EulerOS 2.0 SP11 : zlib (EulerOS-SA-2026-2233)

According to the versions of the zlib packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : zlib before 1.3.2 allows CPU consumption via crc32combine64 and crc32combinegen64 because x2nmodp can do right shifts within a loop that has no...

EulerOS Virtualization 2.12.1 : zlib (EulerOS-SA-2026-2092)

According to the versions of the zlib package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : zlib before 1.3.2 allows CPU consumption via crc32combine64 and crc32combinegen64 because x2nmodp can do right shifts within a loop th...

EulerOS Virtualization 2.13.1 : zlib (EulerOS-SA-2026-2155)

According to the versions of the zlib package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : zlib before 1.3.2 allows CPU consumption via crc32combine64 and crc32combinegen64 because x2nmodp can do right shifts within a loop th...

Security Bulletin: IBM i is Affected by an Improper Validation Vulnerability in zlib [CVE-2026-27171]

Summary Zlib for IBM i is vulnerable to increased CPU consumption when using functions crc32combine64 and crc32combine64gen64 CVE-2026-27171 as described in the vulnerability details section. Vulnerability Details CVEID:CVE-2026-27171 DESCRIPTION: zlib before 1.3.2 allows CPU consumption via...

JLSEC-2026-480 zlib before 1.3.2 allows CPU consumption via crc32_combine64 and crc32_combine_gen64 because...

zlib before 1.3.2 allows CPU consumption via crc32combine64 and crc32combinegen64 because x2nmodp can do right shifts within a loop that has no termination condition...

Astra Linux – Vulnerability in zlib, libz-mingw-w64

Zlib versions up to 1.2.12 have a heap-based buffer over-read or buffer overflow issue in the inflate function within inflate.c, due to a large gzip header extra field. NOTE: Only applications that call inflateGetHeader are affected. Some common applications bundle the affected Zlib source code,...

Amazon Linux 2023 : nodejs24, nodejs24-devel, nodejs24-full-i18n (ALAS2023-2026-1609)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1609 advisory. @isaacs/brace-expansion is a hybrid CJS/ESM TypeScript fork of brace-expansion. Prior to version 5.0.1, @isaacs/brace-expansion is vulnerable to a denial of service DoS issue caused by unbound...

Amazon Linux 2023 : nodejs22, nodejs22-devel, nodejs22-full-i18n (ALAS2023-2026-1616)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1616 advisory. A flaw was found in zlib. An attacker providing specially crafted input to the crc32combine64 or crc32combinegen64 functions could trigger an infinite loop within the x2nmodp function. This leads to...

Amazon Linux 2023 : nodejs20, nodejs20-devel, nodejs20-full-i18n (ALAS2023-2026-1608)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1608 advisory. A flaw was found in zlib. An attacker providing specially crafted input to the crc32combine64 or crc32combinegen64 functions could trigger an infinite loop within the x2nmodp function. This leads to...

CVE-2026-27820

A flaw was found in zlib, a Ruby interface for the zlib compression/decompression library. The Zlib::GzipReader component contains a buffer overflow vulnerability. This occurs because the zstreambufferungets function does not ensure sufficient memory capacity before moving existing data, which ca...

zlib 安全漏洞

Zlib is a general-purpose data compression library developed by Mark Adler in the United States. Zlib versions 3.0.0 and earlier, as well as versions 3.1.0, 3.1.1, 3.2.0, and 3.2.1, contain security vulnerabilities. These vulnerabilities stem from a buffer overflow in Zlib::GzipReader, which may...

CVE-2026-40036

Unfurl before 2026.04 contains an unbounded zlib decompression vulnerability in parsecompressed.py that allows remote attackers to cause denial of service. Attackers can submit highly compressed payloads via URL parameters to the /json/visjs endpoint that expand to gigabytes, exhausting server...

MGASA-2026-0076 Updated zlib packages fix security vulnerability

zlib before 1.3.2 allows CPU consumption via crc32combine64 and crc32combinegen64 because x2nmodp can do right shifts within a loop that has no termination condition. CVE-2026-27171...

CVE-2026-4176

Perl versions from 5.9.4 before 5.40.4-RC1, from 5.41.0 before 5.42.2-RC1, from 5.43.0 before 5.43.9 contain a vulnerable version of Compress::Raw::Zlib. Compress::Raw::Zlib is included in the Perl package as a dual-life core module, and is vulnerable to CVE-2026-3381 due to a vendored version of...

CVE-2026-4176

CVE-2026-4176 affects Perl with vulnerable Compress::Raw::Zlib bundled in dual-life core; affected are Perl 5.9.4–5.40.4-RC1, 5.41.0–5.42.2-RC1, and 5.43.0–5.43.9 due to a vendored zlib (CVE-2026-3381, with CVE-2026-27171). IBM ITNM 4.2 is explicitly impacted and has a fixed-release path in 4.2 F...

CVE-2026-4176 Perl versions from 5.9.4 before 5.40.4-RC1, from 5.41.0 before 5.42.2-RC1, from 5.43.0 before 5.43.9 contain a vulnerable version of Compress::Raw::Zlib

Perl versions from 5.9.4 before 5.40.4-RC1, from 5.41.0 before 5.42.2-RC1, from 5.43.0 before 5.43.9 contain a vulnerable version of Compress::Raw::Zlib. Compress::Raw::Zlib is included in the Perl package as a dual-life core module, and is vulnerable to CVE-2026-3381 due to a vendored version of...

Security Bulletin: A vulnerability in zlib affects IBM License Metric Tool v9 scanner (CIT)

Summary There is a vulnerability in the zlib component used by IBM License Metric Tool v9 scanner CIT Vulnerability Details CVEID:CVE-2026-27171 DESCRIPTION: zlib before 1.3.2 allows CPU consumption via crc32combine64 and crc32combinegen64 because x2nmodp can do right shifts within a loop that ha...

Heap-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Heap-based Buffer Overflow due to improper restriction of operations within the bounds of a memory buffer in the inftree9.c endpoint. An attacker can achieve heap corruption or execute arbitrary code by supplying specially crafted input...

Advisory ROSA-SA-2026-3250

software: zlib 1.2.13 OS: ROSA-CHROME unaffected versions = zlib-1.2.13-2 affected versions zlib-1.2.13-2 CVE-ID: CVE-2026-27171 BDU-ID: None CVE-Crit: LOW CVE-DESC.: In zlib before 1.3.2, excessive CPU consumption DoS via crc32combine64 and crc32combinegen64 functions is possible: the x2nmodp...

Buffer Overflow

Overview Affected versions of this package are vulnerable to Buffer Overflow via the zstreambufferungets function. An attacker can cause memory corruption by providing input that causes the buffer length to exceed its capacity, leading to a buffer overflow during memory operations. Remediation...