Back to Database
Status published
Medium
CVE-2009-3978
The nsGIFDecoder2::GifWrite function in decoders/gif/nsGIFDecoder2.cpp in libpr0n in Mozilla Firefox...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2009-3978
Credits & Attribution
No credits recorded in the NVD database.
References
- http://hg.mozilla.org/releases/mozilla-1.9.1/rev/edf189567edc
- http://www.mozilla.com/en-US/firefox/3.5.5/releasenotes/
- http://www.h-online.com/open/news/item/Mozilla-fixes-critical-bugs-with-Firefox-3-5-5-852070.html
- https://wiki.mozilla.org/Releases/Firefox_3.5.5/Test_Plan
- https://bugzilla.mozilla.org/show_bug.cgi?id=525326
More from mozilla
View All →CVE-2025-66453
Rhino vulnerable high CPU usage and potential DoS when passing specific numbers to toFixed() function
Medium
5.5
CVE-2022-29167
ReDoS vulnerability in header parsing in hawk
High
7.4
CVE-2021-21354
Open redirect in pollbot
High
7.4
CVE-2020-15660
Missing checks on Content-Type headers in geckodriver before 0.27.0 could...
High
8.8
CVE-2018-7753
An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes...
Critical
9.8
Affected Vendor
mozilla
View all reports →Affected Software
firefox
Vulnerable Versions:
0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.6.1, 0.7, 0.7.1, 0.8, 0.9, 0.9.1, 0.9.2, 0.9.3, 0.10, 0.10.1, 1.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5, 1.0.6, 1.0.7, 1.0.8, 1.4.1, 1.5, 1.5.0.1, 1.5.0.2, 1.5.0.3, 1.5.0.4, 1.5.0.5, 1.5.0.6, 1.5.0.7, 1.5.0.8, 1.5.0.9, 1.5.0.10, 1.5.0.11, 1.5.0.12, 1.5.1, 1.5.2, 1.5.3, 1.5.4, 1.5.5, 1.5.6, 1.5.7, 1.5.8, 1.8, 2.0, 2.0.0.1, 2.0.0.2, 2.0.0.3, 2.0.0.4, 2.0.0.5, 2.0.0.6, 2.0.0.7, 2.0.0.8, 2.0.0.9, 2.0.0.10, 2.0.0.11, 3.0, 3.0.5, 3.5, 3.5.2, 3.5.3
Timeline
Official Publish:
November 19th, 2009
Last Modified:
September 17th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.