Researchers Spot XZ Utils Backdoor in Dozens of Docker Hub Images, Fueling Supply Chain Risks

New research has uncovered Docker images on Docker Hub that contain the infamous XZ Utils backdoor, more than a year after the discovery of the incident. More troubling is the fact that other images have been built on top of these infected base images, effectively propagating the infection furthe...

K000152366: XZ Utils vulnerability CVE-2025-31115

Security Advisory Description XZ Utils provide a general-purpose data-compression library plus command-line tools. In XZ Utils 5.3.3alpha to 5.8.0, the multithreaded .xz decoder in liblzma has a bug where invalid input can at least result in a crash. The effects include heap use after free and...

Exploit for Embedded Malicious Code in Tukaani Xz

Threat Intelligence Report: CVE-2024-3094 – XZ Utils Backdoor...

Astra Linux – Vulnerability in xz-utils

XZ Utils provides a general-purpose data-compression library along with command-line tools. In XZ Utils 5.3.3alpha to 5.8.0, there is a bug in the multithreaded .xz decoder in liblzma: invalid inputs can potentially cause a crash. The effects of this bug include heap usage after deallocation, as...

Debian dsa-5895 : liblzma-dev - security update

The remote Debian 12 host has packages installed that are affected by a vulnerability as referenced in the dsa-5895 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-5895-1 [email protected] https://www.debian.org/security/...

Important: Red Hat Security Advisory: xz security update

An update for xz is now available for Red Hat Enterprise Linux 10. 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 available for each vulnerability from the C...

ALSA-2025:7524 Important: xz security update

XZ Utils is an integrated collection of user-space file compression utilities based on the Lempel-Ziv-Markov chain algorithm LZMA, which performs lossless data compression. The algorithm provides a high compression ratio while keeping the decompression time short. Security Fixes: xz: XZ has a...

[SECURITY] Fedora 41 Update: xz-5.8.1-2.fc41

XZ Utils are an attempt to make LZMA compression easy to use on free as in freedom operating systems. This is achieved by providing tools and libraries which are similar to use than the equivalents of the most popular existing compression algorithms. LZMA is a general purpose compression algorith...

[SECURITY] Fedora 40 Update: xz-5.8.1-2.fc40

XZ Utils are an attempt to make LZMA compression easy to use on free as in freedom operating systems. This is achieved by providing tools and libraries which are similar to use than the equivalents of the most popular existing compression algorithms. LZMA is a general purpose compression algorith...

[SECURITY] Fedora 42 Update: xz-5.8.1-2.fc42

XZ Utils are an attempt to make LZMA compression easy to use on free as in freedom operating systems. This is achieved by providing tools and libraries which are similar to use than the equivalents of the most popular existing compression algorithms. LZMA is a general purpose compression algorith...

OESA-2025-1431 xz security update

XZ Utils is free general-purpose data compression software with a high compression ratio. XZ Utils were written for POSIX-like systems, but also work on some not-so-POSIX systems. XZ Utils are the successor to LZMA Utils. Security Fixes: XZ Utils provide a general-purpose data-compression library...

Debian: Security Advisory (DSA-5895-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] [DSA 5895-1] xz-utils security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5895-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso April 05, 2025 https://www.debian.org/security/faq -...

XZ Utils: Use after free

Background XZ Utils is free general-purpose data compression software with a high compression ratio. Description A use-after-free has been discovered in XZ utils. Please review the CVE identifier referenced below for details. Impact The multithreaded .xz decoder in liblzma has a bug where invalid...

DSA-5895-1 xz-utils - security update

Bulletin has no description...

GLSA-202504-01 : XZ Utils: Use after free

The remote host is affected by the vulnerability described in GLSA-202504-01 XZ Utils: Use after free A use-after-free has been discovered in XZ utils. Please review the CVE identifier referenced below for details. Tenable has extracted the preceding description block directly from the Gentoo Lin...

SUSE CVE-2025-31115

XZ Utils provide a general-purpose data-compression library plus command-line tools. In XZ Utils 5.3.3alpha to 5.8.0, the multithreaded .xz decoder in liblzma has a bug where invalid input can at least result in a crash. The effects include heap use after free and writing to an address based on t...

CVE-2025-31115

A flaw was found in the XZ Utils library. In affected versions, the multithreaded .xz decoder in liblzma has a bug where invalid input can trigger a heap use-after-free condition, allowing writes to an address based on the null pointer plus an offset. This issue may result in a crash or other...

USN-7414-1: XZ Utils vulnerability

Harri K. Koskinen discovered that XZ Utils incorrectly handled the threaded xz decoder. If a user or automated system were tricked into processing an xz file, a remote attacker could use this issue to cause XZ Utils to crash, resulting in a denial of service, or possibly execute arbitrary code...

CVE-2025-31115

XZ Utils provide a general-purpose data-compression library plus command-line tools. In XZ Utils 5.3.3alpha to 5.8.0, the multithreaded .xz decoder in liblzma has a bug where invalid input can at least result in a crash. The effects include heap use after free and writing to an address based on t...