DescriptionHeap-based buffer overflow in a regular-expression parser in Mozilla Network Security Services (NSS) before 3.12.3, as used in Firefox, Thunderbird, SeaMonkey, Evolution, Pidgin, and AOL Instant Messenger (AIM), allows remote SSL servers to cause a denial of service (application crash) or possibly execute arbitrary code via a long domain name in the subject's Common Name (CN) field of an X.509 certificate, related to the cert_TestHostName function.
SourceCVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)
ReferencesDSA-1874-1, DSA-2025-1
NVD severityhigh (attack range: remote, user-initiated)
Debian Bugs539934
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
icedove (PTS)squeeze (security), squeeze3.0.11-1+squeeze15fixed
wheezy (security)31.4.0-1~deb7u1fixed
jessie, sid31.4.0-2fixed
nss (PTS)squeeze (security), squeeze3.12.8-1+squeeze7fixed
squeeze (lts)3.12.8-1+squeeze11fixed
wheezy, wheezy (security)2:3.14.5-1+deb7u3fixed
jessie, sid2:3.17.2-1.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

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