CVE-2009-0040
Medium
Description
The PNG reference library (aka libpng) before 1.0.43, and 1.2.x before 1.2.35, as used in pngcrush and other applications, allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PNG file that triggers a free of an uninitialized pointer in (1) the png_read_png function, (2) pCAL chunk handling, or (3) setup of 16-bit gamma tables.
SeverityMedium
CVSS6.8
Exploit probability—
Product
Libpng
PublishedFeb 22, 2009
First seenFeb 22, 2009
How to fix
Update
- libpng libpng1.0.43, 1.2.35 or later
- apple iphone_os3.0 or later
- apple mac_os_x10.5.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libpng libpng | v < 1.0.43, 1.2.0 ≤ v < 1.2.35 | 1.0.43, 1.2.35 |
| apple iphone_os | v < 3.0 | 3.0 |
| apple mac_os_x | v < 10.5.8 | 10.5.8 |
| opensuse opensuse | 10.3, 11.0, 11.1 | — |
| suse linux_enterprise | 9.0, 10.0 | — |
| suse linux_enterprise_desktop | 10 | — |
| suse linux_enterprise_server | 10 | — |
| debian debian_linux | 4.0, 5.0 | — |
| fedoraproject fedora | 9, 10 | — |
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