CVE-2012-4445

NameCVE-2012-4445
DescriptionHeap-based buffer overflow in the eap_server_tls_process_fragment function in eap_server_tls_common.c in the EAP authentication server in hostapd 0.6 through 1.0 allows remote attackers to cause a denial of service (crash or abort) via a small "TLS Message Length" value in an EAP-TLS message with the "More Fragments" flag set.
SourceCVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)
ReferencesDSA-2557-1
NVD severitymedium (attack range: remote)
Debian Bugs689990
Debian/oldstablenot vulnerable.
Debian/stablenot vulnerable.
Debian/testingnot vulnerable.
Debian/unstablenot vulnerable.

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
hostapd (PTS)squeeze (security), squeeze1:0.6.10-2+squeeze1fixed
wpa (PTS)wheezy, wheezy (security)1.0-3+deb7u1fixed
jessie, sid2.3-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
hostapdsource(unstable)(unfixed)medium
hostapdsourcesqueeze1:0.6.10-2+squeeze1mediumDSA-2557-1
wpasource(unstable)1.0-3medium689990

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