CVE-2020-21913

NameCVE-2020-21913
DescriptionInternational Components for Unicode (ICU-20850) v66.1 was discovered to contain a use after free bug in the pkg_createWithAssemblyCode function in the file tools/pkgdata/pkgdata.cpp.
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)
ReferencesDLA-2784-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
icu (PTS)stretch57.1-6+deb9u4vulnerable
stretch (security)57.1-6+deb9u5fixed
buster, buster (security)63.1-6+deb10u1vulnerable
bookworm, bullseye, sid67.1-7fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
icusourcestretch57.1-6+deb9u5DLA-2784-1
icusource(unstable)67.1-2

Notes

https://github.com/unicode-org/icu/pull/886
https://unicode-org.atlassian.net/browse/ICU-20850
https://github.com/unicode-org/icu/commit/727505bddab0bfd527f1db6697cb4d4f7febe4a9

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