CVE-2009-3978

Firefox < 3.5.5 - Denial of Service via Animated GIF with Large Image Size

Title source: llm
STIX 2.1

Description

The nsGIFDecoder2::GifWrite function in decoders/gif/nsGIFDecoder2.cpp in libpr0n in Mozilla Firefox before 3.5.5 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an animated GIF file with a large image size, a different vulnerability than CVE-2009-3373.

Scores

EPSS 0.0179
EPSS Percentile 75.9%

Details

Status published
Products (46)
mozilla/firefox 0.1
mozilla/firefox 0.2
mozilla/firefox 0.3
mozilla/firefox 0.4
mozilla/firefox 0.5
mozilla/firefox 0.6
mozilla/firefox 0.6.1
mozilla/firefox 0.7
mozilla/firefox 0.7.1
mozilla/firefox 0.8
... and 36 more
Published Nov 19, 2009
Tracked Since Feb 18, 2026