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).

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-903.yaml	Third Party Advisory
https://github.com/qt/qtbase/commit/6b400e3147dcfd8cc3a393ace1bd118c93762e0c	Patch Third Party Advisory
https://github.com/qt/qtbase/commit/1ca02cf2879a5e1511a2f2109f0925cf4c892862	Patch Third Party Advisory
https://github.com/qt/qtbase/commit/202143ba41f6ac574f1858214ed8bf4a38b73ccd	Patch Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35566	Issue Tracking Patch Third Party Advisory
https://www.qt.io/blog/qt-5.15-extended-support-for-subscription-license-holders	Release Notes
https://wiki.qt.io/Qt_5.15_Release#Known_Issues	Issue Tracking Release Notes Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/36VN2WKMNQUSTF6ZW2X52NPAJVXJ4S5I/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HY5YCSDCTLHVMP3OXOM6HNTWHV6DBHDX/	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:qt:qt::::::::
	cpe:2.3:a:qt:qt::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:35:::::::*
	cpe:2.3:o:fedoraproject:fedora:36:::::::*

Information

Published : 2021-08-11 19:15

Updated : 2023-01-19 12:16

NVD link : CVE-2021-38593

Mitre link : CVE-2021-38593

JSON object : View

CWE

CWE-787

Out-of-bounds Write

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Products Affected

qt

qt

fedoraproject

fedora

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