Vulnerability Details : CVE-2021-38593
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).
Vulnerability category: Memory Corruption
Products affected by CVE-2021-38593
- cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
- cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-38593
0.42%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-38593
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-38593
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-38593
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/36VN2WKMNQUSTF6ZW2X52NPAJVXJ4S5I/
[SECURITY] Fedora 36 Update: qt5-qtbase-5.15.3-2.fc36 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://wiki.qt.io/Qt_5.15_Release#Known_Issues
Qt 5.15 Release - Qt WikiIssue Tracking;Release Notes;Vendor Advisory
-
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-903.yaml
oss-fuzz-vulns/OSV-2021-903.yaml at main · google/oss-fuzz-vulns · GitHubThird Party Advisory
-
https://security.gentoo.org/glsa/202402-03
QtGui: Multiple Vulnerabilities (GLSA 202402-03) — Gentoo security
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35566
35566 - qt:qtsvg_svg_qsvgrenderer_render: Crash in QOutlineMapper::convertPath - oss-fuzzIssue Tracking;Patch;Third Party Advisory
-
https://github.com/qt/qtbase/commit/6b400e3147dcfd8cc3a393ace1bd118c93762e0c
Improve fix for avoiding huge number of tiny dashes · qt/qtbase@6b400e3 · GitHubPatch;Third Party Advisory
-
https://github.com/qt/qtbase/commit/202143ba41f6ac574f1858214ed8bf4a38b73ccd
Improve fix for avoiding huge number of tiny dashes · qt/qtbase@202143b · GitHubPatch;Third Party Advisory
-
https://www.qt.io/blog/qt-5.15-extended-support-for-subscription-license-holders
Extended lifetime for Qt 5.15Release Notes
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36VN2WKMNQUSTF6ZW2X52NPAJVXJ4S5I/
[SECURITY] Fedora 36 Update: qt5-qtbase-5.15.3-2.fc36 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HY5YCSDCTLHVMP3OXOM6HNTWHV6DBHDX/
[SECURITY] Fedora 35 Update: qt5-qtbase-5.15.2-31.fc35 - package-announce - Fedora Mailing-Lists
-
https://github.com/qt/qtbase/commit/1ca02cf2879a5e1511a2f2109f0925cf4c892862
Improve fix for avoiding huge number of tiny dashes · qt/qtbase@1ca02cf · GitHubPatch;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HY5YCSDCTLHVMP3OXOM6HNTWHV6DBHDX/
[SECURITY] Fedora 35 Update: qt5-qtbase-5.15.2-31.fc35 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
Jump to