SB2011090103 - Input validation error in libpng
Published: September 1, 2011 Updated: August 11, 2020
Security Bulletin ID
SB2011090103
CSH Severity
Medium
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Input validation error (CVE-ID: CVE-2009-5063)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows context-dependent attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (memory leak or segmentation fault) via a JPEG image containing an iCCP chunk with a negative embedded profile length.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.
References
- http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=commitdiff;h=948ee23a2a400672b1751cfc646a7467741e9b2e#patch18
- http://secunia.com/advisories/49660
- http://security.gentoo.org/glsa/glsa-201206-15.xml
- http://www.openwall.com/lists/oss-security/2011/03/22/7
- http://www.openwall.com/lists/oss-security/2011/03/28/6