xzutils_backdoor_obfuscation

xzutilsbackdoorobfuscation This script recreates the obfuscation technique used for the XZ utils attack CVE-2024-3094. It has been tested for xzutils v5.6.0 only. ⚠️ This code is provided for educational purposes only and should not be used for malicious activities. Use at your own risks. ⚠️...

CVE-2024-3094-Checker

CVE-2024-3094 Checker The CVE-2024-3094 Checker is a powerful Bash script designed for Linux systems. It identifies vulnerability to CVE-2024-3094, related to XZ/LZMA utilities. This script is essential for system administrators and security professionals to quickly assess and mitigate potential...

Oracle Linux 8 : perl:5.32 (ELSA-2026-85917)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-85917 advisory. - Fixes: CVE-2026-13221 - Don't create a trie that would overflow - Fix CVE-2026-9538: Denial of Service via crafted tar header with large entry size Resolves:...

Amazon Linux 2023 : python3.13, python3.13-devel, python3.13-freethreading (ALAS2023-2026-3229)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-3229 advisory. When decompressing crafted zip files using the bzip/LZMA/Zstandard compressions, Python could use an attacker-controlled size to pre-allocate memory, possibly resulting in memory exhaustion...

Important: python3.14

Issue Overview: When decompressing crafted zip files using the bzip/LZMA/Zstandard compressions, Python could use an attacker-controlled size to pre-allocate memory, possibly resulting in memory exhaustion. CVE-2026-15310 The HTTPPasswordMgr class in the urllib.request module, along with its...

Important: python3.13

Issue Overview: When decompressing crafted zip files using the bzip/LZMA/Zstandard compressions, Python could use an attacker-controlled size to pre-allocate memory, possibly resulting in memory exhaustion. CVE-2026-15310 The HTTPPasswordMgr class in the urllib.request module, along with its...

CVE-2026-80892

A flaw was found in the Linux kernel's EROFS Enhanced Read-Only File System component. On systems with a high number of processing units, mounting a specially crafted EROFS image can cause the kernel to allocate an excessive amount of memory for LZMA decompression streams. This uncontrolled memor...

CVE-2026-15310

A flaw was found in Python. When decompressing specially crafted zip files that use bzip, LZMA, or Zstandard compression methods, Python may pre-allocate memory based on an attacker-controlled size. This could lead to excessive memory consumption, potentially causing a Denial of Service DoS for t...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: erofs: cap LZMA stream pool size In fs/erofs/decompressorlzma.c, the module-global MicroLZMA stream pool is sized based on numpossiblecpus. This occurs when the lzmastreams module parameter is unset. In such cases,...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: erofs: fix memory leak of LZMA global compressed deduplication When stress-testing microLZMA EROFS images with the new global compressed deduplication feature enabled -Ededupe, I found that some short-lived temporary pages were n...

Astra Linux – Vulnerability in busybox

An out-of-bounds heap read in Busybox’s unlzma applet leads to information leakage and denial of service when LZMA-compressed input is decompressed. This can be triggered by any applet/format that…...

CLSA-2026-1791377791 python3.11: Fix of CVE-2026-15310

CVE-2026-15310: zipfile: bound the output of each bzip2/LZMA decompress call so a small crafted member cannot trigger an unbounded allocation...

AlmaLinux 9.2 [TuxCare] Security Update: python3.11 / python3.11-debug / python3.11-devel / python3.11-idle / etc (ALMALINUX9.2:CLSA-2026:1791377791)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1791377791 advisory. - When decompressing crafted zip files using the bzip/LZMA/Zstandard compressions, Python could use an attacker-controlled size to pre-alloca...

Rocky Linux 9.6 [TuxCare] Security Update: python-unversioned-command / python3 / python3-debug / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1789993238)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1789993238 advisory. - When decompressing crafted zip files using the bzip/LZMA/Zstandard compressions, Python could use an attacker-controlled size to...

SUSE CVE-2026-97605

In the Linux kernel, the following vulnerability has been resolved: erofs: preserve LZMA decoders on resize failure The pool-resize path frees each stream's old decoder before allocating its replacement. If an allocation fails after some streams have already been replaced, the failed stream is pu...

AZL-104309 CVE-2026-97605 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: erofs: preserve LZMA decoders on resize failure The pool-resize path frees each stream's old decoder before allocating its replacement. If an allocation fails after some streams have already been replaced, the failed stream is pu...

DEBIAN-CVE-2026-97605

In the Linux kernel, the following vulnerability has been resolved: erofs: preserve LZMA decoders on resize failure The pool-resize path frees each stream's old decoder before allocating its replacement. If an allocation fails after some streams have already been replaced, the failed stream is pu...

CVE-2026-97605

In the Linux kernel, the following vulnerability has been resolved: erofs: preserve LZMA decoders on resize failure The pool-resize path frees each stream's old decoder before allocating its replacement. If an allocation fails after some streams have already been replaced, the failed stream is pu...

UBUNTU-CVE-2026-97605

In the Linux kernel, the following vulnerability has been resolved: erofs: preserve LZMA decoders on resize failure The pool-resize path frees each stream's old decoder before allocating its replacement. If an allocation fails after some streams have already been replaced, the failed stream is pu...

EUVD-2026-86736

In the Linux kernel, the following vulnerability has been resolved: erofs: preserve LZMA decoders on resize failure The pool-resize path frees each stream's old decoder before allocating its replacement. If an allocation fails after some streams have already been replaced, the failed stream is pu...