urllib3: urllib3 Streaming API improperly handles highly compressed data

A decompression handling flaw has been discovered in urllib3. When streaming a compressed response, urllib3 can perform decoding or decompression based on the HTTP Content-Encoding header e.g., gzip, deflate, br, or zstd. The library must read compressed data from the network and decompress it...

Ultimate Sitemap Parser (USP): Gzip Decompression Bomb Bypasses Sitemap Size Limit

Gzip Decompression Bomb Bypasses Sitemap Size Limit Summary ultimate-sitemap-parser enforces a 100 MiB size limit on sitemap responses, but applies it only to the compressed bytes received over the network. When a .gz sitemap is fetched, usp/helpers.py:239 calls gziplib.decompressdata with no...

EUVD-2026-37014

Improper Handling of Highly Compressed Data Data Amplification vulnerability in elixir-grpc grpc GRPC.Compressor.Gzip, GRPC.Message modules allows a denial of service via a gzip decompression bomb. This vulnerability is associated with program files lib/grpc/compressor/gzip.ex, lib/grpc/message.e...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification during cleanup. An attacker can exhaust system memory by sending a specially crafted compressed payload that is decompressed into memory in a single chunk. Remediation Upgra...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview org.springframework.security:spring-security-saml2-service-provider is a security component for the Spring Framework. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the REDIRECT binding. An attacker can exhaust system...

CVE-2026-49755

Improper Handling of Highly Compressed Data Data Amplification vulnerability in wojtekmach Req allows attacker-controlled HTTP servers to exhaust memory in a Req client via decompression-bomb response bodies. Req's default response pipeline includes Req.Steps.decodebody/1 and...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the Batch.Decompress function. An attacker can cause excessive memory allocation on the receiving node by sending a specially crafted compressed P2P gossip payload,...

Astra Linux - уязвимость в busybox

The decompressgunzip.c file in BusyBox contains an issue where version 1.32.1 improperly handles the error bit associated with the huftbuild result pointer. This results in an invalid free operation or segmentation fault due to malformed gzip data...

CVE-2026-43970

Improper Handling of Highly Compressed Data Data Amplification vulnerability in ninenines cowlib allows unauthenticated remote denial of service via memory exhaustion. cowspdy:inflate/2 in cowlib passes peer-supplied compressed bytes directly to zlib:inflate/2 with no output size bound. The SPDY...

ROS-20260506-73-0045

Vulnerability in erlang related to incorrect processing of highly compressed input data. Exploitation of the vulnerability could allow a remote attacker to cause a denial of service...

RHCOS 4 : OpenShift Container Platform 4.13.41 (RHSA-2024:2049)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:2049 advisory. - golang: net/http, x/net/http2: unlimited number of CONTINUATION frames causes DoS CVE-2023-45288 - buildah: full container escape ...

CLSA-2026-1777642326 ImageMagick: Fix of CVE-2026-24481

CVE-2026-24481: heap information disclosure in PSD format handler via uninitialized memory in ZIP-compressed layer data...

urllib3: urllib3 Streaming API improperly handles highly compressed data

A decompression handling flaw has been discovered in urllib3. When streaming a compressed response, urllib3 can perform decoding or decompression based on the HTTP Content-Encoding header e.g., gzip, deflate, br, or zstd. The library must read compressed data from the network and decompress it...

Important: Red Hat Security Advisory: python-urllib3 security update

An update for python-urllib3 is now available for Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION. 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...

openSUSE 16 Security Update : python-Pillow (openSUSE-SU-2026:20617-1)

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:20617-1 advisory. This update for python-Pillow fixes the following issue: - CVE-2026-40192: Versions 10.3.0 through 12.1.1 did not limit the amount of GZIP-compressed da...

Important: Red Hat Security Advisory: python-urllib3 security update

An update for python-urllib3 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...

CVE-2026-40192

Pillow is a Python imaging library. Versions 10.3.0 through 12.1.1 did not limit the amount of GZIP-compressed data read when decoding a FITS image, making them vulnerable to decompression bomb attacks. A specially crafted FITS file could cause unbounded memory consumption, leading to denial of...

Security Bulletin: High Resource Consumption Vulnerability in urllib3 Streaming API Due to Improper Handling of Highly Compressed Data (≤ v2.6.0) affects watsonx.data

Summary A vulnerability in the urllib3 Streaming API versions 1.0 through 2.6.0 allows highly compressed HTTP responses to be decompressed in a way that can consume excessive system resources. When processing compressed data e.g., gzip or brotli, the library may fully decompress a small input int...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the archive extraction process. An attacker can exhaust server memory by uploading specially crafted zip archives containing highly compressed entries. Remediation Upgrad...

openSUSE 16 Security Update : containerized-data-importer (openSUSE-SU-2026:20279-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20279-1 advisory. Update to version 1.64.0. Security issues fixed: - CVE-2024-28180: improper handling of highly compressed data bsc1235204. - CVE-2024-45338:...