| Name | CVE-2018-20533 |
| Description | There is a NULL pointer dereference at ext/testcase.c (function testcase_str2dep_complex) in libsolvext.a in libsolv through 0.7.2 that will cause a denial of service. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 923002 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libsolv (PTS) | jessie, jessie (lts) | 0.6.5-1+deb8u1 | vulnerable |
| stretch | 0.6.24-1+deb9u2 | vulnerable |
| buster | 0.6.35-2+deb10u1 | vulnerable |
| bullseye | 0.7.17-1+deb11u1 | fixed |
| bookworm | 0.7.23-1+deb12u1 | fixed |
| sid, trixie | 0.7.31-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libsolv | source | (unstable) | 0.6.36-1 | low | | 923002 |
Notes
[buster] - libsolv <ignored> (Minor issue)
[stretch] - libsolv <ignored> (Minor issue)
[jessie] - libsolv <ignored> (Minor issue)
https://bugzilla.redhat.com/show_bug.cgi?id=1652599
https://github.com/openSUSE/libsolv/pull/291
https://github.com/openSUSE/libsolv/commit/4830af9d979d3685de538b80fbeba51ad590525e