CVE-2020-27818
Fixed in a distro release EPSS 1%
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.
Products: libpng pngcheck, fedoraproject extra_packages_for_enterprise_linux, fedoraproject fedora, debian_linux
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | pngcheck | 2.3.0-13 |
| Debian 13 | pngcheck | 2.3.0-13 |
| Debian 14 | pngcheck | 2.3.0-13 |
| Debian 9 | pngcheck | 2.3.0-7+deb9u1 |
| SUSE Package Hub 15 SP1 | pngcheck | 2.3.0-bp151.4.3.1 |
| SUSE Package Hub 15 SP2 | pngcheck | 2.3.0-bp152.4.3.1 |
| Ubuntu 20.04 LTS | pngcheck | 2.3.0-7ubuntu0.20.04.1 |
| Ubuntu 24.04 LTS | pngcheck | no fix |
| Ubuntu 25.10 | pngcheck | no fix |
| Ubuntu 26.04 LTS | pngcheck | no fix |
| Ubuntu 26.10 | pngcheck | no fix |
| Ubuntu Pro 16.04 LTS | pngcheck | 2.3.0-7ubuntu0.16.04.1~esm1 |
| Ubuntu Pro 18.04 LTS | pngcheck | 2.3.0-7ubuntu0.18.04.1~esm1 |
| openSUSE Leap 15.1 | pngcheck | 2.3.0-lp151.3.3.1 |
| openSUSE Leap 15.2 | pngcheck | 2.3.0-lp152.4.3.1 |
| openSUSE Tumbleweed | pngcheck | 3.0.0-1.7 |