CVE-2007-4770

NameCVE-2007-4770
Descriptionlibicu in International Components for Unicode (ICU) 3.8.1 and earlier attempts to process backreferences to the nonexistent capture group zero (aka \0), which might allow context-dependent attackers to read from, or write to, out-of-bounds memory locations, related to corruption of REStackFrames.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDSA-1511-1
Debian Bugs463688

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
icu (PTS)buster63.1-6+deb10u3fixed
buster (security)63.1-6+deb10u2fixed
bullseye67.1-7fixed
bookworm, sid72.1-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
icusourceetch3.6-2etch1DSA-1511-1
icusource(unstable)3.8-6463688
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