CVE-2012-3547

NameCVE-2012-3547
DescriptionStack-based buffer overflow in the cbtls_verify function in FreeRADIUS 2.1.10 through 2.1.12, when using TLS-based EAP methods, allows remote attackers to cause a denial of service (server crash) and possibly execute arbitrary code via a long "not after" timestamp in a client certificate.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-2546-1
Debian Bugs687175

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
freeradius (PTS)bullseye3.0.21+dfsg-2.2+deb11u1fixed
bookworm3.2.1+dfsg-4+deb12u1fixed
sid, trixie3.2.6+dfsg-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
freeradiussourcesqueeze2.1.10+dfsg-2+squeeze1DSA-2546-1
freeradiussource(unstable)2.1.12+dfsg-1.1medium687175
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