CVE-2009-4355

NameCVE-2009-4355
DescriptionMemory 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-1970-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssl (PTS)jessie (security), jessie1.0.1t-1+deb8u8fixed
stretch1.1.0f-3+deb9u1fixed
stretch (security)1.1.0f-3+deb9u2fixed
buster, sid1.1.0h-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsource(unstable)0.9.8k-8low
opensslsourceetch(not affected)
opensslsourcelenny0.9.8g-15+lenny6mediumDSA-1970-1

Notes

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

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