Libarchive: libarchive: arbitrary code execution via integer overflow in iso9660 image processing

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SUSE CVE-2026-5121

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...

Out-of-bounds Write

Overview Affected versions of this package are vulnerable to Out-of-bounds Write through the zisofs process in ISO9660 image handling on 32-bit systems. An attacker can potentially execute arbitrary code by supplying a specially crafted ISO9660 image that triggers an integer overflow, leading to ...

EUVD-2026-17073

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...

AZL-81504 CVE-2026-5121 affecting package libarchive for versions less than 3.7.7-6

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...

CVE-2026-5121

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...

UBUNTU-CVE-2026-5121

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...

CVE-2026-5121

A flaw in the libarchive programming library allows for arbitrary code execution on 32-bit systems. The root cause is an integer overflow vulnerability within the zisofs block pointer allocation logic when processing ISO9660 images. A remote attacker can exploit this by providing a specially craf...

CVE-2026-5121

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...

CVE-2026-5121 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...

CVE-2026-5121

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...

CVE-2026-5121 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...

EUVD-2026-13099

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 from ISO9660 Rock Ridge extensions. A remote attacker can exploit this by supplying a specially crafted ISO file. This can lead to...

CVE-2026-4426

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 from ISO9660 Rock Ridge extensions. A remote attacker can exploit this by supplying a specially crafted ISO file. This can lead to...

CVE-2026-4426

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 from ISO9660 Rock Ridge extensions. A remote attacker can exploit this by supplying a specially crafted ISO file. This can lead to...

CVE-2026-4426: Incorrect Bitwise Shift of Integer

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 from ISO9660 Rock Ridge extensions. A remote attacker can exploit this by supplying a specially crafted ISO file. This can lead to...

MiracleLinux 7 : libarchive-3.1.2-12.el7 (AXSA:2019-4084:01)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2019-4084:01 advisory. libarchive: Double free in RAR decoder resulting in a denial of service CVE-2018-1000877 libarchive: Use after free in RAR decoder resulting in a...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000715)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000715 advisory. The rockcontinue function in fs/isofs/rock.c in the Linux kernel through 3.18.1 does not restrict the number of Rock Ridge continuation entries, which allows local...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000857)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000857 advisory. The parserockridgeinodeinternal function in fs/isofs/rock.c in the Linux kernel through 3.16.1 allows local users to cause a denial of service unkillable mount proce...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000889)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000889 advisory. Stack consumption vulnerability in the parserockridgeinodeinternal function in fs/isofs/rock.c in the Linux kernel through 3.16.1 allows local users to cause a denia...