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, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs689990

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wpa (PTS)wheezy1.0-3+deb7u3fixed
wheezy (security)1.0-3+deb7u5fixed
jessie (security), jessie2.3-1+deb8u5fixed
stretch (security), stretch2:2.4-1+deb9u1fixed
buster, sid2:2.6-15fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

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