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.
Fix
Patch, vendor advisory and mitigation references on NVD 4
- https://github.com/unicode-org/icu/pull/886 Patch, Third Party Advisory
- https://unicode-org.atlassian.net/browse/ICU-20850 Exploit, Vendor Advisory
- https://github.com/unicode-org/icu/pull/886 Patch, Third Party Advisory
- https://unicode-org.atlassian.net/browse/ICU-20850 Exploit, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 5.5 · unicode, debianNVD modified 2026-10-14 10:17
Affected (CPE criteria) 3
cpe:2.3:a:unicode:international_components_for_unicode:*:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
References 9
- https://github.com/unicode-org/icu/pull/886 Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/10/msg00008.html Mailing List, Third Party Advisory
- https://unicode-org.atlassian.net/browse/ICU-20850 Exploit, Vendor Advisory
- https://www.debian.org/security/2021/dsa-5014 Third Party Advisory
- https://github.com/unicode-org/icu/pull/886 Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/10/msg00008.html Mailing List, Third Party Advisory
- https://unicode-org.atlassian.net/browse/ICU-20850 Exploit, Vendor Advisory
- https://www.debian.org/security/2021/dsa-5014 Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html