giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension

A flaw was found in giflib. A remote attacker can exploit a buffer overflow vulnerability in the EGifGCBToExtension function by providing a specially crafted Graphics Control Extension GCE block. This allows overwriting an existing GCE block without proper size validation, leading to a denial of...

Important: Red Hat Security Advisory: giflib security update

An update for giflib is now available for Red Hat Enterprise Linux 8. 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 th...

giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension

A flaw was found in giflib. A remote attacker can exploit a buffer overflow vulnerability in the EGifGCBToExtension function by providing a specially crafted Graphics Control Extension GCE block. This allows overwriting an existing GCE block without proper size validation, leading to a denial of...

giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension

A flaw was found in giflib. A remote attacker can exploit a buffer overflow vulnerability in the EGifGCBToExtension function by providing a specially crafted Graphics Control Extension GCE block. This allows overwriting an existing GCE block without proper size validation, leading to a denial of...

giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension

A flaw was found in giflib. A remote attacker can exploit a buffer overflow vulnerability in the EGifGCBToExtension function by providing a specially crafted Graphics Control Extension GCE block. This allows overwriting an existing GCE block without proper size validation, leading to a denial of...

giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension

A flaw was found in giflib. A remote attacker can exploit a buffer overflow vulnerability in the EGifGCBToExtension function by providing a specially crafted Graphics Control Extension GCE block. This allows overwriting an existing GCE block without proper size validation, leading to a denial of...

Important: Red Hat Security Advisory: giflib security update

An update for giflib is now available for Red Hat Enterprise Linux 9.6 Extended Update 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 for...

giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension

A flaw was found in giflib. A remote attacker can exploit a buffer overflow vulnerability in the EGifGCBToExtension function by providing a specially crafted Graphics Control Extension GCE block. This allows overwriting an existing GCE block without proper size validation, leading to a denial of...

giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension

A flaw was found in giflib. A remote attacker can exploit a buffer overflow vulnerability in the EGifGCBToExtension function by providing a specially crafted Graphics Control Extension GCE block. This allows overwriting an existing GCE block without proper size validation, leading to a denial of...

SUSE SLES12 Security Update : giflib (SUSE-SU-2026:2667-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2026:2667-1 advisory. This update for giflib fixes the following issue - CVE-2026-26740: heap out-of-bounds read when processing a specially crafted GIF file containing a GC...

SUSE SLED15 / SLES15 Security Update : giflib (SUSE-SU-2026:2666-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:2666-1 advisory. This update for giflib fixes the following issue - CVE-2026-26740: heap out-of-bounds read when processing a specially...

SUSE-SU-2026:2667-1 Security update for giflib

This update for giflib fixes the following issue - CVE-2026-26740: heap out-of-bounds read when processing a specially crafted GIF file containing a GCE block with a truncated extension byte count bsc1259836...

OPENSUSE-SU-2026:11117-1 giflib-devel-32bit-5.2.2-4.1 on GA media

These are all security issues fixed in the giflib-devel-32bit-5.2.2-4.1 package on the GA media of openSUSE Tumbleweed...

OESA-2026-2707 giflib security update

giflib is a library of gif images and provides utilities for processing images. Security Fixes: Buffer Overflow vulnerability in giflib v.5.2.2 allows a remote attacker to cause a denial of service via the EGifGCBToExtension overwriting an existing Graphic Control Extension block without validati...

Astra Linux – Vulnerability in libstb

stbimage is a single-file library licensed under MIT, used for processing images. If stbiloadgifmain in stbiloadgiffrommemory fails, it returns a null pointer and may leave the z variable uninitialized. If the caller also sets the vertical flipping flag, the process continues by calling...

Astra Linux – Vulnerability in libstb

stbimage is a single-file library licensed under MIT that processes images. It might seem like stbiloadgifmain does not provide any guarantees regarding the content of the output value delays in case of failure. Although it sets delays to zero at the beginning, it does not do so if the image is n...

Astra Linux – Vulnerability in openimageio

A vulnerability was discovered in OpenImageIO, where a heap buffer overflow exists in the src/gif.imageio/gifinput.cpp file. This flaw allows a remote attacker to send a specially crafted file to the application, triggering a heap-based buffer overflow and potentially causing a system crash,...

Astra Linux – Vulnerability in gdk-pixbuf

GNOME gdk-pixbuf 2.42.6 is vulnerable to a heap-buffer overflow vulnerability when decoding the lzw-compressed stream of image data in GIF files, where the lzw minimum code size is equal to 12...

Astra Linux – Vulnerability in htmldoc

A vulnerability was discovered in htmldoc version 1.9.15. This vulnerability occurs in the gifgetcode function, where an out-of-bounds stack read operation takes place. The vulnerability manifests itself when opening a malicious GIF file, potentially leading to a crash segmentation fault...

Astra Linux – Vulnerability in giflib

The DGifDecompressLine function in dgiflib.c within GIFLIB possibly version 3.0.x, as later included in cgif.c in sam2p 0.49.4, has a heap-based buffer overflow because the index of the "Private-RunningCode - 2" array is not checked. This could lead to a denial of service or possibly other...