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; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-2557-1
Debian Bugs689990

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wpa (PTS)jessie, jessie (lts)2.3-1+deb8u14fixed
stretch (security)2:2.4-1+deb9u9fixed
stretch (lts), stretch2:2.4-1+deb9u10fixed
buster2:2.7+git20190128+0c1e29f-6+deb10u3fixed
buster (security)2:2.7+git20190128+0c1e29f-6+deb10u4fixed
bullseye2:2.9.0-21fixed
bookworm2:2.10-12fixed
sid, trixie2:2.10-21fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
hostapdsourcesqueeze1:0.6.10-2+squeeze1DSA-2557-1
hostapdsource(unstable)(unfixed)
wpasource(unstable)1.0-3689990
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