| Name | CVE-2019-6129 |
| Description | png_create_info_struct in png.c in libpng 1.6.36 has a memory leak, as demonstrated by pngcp. NOTE: a third party has stated "I don't think it is libpng's job to free this buffer. |
| 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 |
|---|
| libpng (PTS) | jessie, jessie (lts) | 1.2.50-2+deb8u3 | vulnerable |
| libpng1.6 (PTS) | stretch (security), stretch (lts), stretch | 1.6.28-1+deb9u1 | vulnerable |
| buster | 1.6.36-6 | vulnerable |
| bullseye | 1.6.37-3 | vulnerable |
| bookworm | 1.6.39-2 | fixed |
| sid, trixie | 1.6.43-5 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libpng | source | (unstable) | (unfixed) | unimportant | | |
| libpng1.6 | source | (unstable) | 1.6.39-1 | unimportant | | |
Notes
https://github.com/glennrp/libpng/issues/269
https://github.com/glennrp/libpng/commit/790fef342b83770450c56828a65c22641f04114d (v1.6.39)
Memory leak in CLI tool, no security impact