writeup_split

Abstract CVE-2024-0684 A vulnerability in the GNU coreutils "split" program allows for a heap buffer overflow with user controlled data. It was introduced in 40bf1591bb4362fa91e501bcec7c2029c5f65a43 on 2023-03-04. A fix has been released with c4c5ed8f4e9cd55a12966d4f520e3a13101637d9 on 2024-01-17...

Security Bulletin: IBM DataPower Gateway affected by denial of service due to Coreutils (CVE-2025-5278)

Summary CVE-2025-5278 addressed in IBM DataPower Gateway version 11.0.0.3 Vulnerability Details CVEID:CVE-2025-5278 DESCRIPTION: A flaw was found in GNU Coreutils. The sort utility's begfield function is vulnerable to a heap buffer under-read. The program may access memory outside the allocated...

Unity Linux 20.1070a Security Update: coreutils (UTSA-2026-123926)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-123926 advisory. A flaw was found in GNU Coreutils. The sort utility's begfield function is vulnerable to a heap buffer under-read. The program may access memory outside the allocate...

RLSA-2026:69964 Moderate: coreutils security update

The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils packages. Security Fixes: coreutils: Heap Buffer Under-Read in GNU Coreutils sort via Key Specification CVE-2025-5278 For more details about the security...

coreutils: Heap Buffer Under-Read in GNU Coreutils sort via Key Specification

A flaw was found in GNU Coreutils. The sort utility's begfield function is vulnerable to a heap buffer under-read. The program may access memory outside the allocated buffer if a user runs a crafted command using the traditional key format. A malicious input could lead to a crash or leak sensitiv...

Moderate: Red Hat Security Advisory: coreutils security update

An update for coreutils is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

RHEL 8 : coreutils (RHSA-2026:69964)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:69964 advisory. The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils...

ALSA-2026:69964 Moderate: coreutils security update

The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils packages. Security Fixes: coreutils: Heap Buffer Under-Read in GNU Coreutils sort via Key Specification CVE-2025-5278 For more details about the security...

coreutils: GNU coreutils uniq: Denial of Service and information disclosure via out-of-bounds read with multibyte input

A flaw was found in GNU coreutils uniq. When processing specially crafted multibyte input with the --check-chars option, an attacker can trigger an out-of-bounds read. This vulnerability can lead to a denial of service DoS due to an application crash and potentially expose sensitive information...

coreutils: GNU coreutils unexpand: Denial of Service via crafted tab stop values

A flaw was found in GNU coreutils, specifically in the unexpand utility. This vulnerability, a heap-based buffer overflow, occurs due to an integer overflow when unexpand processes unusually large tab stop values provided by a local attacker. This can lead to an undersized memory buffer, allowing...

coreutils: GNU coreutils unexpand: Denial of Service via crafted tab stop values

A flaw was found in GNU coreutils, specifically in the unexpand utility. This vulnerability, a heap-based buffer overflow, occurs due to an integer overflow when unexpand processes unusually large tab stop values provided by a local attacker. This can lead to an undersized memory buffer, allowing...

Security Bulletin:Vulnerabilities exists in IBM Netezza Appliance

Summary Vulnerabilities identified in IBM Netezza Software have been addressed in recent security patch releases. Vulnerability Details CVEID:CVE-2026-55654 DESCRIPTION: A flaw was found in OpenSSH. This vulnerability, a heap out-of-bounds read, occurs during the cleanup of GSSAPI Generic Securit...

Unity Linux 20.1070a Security Update: coreutils (UTSA-2026-104994)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-104994 advisory. GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. Th...

OESA-2026-3416 coreutils security update

These are the GNU core utilities. This package is the combination of the old GNU fileutils, sh-utils, and textutils packages. Security Fixes: GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t...

OESA-2026-3391 coreutils security update

These are the GNU core utilities. This package is the combination of the old GNU fileutils, sh-utils, and textutils packages. Security Fixes: GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t...

OESA-2026-3390 coreutils security update

These are the GNU core utilities. This package is the combination of the old GNU fileutils, sh-utils, and textutils packages. Security Fixes: GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t...

JLSEC-2026-1196 GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow...

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

CVE-2026-56391

A flaw was found in GNU coreutils uniq. When processing specially crafted multibyte input with the --check-chars option, an attacker can trigger an out-of-bounds read. This vulnerability can lead to a denial of service DoS due to an application crash and potentially expose sensitive information...

Linux Distros Unpatched Vulnerability : CVE-2026-56391

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GNU coreutils uniq is vulnerable to an outofbounds read due to incorrect handling of multibyte input when the -w --check-chars option is used. The findfield...

Linux Distros Unpatched Vulnerability : CVE-2026-56392

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t value...