A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.
| Software | From | Fixed in |
|---|---|---|
| libpng / pngcheck | 2.4.0 | 2.4.0.x |
| fedoraproject / fedora | 31 | 31.x |
| fedoraproject / fedora | 32 | 32.x |
| fedoraproject / fedora | 33 | 33.x |
| fedoraproject / fedora | 34 | 34.x |
| fedoraproject / extra_packages_for_enterprise_linux | 8.0 | 8.0.x |
| fedoraproject / extra_packages_for_enterprise_linux | 7.0 | 7.0.x |
| debian / debian_linux | 9.0 | 9.0.x |