squeeze/sid do not seem to allow exploit