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/pkgd…

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com

Timeline

Detection, updates, and resolution for this record.

1. Sep 20, 2021 · NIST NVD

   Detected

   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.

2. Oct 14, 2026 · NIST NVD

   Updated

   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.

Affected

• cpe debian/debian linux10.0
• cpe debian/debian linux9.0
• cpe unicode/international components for unicodeversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2020-21913

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2020-21913

  30-day exploitation probability 1.2%

  first.org
• NIST NVDVulnerability recordCVE-2020-21913

  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.

  nvd.nist.gov

References

• Patch · github.com
• Mailing List · lists.debian.org
• Exploit · unicode-org.atlassian.net
• Third Party Advisory · debian.org