MEDIUM · 4.3

CVE-2009-3978

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 app...

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.

CVSS Score

4.3

MEDIUM

AV:N/AC:M/Au:N/C:N/I:N/A:P
Confidentiality
NONE
Integrity
NONE
Availability
PARTIAL

Affected Products

VendorProductVersions
MozillaFirefox<= 3.5.4

References

FAQ

What is CVE-2009-3978?

CVE-2009-3978 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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 app...

How severe is CVE-2009-3978?

CVE-2009-3978 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2009-3978?

Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.