Astra Linux – Vulnerability in p7zip

The NtfsHandler.cpp NTFS handler in 7-Zip before version 24.01 for 7zz contains a heap-based buffer overflow vulnerability. This vulnerability allows an attacker to overwrite two bytes at multiple offsets beyond the allocated buffer size: buffer+512i-2, where i ranges from 9, 10, 11, etc...

Astra Linux – Vulnerability in p7zip

7-Zip before version 25.01 does not always handle symbolic links correctly during extraction...

Astra Linux – Vulnerability in p7zip-rar

7-Zip is a file archiver with a high compression ratio. Writing zeros outside the heap buffer in the RAR5 handler may lead to memory corruption and denial of service in versions of 7-Zip prior to version 25.0.0. Version 25.0.0 contains a fix for this issue...

[SECURITY] [DLA 4719-1] p7zip security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4719-1 [email protected] https://www.debian.org/lts/security/ Sylvain Beucler August 05, 2026 https://wiki.debian.org/LTS -...

[SECURITY] [DLA 4718-1] 7zip security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4718-1 [email protected] https://www.debian.org/lts/security/ Sylvain Beucler August 05, 2026 https://wiki.debian.org/LTS -...

Debian dla-4719 : p7zip - security update

The remote Debian 11 / 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4719 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4719-1 [email protected]...

Amazon Linux 2023 : 7zip, 7zip-reduced, 7zip-standalone (ALAS2023-2026-2037)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-2037 advisory. NOTE: Since p7zip/16.02+transitional.1 src:p7zip is only an empty source packageNOTE: depending on 7zip. Mark this version as fixed version.NOTE:...

SUSE CVE-2026-14266

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

CVE-2026-14266

A flaw was found in 7-Zip. This vulnerability allows a remote attacker to execute arbitrary code on affected installations. Exploitation requires user interaction, such as opening a specially crafted malicious file or visiting a malicious web page. The flaw occurs during the processing of...

CVE-2026-14266

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

EUVD-2026-50420

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

CVE-2026-14266

Summary: CVE-2026-14266 affects 7-Zip 26.01 and earlier in the multi-threaded XZ decoder path. A heap-based buffer overflow in MixCoder_Code() occurs when processing crafted XZ data, allowing potential remote code execution and denial of service. Root cause: missing boundary clamp on destLen2 in ...

CVE-2026-14266

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

CVE-2026-14266 7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

CVE-2026-14266 7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

Exploit for CVE-2026-14266

CVE-2026-14266 — 7-Zip XZ Decoder Heap Buffer Overflow Cr...

The vulnerability of the MixCoder_Code() function in the XZ Decoder component of the 7-Zip archive processor allows a hacker to execute arbitrary code.

The vulnerability of the MixCoderCode function in the XZ Decoder component of the 7-Zip archive processor is related to buffer overflow in dynamic memory. Exploiting this vulnerability could allow an attacker to execute arbitrary code...

Exploit for CVE-2026-14266

CVE-2026-14266: 7-Zip XZ Heap Buffer Overflow PoC Generator P...

7zip-26.02-1.1 on GA media (moderate)

7zip-26.02-1.1 on GA media Announcement ID: openSUSE-SU-2026:11319-1 Rating: moderate Cross-References: CVE-2026-14266 Affected Products: openSUSE Tumbleweed An update that solves one vulnerability can now be installed. Description: These are all security issues fixed in the 7zip-26.02-1.1 packag...

Amazon Linux 2 : clamav1.4, --advisory ALAS2-2026-3820 (ALAS-2026-3820)

The version of clamav1.4 installed on the remote host is prior to 1.4.5-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3820 advisory. A vulnerability in the PE file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS...