Vulnerability Description
libpng before 1.2.37 does not properly parse 1-bit interlaced images with width values that are not divisible by 8, which causes libpng to include uninitialized bits in certain rows of a PNG file and might allow remote attackers to read portions of sensitive memory via "out-of-bounds pixels" in the file.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libpng | Libpng | <= 1.2.35 |
Related Weaknesses (CWE)
References
- http://archives.neohapsis.com/archives/bugtraq/2010-04/0077.html
- http://archives.neohapsis.com/archives/fulldisclosure/2010-04/0121.html
- http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
- http://lists.vmware.com/pipermail/security-announce/2010/000090.html
- http://secunia.com/advisories/35346Vendor Advisory
- http://secunia.com/advisories/35470
- http://secunia.com/advisories/35524
- http://secunia.com/advisories/35594
- http://secunia.com/advisories/39206
- http://secunia.com/advisories/39215
- http://secunia.com/advisories/39251
- http://security.gentoo.org/glsa/glsa-200906-01.xml
- http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware
- http://support.apple.com/kb/HT4077
- http://ubuntu.com/usn/usn-913-1
FAQ
What is CVE-2009-2042?
CVE-2009-2042 is a vulnerability with a CVSS score of 4.3 (MEDIUM). libpng before 1.2.37 does not properly parse 1-bit interlaced images with width values that are not divisible by 8, which causes libpng to include uninitialized bits in certain rows of a PNG file and ...
How severe is CVE-2009-2042?
CVE-2009-2042 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-2009-2042?
Check the references section above for vendor advisories and patch information. Affected products include: Libpng Libpng.