| Name | CVE-2020-12267 |
| Description | setMarkdown in Qt before 5.14.2 has a use-after-free related to QTextMarkdownImporter::insertBlock. |
| 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 |
|---|
| qtbase-opensource-src (PTS) | jessie, jessie (lts) | 5.3.2+dfsg-4+deb8u6 | fixed |
| stretch (security), stretch (lts), stretch | 5.7.1+dfsg-3+deb9u3 | fixed |
| buster | 5.11.3+dfsg1-1+deb10u5 | fixed |
| buster (security) | 5.11.3+dfsg1-1+deb10u3 | fixed |
| bullseye | 5.15.2+dfsg-9 | fixed |
| bookworm | 5.15.8+dfsg-11 | fixed |
| trixie | 5.15.10+dfsg-7 | fixed |
| sid | 5.15.10+dfsg-7.2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| qtbase-opensource-src | source | (unstable) | (not affected) | | | |
Notes
- qtbase-opensource-src <not-affected> (Vulnerable code not present)
https://github.com/qt/qtbase/commit/7447e2b337f12b4d04935d0f30fc673e4327d5a0
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20450
The 5.14 in experimental contains the code, but is already fixed