CVE-2021-45930

Published: Jan 1, 2022Modified: Jun 17, 2026

5.5

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploitability: 1.8 / Impact: 3.6

Source: NVD

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).

Affected (5)

Products: Qt: Qtsvg · Fedoraproject: Fedora · Debian: Debian Linux

1 product

1 product

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Qt Qtsvg	From 5.0.0 to 5.15.2
Qt Qtsvg	From 6.0.0 to 6.2.1

Configuration B

2 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 34
Fedoraproject Fedora	Version 35

Configuration C

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 9.0

Related CWEs

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (24)

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37025

Source: cve@mitre.org

ExploitIssue TrackingThird Party Advisory

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37306

Source: cve@mitre.org

ExploitIssue TrackingThird Party Advisory

https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-1121.yaml

Source: cve@mitre.org

ExploitThird Party Advisory

https://github.com/qt/qtsvg/commit/36cfd9efb9b22b891adee9c48d30202289cfa620

Source: cve@mitre.org

PatchThird Party Advisory

https://github.com/qt/qtsvg/commit/79bb9f51fa374106a612d17c9d98d35d807be670

Source: cve@mitre.org

PatchThird Party Advisory

https://github.com/qt/qtsvg/commit/a3b753c2d077313fc9eb93af547051b956e383fc

Source: cve@mitre.org

PatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2022/01/msg00020.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://lists.debian.org/debian-lts-announce/2022/01/msg00022.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4GKOKVCSDZSOWWR3HOW5XUIUJC4MKQY5/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GZIXNSX7FV733TWTTLY6FHSH3SCNQKKD/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V75XNX4GDB64N5BSOAN474RUXXS5OHRU/

Source: cve@mitre.org

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37025