EUVD-2026-42364

httplib2: Decompression Bomb Denial of Service via Unbounded gzip/deflate Response Handling...

MGASA-2026-0292 Updated lrzip package fixes security vulnerabilities

The updated package fixes security vulnerabilities: ckolivas lrzip stream.c lzmadecompressbuf use after free. CVE-2025-15570 ckolivas lrzip strtoll.c GIstrtollinternal null pointer dereference. CVE-2025-9396...

OESA-2026-3141 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0,...

OESA-2026-3140 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0,...

OESA-2026-3139 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0,...

OESA-2026-3138 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0,...

OESA-2026-3137 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0,...

PT-2026-64414

Name of the Vulnerable Software and Affected Versions FFmpeg versions prior to 8.1.2 Description An information disclosure issue exists in the LCL/ZLIB video decoder. An attacker can expose uninitialized heap memory by providing a valid zlib stream that inflates to fewer bytes than the expected...

PHPSpreadsheet: Gnumeric reader unbounded gzip expansion causes memory exhaustion

Summary PhpSpreadsheet's Gnumeric reader reads attacker-supplied .gnumeric files into memory and, when the file starts with gzip magic bytes, calls gzdecode on the full compressed contents without enforcing a decompressed-size limit. A very small compressed .gnumeric file can expand to data large...

GHSA-2MRG-GJXQ-2GVR PHPSpreadsheet: Gnumeric reader unbounded gzip expansion causes memory exhaustion

Summary PhpSpreadsheet's Gnumeric reader reads attacker-supplied .gnumeric files into memory and, when the file starts with gzip magic bytes, calls gzdecode on the full compressed contents without enforcing a decompressed-size limit. A very small compressed .gnumeric file can expand to data large...

Security update for python-urllib3

This update for python-urllib3 fixes the following issues: CVE-2025-66471: excessive resource consumption via decompression of highly compressed data in Streaming API bsc1254867. CVE-2025-66418: resource exhaustion via unbounded number of links in the decompression chain bsc1254866. Patch...

SUSE-SU-2026:0367-2 Security update for python-urllib3

This update for python-urllib3 fixes the following issues: - CVE-2025-66471: excessive resource consumption via decompression of highly compressed data in Streaming API bsc1254867. - CVE-2025-66418: resource exhaustion via unbounded number of links in the decompression chain bsc1254866...

PYSEC-2026-3495 Pillow: Decompression Bomb DoS via PdfParser.PdfStream.decode()

Summary PdfParser.PdfStream.decode in Pillow's PdfParser.py calls zlib.decompress with the bufsize parameter set to the value of the PDF stream's Length field, without any upper bound on the actual decompressed output size. Python's zlib.decompress bufsize argument is an initial output buffer hin...

Alibaba Cloud Linux 3 : 0215: pacemaker (ALINUX3-SA-2026:0215)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2026:0215 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-10649: A flaw was found in Pacemaker. An...

Netty: [Bzip2Decoder] Infinite Loop in RLE State Machine Leads to Event-Loop Thread Hang

The Bzip2Decoder handler in Netty's compression codec pipeline is vulnerable to a denial-of-service attack through a malformed bzip2 stream that permanently captures the event-loop thread in an infinite loop. The vulnerability exists in the run-length encoding RLE state machine within...

Important: Red Hat Security Advisory: pacemaker security update

An update for pacemaker is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. 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...

pacemaker: Pacemaker: Denial of Service via integer overflow in remote message decompression

A flaw was found in Pacemaker. An unauthenticated remote attacker can exploit an integer overflow vulnerability in the remote message decompression process. By sending a specially crafted compressed remote message before authentication, an attacker can cause memory corruption, leading to a denial...

RLSA-2026:40833 Important: pacemaker security update

The Pacemaker cluster resource manager is a collection of technologies working together to maintain data integrity and application availability in the event of failures. Security Fixes: pacemaker: Pacemaker: Denial of Service via integer overflow in remote message decompression CVE-2026-10649 For...

CVE-2026-56819 Netty: HTTP/2 decompression leaks ByteBuf reference count when the decompressor channel is already closed (Direct memory leak / OOM DoS)

Netty is a network application framework for development of protocol servers and clients. In versions 4.2.0.Final through 4.2.15.Final and 4.1.0.Final through 4.1.135.Final, a remote unauthenticated peer can leak one direct ByteBuf per HTTP/2 DATA frame in applications that enable HTTP/2 content...

CVE-2026-56819 Netty: HTTP/2 decompression leaks ByteBuf reference count when the decompressor channel is already closed (Direct memory leak / OOM DoS)

Netty is a network application framework for development of protocol servers and clients. In versions 4.2.0.Final through 4.2.15.Final and 4.1.0.Final through 4.1.135.Final, a remote unauthenticated peer can leak one direct ByteBuf per HTTP/2 DATA frame in applications that enable HTTP/2 content...