CVE-2018-11243
Fixed in a distro release EPSS 2%
PackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackers to cause a denial of service (double free), limit the ability of a malware scanner to operate on the entire original data, or possibly have unspecified other impact via a crafted file.
Products: upx
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 13 | upx-ucl | 1.03+repack-5 |
| Debian 14 | upx-ucl | 1.03+repack-5 |
| SUSE Package Hub 15 SP1 | ucl | 1.03-bp151.4.3.1 |
| SUSE Package Hub 15 SP1 | upx | 3.96-bp151.4.3.1 |
| Ubuntu 16.04 LTS | upx-ucl | no fix |
| Ubuntu 18.04 LTS | upx-ucl | no fix |
| Ubuntu 20.04 LTS | upx-ucl | no fix |
| Ubuntu 22.04 LTS | upx-ucl | no fix |
| Ubuntu 24.04 LTS | upx-ucl | no fix |
| Ubuntu 25.10 | upx-ucl | no fix |
| Ubuntu 26.04 LTS | upx-ucl | no fix |
| Ubuntu 26.10 | upx-ucl | no fix |
| openSUSE Leap 15.1 | ucl | 1.03-lp151.3.3.1 |
| openSUSE Leap 15.1 | upx | 3.96-lp151.3.3.1 |
| openSUSE Tumbleweed | ucl | 1.03-4.9 |
| openSUSE Tumbleweed | upx | 3.96-3.2 |