| Name | CVE-2020-25693 |
| Description | A flaw was found in CImg in versions prior to 2.9.3. Integer overflows leading to heap buffer overflows in load_pnm() can be triggered by a specially crafted input file processed by CImg, which can lead to an impact to application availability or data integrity. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2462-1 |
| Debian Bugs | 973770 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| cimg (PTS) | jessie, jessie (lts) | 1.5.9+dfsg-1+deb8u1 | vulnerable |
| stretch (security), stretch (lts), stretch | 1.7.9+dfsg-1+deb9u2 | fixed |
| buster | 2.4.5+dfsg-1+deb10u1 | fixed |
| bullseye | 2.9.4+dfsg-2 | fixed |
| sid, bookworm | 3.2.1+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| cimg | source | jessie | (unfixed) | end-of-life | | |
| cimg | source | stretch | 1.7.9+dfsg-1+deb9u2 | | DLA-2462-1 | |
| cimg | source | buster | 2.4.5+dfsg-1+deb10u1 | | | |
| cimg | source | (unstable) | 2.9.4+dfsg-2 | | | 973770 |
Notes
https://github.com/dtschump/CImg/pull/295
https://bugs.launchpad.net/ubuntu/+source/cimg/+bug/1900983
Fixed by: https://github.com/dtschump/CImg/commit/4f184f89f9ab6785a6c90fd238dbaa6d901d3505