USN-8292-1: libarchive vulnerabilities

It was discovered that libarchive incorrectly handled certain RAR archives. An attacker could possibly use this issue to cause an out-of-bounds read via a crafted RAR archive, leading to sensitive memory disclosure. CVE-2026-4424 It was discovered that libarchive incorrectly handled certain ISO...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: libarchive (UTSA-2026-021469)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021469 advisory. A flaw was found in libarchive. An Undefined Behavior vulnerability exists in the zisofs decompression logic, caused by improper validation of a field pzlog2bs read...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: libarchive (UTSA-2026-021482)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021482 advisory. A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can explo...

CLSA-2026-1777365744 libarchive: Fix of CVE-2026-5121

Fix CVE-2026-5121: heap buffer overflow in ISO9660 reader via invalid pzlog2bs value in Rock Ridge ZF extension...

Important: libarchive

Issue Overview: A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can exploit this by providing a specially crafted ISO9660 image, which can lead to a heap buffer overflow. This could...

Amazon Linux 2 : libarchive, --advisory ALAS2-2026-3257 (ALAS-2026-3257)

The version of libarchive installed on the remote host is prior to 3.1.2-14. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3257 advisory. A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer...

CLSA-2026-1777366496 libarchive: Fix of CVE-2026-5121

Fix CVE-2026-5121: heap buffer overflow in ISO9660 reader via invalid pzlog2bs value in Rock Ridge ZF extension...

[SECURITY] Fedora 44 Update: libarchive-3.8.7-1.fc44

Libarchive is a programming library that can create and read several different streaming archive formats, including most popular tar variants, several cpio formats, and both BSD and GNU ar variants. It can also write shar archives and read ISO9660 CDROM images and ZIP archives...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: sleuthkit (UTSA-2026-014269)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014269 advisory. The Sleuth Kit through 4.14.0 contains an out-of-bounds read vulnerability in the ISO9660 filesystem parser where the parsesusp function trusts lenid, lendes, and...

Important: Red Hat Security Advisory: libarchive security update

An update for libarchive is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing

A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can exploit this by providing a specially crafted ISO9660 image, which can lead to a heap buffer overflow. This could potentially allow for...

RHEL 8 : libarchive (RHSA-2026:9592)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:9592 advisory. The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660...

MiracleLinux 8 : libarchive-3.3.3-7.el8_10 (AXSA:2026-475:03)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-475:03 advisory. libarchive: libarchive: Information disclosure via heap out-of-bounds read in RAR archive processing CVE-2026-4424 libarchive: libarchive: Arbitrary...

libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing

A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can exploit this by providing a specially crafted ISO9660 image, which can lead to a heap buffer overflow. This could potentially allow for...

libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing

A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can exploit this by providing a specially crafted ISO9660 image, which can lead to a heap buffer overflow. This could potentially allow for...

libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing

A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can exploit this by providing a specially crafted ISO9660 image, which can lead to a heap buffer overflow. This could potentially allow for...

libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing

A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can exploit this by providing a specially crafted ISO9660 image, which can lead to a heap buffer overflow. This could potentially allow for...

Important: Red Hat Security Advisory: libarchive security update

An update for libarchive is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: libarchive security update

An update for libarchive is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing

A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can exploit this by providing a specially crafted ISO9660 image, which can lead to a heap buffer overflow. This could potentially allow for...