libpng offset miscalculation buffer overflow
| libpng-offset-bo (16914) |  High Risk |
Description:
libpng is vulnerable to a buffer overflow, caused by improper calculation of offsets. A remote attacker could exploit this vulnerability to overflow a buffer and possibly execute arbitrary code on the system.
Consequences:
Gain Access
Remedy:
For Debian GNU/Linux 3.0 (woody):
Upgrade to the latest libpng package, as listed below. Refer to DSA-536-1 for more information. See References.
Debian GNU/Linux 3.0 (woody): 1.0.12-3.woody.7 or later
For Trustix Secure Linux:
Upgrade to the latest libpng package, as listed below. Refer to Trustix Secure Linux Security Advisory #2004-0040 for more information. See References.
Trustix Secure Linux 2.0: 1.2.5-7tr or later
Trustix Secure Linux 2.1 and Enterprise Linux 2: 1.2.5-12tr or later
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- Trustix Secure Linux Security Advisory #2004-0040: Several security holes.
- BID-10872: Libpng Graphics Library Unspecified Remote Buffer Overflow Vulnerability
- CVE-2004-0768: libpng 1.2.5 and earlier does not properly calculate certain buffer offsets, which could allow remote attackers to execute arbitrary code via a buffer overflow attack.
- DSA-536: libpng -- several vulnerabilities
- GLSA-200812-15: POV-Ray: User-assisted execution of arbitrary code
Platforms Affected:
- Debian Debian Linux 3.0
- Gentoo Linux
- libpng libpng
- Trustix Secure Enterprise Linux 2.0
- Trustix Secure Linux 2.0
- Trustix Secure Linux 2.1
Reported:
Aug 04, 2004
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