Home/CVE/A flaw was found in Qt. An out-of-bounds read vulnerability was found in QRadialFetchSimd in qt/qtbase/src/gui/painting/
CVE

CVE-2021-3481

A flaw was found in Qt. An out-of-bounds read vulnerability was found in QRadialFetchSimd in qt/qtbase/src/gui/painting/

A flaw was found in Qt. An out-of-bounds read vulnerability was found in QRadialFetchSimd in qt/qtbase/src/gui/painting/qdrawhelper_p.h in Qt/Qtbase. While rendering and displaying a crafted Scalable Vector Graphics (SVG) file this flaw may lead to an unauthorized memory access.

The highest threat from this vulnerability is to data confidentiality and the application availability.

HIGH · CVSS 7.1 EPSS 0.00062
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-125Out-of-bounds Read
▤

Affected Products & Versions

1
qtall versions
⚠

Public Exploits & PoCs

1
pocbugreports.qt.io · QTBUG-91507bugreports.qt.io
▣

Scoring & Timeline

7.1
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD22 Aug 2022 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
⚑

Vendor Advisories

9
usnUSN-8337-1
suse-csafopenSUSE-SU-2024:10976-1
usnUSN-5241-1
suse-csafSUSE-SU-2021:4155-1
suse-csafopenSUSE-SU-2021:1371-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2021-3481Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1931444Issue TrackingThird Party Advisory
https://codereview.qt-project.org/c/qt/qtsvg/+/337646Vendor Advisory
https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html
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