Vulnerability Description
Qt SVG in Qt 5.0.0 through 5.15.2 and 6.0.0 through 6.2.1 has an out-of-bounds write in QtPrivate::QCommonArrayOps<QPainterPath::Element>::growAppend (called from QPainterPath::addPath and QPathClipper::intersect).
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qt | Qtsvg | >= 5.0.0, <= 5.15.2 |
| Fedoraproject | Fedora | 34 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37025ExploitIssue TrackingThird Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37306ExploitIssue TrackingThird Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-1121.yamlExploitThird Party Advisory
- https://github.com/qt/qtsvg/commit/36cfd9efb9b22b891adee9c48d30202289cfa620PatchThird Party Advisory
- https://github.com/qt/qtsvg/commit/79bb9f51fa374106a612d17c9d98d35d807be670PatchThird Party Advisory
- https://github.com/qt/qtsvg/commit/a3b753c2d077313fc9eb93af547051b956e383fcPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00020.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00022.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37025ExploitIssue TrackingThird Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37306ExploitIssue TrackingThird Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-1121.yamlExploitThird Party Advisory
FAQ
What is CVE-2021-45930?
CVE-2021-45930 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Qt SVG in Qt 5.0.0 through 5.15.2 and 6.0.0 through 6.2.1 has an out-of-bounds write in QtPrivate::QCommonArrayOps<QPainterPath::Element>::growAppend (called from QPainterPath::addPath and QPathClippe...
How severe is CVE-2021-45930?
CVE-2021-45930 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-45930?
Check the references section above for vendor advisories and patch information. Affected products include: Qt Qtsvg, Fedoraproject Fedora, Debian Debian Linux.