01 Record
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
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.78% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 77.9% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-11-19 00:00Z16 YR AGO
- Last updated
- 2024-09-17 01:31Z2 YR AGO
- Reserved
- 2009-11-18
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-476NULL Pointer DereferenceBase
- Data version
- 5.1
- Document digest
- b6e4d6eea8fbb269e06a1704911dad272f28c8267ae14797a730145aa514076d
05 Affected products
VendorProductVersionsPlatforms
06 References
- hg.mozilla.orghttp://hg.mozilla.org/releases/mozilla-1.9.1/rev/edf189567edc
- www.mozilla.comhttp://www.mozilla.com/en-US/firefox/3.5.5/releasenotes/
- www.h-online.comhttp://www.h-online.com/open/news/item/Mozilla-fixes-critical-bugs-with-Firefox-3-5-5-852070.html
- wiki.mozilla.orghttps://wiki.mozilla.org/Releases/Firefox_3.5.5/Test_Plan
- bugzilla.mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=525326