Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: xz: xz-5.8.3-1.1.hum1 aarch64, x8664 xz-devel-5.8.3-1.1.hum1 aarch64, x8664 xz-libs-5.8.3-1.1.hum1 aarch64, x8664 xz-lzma-compat-5.8.3-1.1.hum1 aarch64, x8664 xz-static-5.8.3-1.1.hum1 aarch64,...

CBL Mariner 2.0 Security Update: CBL-Mariner Releases (CVE-2026-34743)

The version of CBL-Mariner Releases installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2026-34743 advisory. - XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to...

Azure Linux 3.0 Security Update: CBL-Mariner Releases (CVE-2026-34743)

The version of CBL-Mariner Releases installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2026-34743 advisory. - XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to...

Beyond Single Reports: Evaluating Automated ATT&CK Technique Extraction in Multi-Report Campaign Settings

Large-scale cyberattacks, referred to as campaigns, are documented across multiple CTI reports from diverse sources, with some providing a high-level overview of attack techniques and others providing technical details. Extracting attack techniques from reports is essential for organizations to...

Mageia: Security Advisory (MGASA-2026-0084)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 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...

Updated xz packages fix security vulnerability

Buffer overflow in lzmaindexappend. CVE-2026-34743...

MGASA-2026-0084 Updated xz packages fix security vulnerability

Buffer overflow in lzmaindexappend. CVE-2026-34743...

XZ Utils: Buffer overflow in lzma_index_append()

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CVE-2026-34743

A flaw was found in XZ Utils. When the lzmaindexdecoder function processes an empty index, and a subsequent lzmaindexappend operation is performed, insufficient memory is allocated. This can lead to a buffer overflow, potentially causing a denial of service DoS for affected systems...

AZL-81908 CVE-2026-34743 affecting package rust for versions less than 1.90.0-7

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

AZL-81800 CVE-2026-34743 affecting package xz for versions less than 5.4.4-3

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

CVE-2026-34743

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

ALPINE-CVE-2026-34743

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

AZL-81905 CVE-2026-34743 affecting package rust for versions less than 1.75.0-28

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

UBUNTU-CVE-2026-34743

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

CVE-2026-34743

XZ Utils contains a vulnerability (CVE-2026-34743) in lzma_index_append() when decoding an empty index with lzma_index_decoder(), which could leave the index in a state that permits a buffer overflow. The issue affects versions prior to 5.8.3; a patch is available in 5.8.3. Affected component is ...

CVE-2026-34743

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

CVE-2026-34743 XZ Utils: Buffer overflow in lzma_index_append()

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

CVE-2026-34743

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...

EUVD-2026-18505

XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzmaindexdecoder was used to decode an Index that contained no Records, the resulting lzmaindex was left in a state where where a subsequent lzmaindexappend would allocate too little...