Astra Linux – Vulnerability in giflib

Before February 16, 2019, a malformed GIF file would trigger a divide-by-zero exception in the decoder function DGifSlurp in dgiflib.c, especially when the height field of the ImageSize data structure was equal to zero...

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...

OESA-2026-3054 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...

giflib security update

5.2.1-10.2 - fix CVE-2026-26740: buffer overflow in EGifGCBToExtension RHEL-157133...

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 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...

Important: giflib security update

giflib is a library for reading and writing gif images. Security Fixes: giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension CVE-2026-26740 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer ...

ALSA-2026:33503 Important: giflib security update

giflib is a library for reading and writing gif images. Security Fixes: giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension CVE-2026-26740 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer ...

Important: giflib security update

giflib is a library for reading and writing gif images. Security Fixes: giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension CVE-2026-26740 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer ...

giflib security update

5.1.4-5 - fix CVE-2026-26740: buffer overflow in EGifGCBToExtension RHEL-157097...

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...