| Name | CVE-2019-17178 |
| Description | HuffmanTree_makeFromFrequencies in lodepng.c in LodePNG through 2019-09-28, as used in WinPR in FreeRDP and other products, has a memory leak because a supplied realloc pointer (i.e., the first argument to realloc) is also used for a realloc return value. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | medium |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| freerdp (PTS) | stretch | 1.1.0~git20140921.1.440916e+dfsg1-13+deb9u3 | vulnerable |
| stretch (security) | 1.1.0~git20140921.1.440916e+dfsg1-13+deb9u4 | vulnerable |
| freerdp2 (PTS) | buster | 2.0.0~git20190204.1.2693389a+dfsg1-1+deb10u2 | fixed |
| bookworm, sid, bullseye | 2.3.0+dfsg1-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| freerdp | source | (unstable) | (unfixed) | | | |
| freerdp2 | source | buster | 2.0.0~git20190204.1.2693389a+dfsg1-1+deb10u1 | | | |
| freerdp2 | source | (unstable) | 2.0.0~git20190204.1.2693389a+dfsg1-2 | | | |
Notes
[stretch] - freerdp <postponed> (Minor issue, can be fixed along with next DLA)
https://github.com/FreeRDP/FreeRDP/issues/5645
https://github.com/akallabeth/FreeRDP/commit/fc80ab45621bd966f70594c0b7393ec005a94007
Multiple source packages embed a copy of lodepng (openscad, tbb, mame, passage,
quakespasm, simbody, paraview, dart, drumgizmo, doxygen, love, libtcod, f
cubicsdr, nestopia, refind, zopfli, montage), but don't seem security-relevant