| Name | CVE-2021-38593 |
| Description | Qt 5.x before 5.15.6 and 6.x through 6.1.2 has an out-of-bounds write in QOutlineMapper::convertPath (called from QRasterPaintEngine::fill and QPaintEngineEx::stroke). |
| 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+deb8u7 | fixed |
| stretch (security) | 5.7.1+dfsg-3+deb9u3 | fixed |
| stretch (lts), stretch | 5.7.1+dfsg-3+deb9u5 | fixed |
| buster, buster (lts) | 5.11.3+dfsg1-1+deb10u7 | fixed |
| buster (security) | 5.11.3+dfsg1-1+deb10u6 | fixed |
| bullseye | 5.15.2+dfsg-9+deb11u1 | fixed |
| bookworm | 5.15.8+dfsg-11+deb12u2 | fixed |
| sid, trixie | 5.15.15+dfsg-2 | fixed |
| qtbase-opensource-src-gles (PTS) | bullseye | 5.15.2+dfsg-4 | fixed |
| bookworm | 5.15.8+dfsg-3 | fixed |
| sid, trixie | 5.15.15+dfsg-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
- qtbase-opensource-src <not-affected> (Vulnerable code introduced later)
- qtbase-opensource-src-gles <not-affected> (Vulnerable code introduced later)
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35566
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-903.yaml
https://github.com/qt/qtbase/commit/1ca02cf2879a5e1511a2f2109f0925cf4c892862 (6.1)
https://github.com/qt/qtbase/commit/202143ba41f6ac574f1858214ed8bf4a38b73ccd (6.2)
https://github.com/qt/qtbase/commit/6b400e3147dcfd8cc3a393ace1bd118c93762e0c (dev)
Introduced by https://github.com/qt/qtbase/commit/6869d2463a2e0d71bd04dbc82f5d6ef4933dc510 (6.0)
[jessie] - qtbase-opensource-src <not-affected> (Vulnerable code introduced later)