CVE-2013-6954
Published Jan 12, 2014 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- www.ibm.com ↗
- RHSA-2014:0414 ↗
- GLSA-201406-32 ↗
- advisories.mageia.org ↗
- FEDORA-2014-1803 ↗
- openSUSE-SU-2014:0100 ↗
- HPSBUX03091 ↗
- www-01.ibm.com ↗
- sourceforge.net ↗
- VU#650142 ↗
- RHSA-2014:0413 ↗
- 59058 ↗
Record history
Published Jan 12, 2014 · Last refreshed Nov 3, 2026