GLSA 202401-18: zlib: Buffer Overflow
| Severity: | high |
| Title: | zlib: Buffer Overflow |
| Date: | 01/15/2024 |
| Bugs: | |
| ID: | 202401-18 |
Synopsis
A vulnerability has been found in zlib that can lead to a heap-based buffer overflow.Background
zlib is a widely used free and patent unencumbered data compression library.
Affected packages
| Package | Vulnerable | Unaffected | Architecture(s) |
|---|---|---|---|
| sys-libs/zlib | < 1.2.13-r2 | >= 1.2.13-r2 | All supported architectures |
Description
A vulnerability has been discovered in zlib. Please review the CVE identifier referenced below for details.
Impact
MiniZip in zlib through 1.3 has an integer overflow and resultant heap-based buffer overflow in ZipOpenNewFileInZip4_64 via a long filename, comment, or extra field.
Workaround
There is no known workaround at this time.
Resolution
All zlib users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-libs/zlib-1.2.13-r2"
References
Availability
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
Concerns?
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
License
Copyright 2010 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
