Description

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 validating its allocated size.

INFO

Published Date :

2026-03-18T00:00:00.000Z

Last Modified :

2026-03-18T18:44:14.358Z

Source :

mitre
AFFECTED PRODUCTS

The following products are affected by CVE-2026-26740 vulnerability.

Vendors Products
Giflib
  • Giflib
Giflib Project
  • Giflib
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-26740.

URL Resource
https://github.com/zakkanijia/POC/blob/main/giflib/giftool/giflib_giftool_gce_len_heap_oobwrite_disclosure.md cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2026-26740 cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-26740 cve-icon
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CVSS Vulnerability Scoring System

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