CVE-2020-21913
MEDIUMInternational Components for Unicode < 66.1 - Use-After-Free in pkg_createWithAssemblyCode
Title source: llmDescription
International 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.
References (4)
Core 4
Core References
Exploit, Vendor Advisory x_refsource_misc
https://unicode-org.atlassian.net/browse/ICU-20850
Patch, Third Party Advisory x_refsource_misc
https://github.com/unicode-org/icu/pull/886
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/10/msg00008.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2021/dsa-5014
Scores
CVSS v3
5.5
EPSS
0.0113
EPSS Percentile
62.5%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-416
Status
published
Products (3)
debian/debian_linux
9.0
debian/debian_linux
10.0
unicode/international_components_for_unicode
< 66.1
Published
Sep 20, 2021
Tracked Since
Feb 18, 2026