| Name | CVE-2020-25031 |
| Description | checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| checkinstall (PTS) | jessie, stretch | 1.6.2-4 | vulnerable |
| bullseye | 1.6.2+git20170426.d24a630-2 | vulnerable |
| bookworm | 1.6.2+git20170426.d24a630-3 | vulnerable |
| sid, trixie | 1.6.2+git20170426.d24a630-5 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| checkinstall | source | (unstable) | (unfixed) | unimportant | | |
Notes
https://bugs.launchpad.net/ubuntu/+source/checkinstall/+bug/1861281
Does not cross any reasonable trust boundary, the packages to be installed need to be
trusted to begin with, a rogue package can cause more harm than a 777 binary