HarborGuard / CVE
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HIGHCVE-2026-26740Published Modified CNA mitre

CVE-2026-26740: Buffer Overflow vulnerability in giflib v

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.

Metrics

CVSS v3.1
8.2
Severity
HIGH
Fixed in
—
Affected Products
1
Affected packages
  • n/a / n/a
    n/a
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
References