Vulnerability Report

CVE-2021-3481

Title: Qt Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2021-3481.

CWE Category CWE-125

Published Date Aug 22, 2022

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 7.1 CVSS v3.1

Exploit Probability (EPSS)

0.06%

Vulnerability Summary

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/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.

Impacted Vendors

trolltech 1

qt 1

Reference Links

https://access.redhat.com/security/cve/CVE-2021-3481 https://bugreports.qt.io/browse/QTBUG-91507 https://bugzilla.redhat.com/show_bug.cgi?id=1931444 https://codereview.qt-project.org/c/qt/qtsvg/+/337646 https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html https://access.redhat.com/security/cve/CVE-2021-3481 https://bugreports.qt.io/browse/QTBUG-91507 https://bugzilla.redhat.com/show_bug.cgi?id=1931444 https://codereview.qt-project.org/c/qt/qtsvg/+/337646 https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.1

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-3481 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

August 22, 2022 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction REQUIRED

CVSS Vector String


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

Affected Stack

No specific products linked.