PT-2026-43487

IO::Compress versions from 2.207 before 2.220 for Perl ship a zipdetails CLI tool that crashes with undefined subroutine on Info-ZIP Unix Extra Field with 8-byte UID or GID. When decode ux in bin/zipdetails handles an Info-ZIP Unix Extra Field tag 0x7875 with UID Size or GID Size set to 8, causin...

Astra Linux - уязвимость в zlib, libz-mingw-w64

Before version 1.2.12, zlib allowed memory corruption during deflation i.e., when compressing if the input contained many distant matches...

JLSEC-2026-478

zlib through 1.2.12 has a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header extra field. NOTE: only applications that call inflateGetHeader are affected. Some common applications bundle the affected zlib source code but may be unable to call...

JLSEC-2026-477

zlib before 1.2.12 allows memory corruption when deflating i.e., when compressing if the input has many distant matches...

CVE-2026-6535

Wireshark contains a vulnerability CVE-2026-6535 in its dissection engine where a zlib decompression crash is triggered by improper control of sequential memory allocation. Affected versions are Wireshark 4.6.0–4.6.4 and 4.4.0–4.4.14, leading to denial of service. The issue is described in the CV...

GHSA-4C3Q-X735-J3R5 Complete Bypass of CVE-2026-24884 Patch via Git-Delivered Symlink Poisoning in compressing

Executive Summary This report documents a critical security research finding in the compressing npm package specifically tested on the latest v2.1.0. The core vulnerability is a Partial Fix Bypass of CVE-2026-24884. The current patch relies on a purely logical string validation within the...

CVE-2026-27820

zlib is a Ruby interface for the zlib compression/decompression library. Versions 3.0.0 and below, 3.1.0, 3.1.1, 3.2.0 and 3.2.1 contain a buffer overflow vulnerability in the Zlib::GzipReader. The zstreambufferungets function prepends caller-provided bytes ahead of previously produced output but...

CVE-2026-27820

zlib is a Ruby interface for the zlib compression/decompression library. Versions 3.0.0 and below, 3.1.0, 3.1.1, 3.2.0 and 3.2.1 contain a buffer overflow vulnerability in the Zlib::GzipReader. The zstreambufferungets function prepends caller-provided bytes ahead of previously produced output but...

CVE-2026-34743

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

UBUNTU-CVE-2026-32829

lz4flex is a pure Rust implementation of LZ4 compression/decompression. In versions 0.11.5 and below, and 0.12.0, decompressing invalid LZ4 data can leak sensitive information from uninitialized memory or from previous decompression operations. The library fails to properly validate offset values...

lz4_flex 安全漏洞

lz4flex is a high-performance LZ4 compression library written by PSeitz’s individual developers in the Rust language. Versions of lz4flex prior to 0.11.5 and 0.12.0 contain security vulnerabilities. These vulnerabilities stem from improper decompression of LZ4 data, leading to out-of-bounds read...

[SECURITY] Fedora 42 Update: mingw-zlib-1.3.2-1.fc42

MinGW Windows zlib compression library...

AZL-79271 CVE-2026-3381 affecting package fltk 1.3.8-1

Compress::Raw::Zlib versions through 2.219 for Perl use potentially insecure versions of zlib. Compress::Raw::Zlib includes a copy of the zlib library. Compress::Raw::Zlib version 2.220 includes zlib 1.3.2, which addresses findings fron the 7ASecurity audit of zlib. The includes fixs for...

CVE-2026-23044 PM: hibernate: Fix crash when freeing invalid crypto compressor

In the Linux kernel, the following vulnerability has been resolved: PM: hibernate: Fix crash when freeing invalid crypto compressor When cryptoallocacomp fails, it returns an ERRPTR value, not NULL. The cleanup code in savecompressedimage and loadcompressedimage unconditionally calls...

CVE-2026-24800

Out-of-bounds Write, Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability in tildearrow furnace extern/zlib modules. This vulnerability is associated with program files inflate.C...

EUVD-2026-4830

Vulnerability in root-project root builtins/zlib modules. This vulnerability is associated with program files inffast.C. This issue affects root...

PT-2026-4869

Out-of-bounds Write, Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability in tildearrow furnace extern/zlib modules. This vulnerability is associated with program files inflate.C...

RLSA-2026:0752 Important: jmc security update

JDK Mission Control is a powerful profiler for HotSpot JVMs and has an advanced set of tools that enables efficient and detailed analysis of the extensive data collected by JDK Flight Recorder. The tool chain enables developers and administrators to collect and analyze data from Java applications...

jmc security update

8.2.0-4 - Bump LZ4 Version to 1.10.2. Related: RHEL-135478...

PT-2026-2158

Name of the Vulnerable Software and Affected Versions zlib versions up to and including 1.3.1.2 Description zlib versions up to and including 1.3.1.2 contain a global buffer overflow in the untgz utility. The TGZfname function uses an unbounded strcpy call to copy an attacker-supplied archive nam...