5.5

CVE-2021-28025: qt Integer Overflow or Wraparound

CVSS: 5.5v3.1MediumModified
AliasesUBUNTU-CVE-2021-28025DEBIAN-CVE-2021-28025
Published 11-08-2023Last modified 09-10-2024

Vulnerability summary

CVE-2021-28025 is a medium (CVSS 5.5) Integer Overflow or Wraparound vulnerability in qt. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 20.3% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.29%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 1 · Related 1

Timeline

  1. 11-08-2023
    PublishedVulnerability first disclosed.
  2. 09-10-2024
    Last modifiedVulnerability information updated.

Description

Integer Overflow vulnerability in qsvghandler.cpp in Qt qtsvg versions 5.15.1, 6.0.0, 6.0.2, and 6.2, allows local attackers to cause a denial of service (DoS).

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.29%

Chance of exploitation in the next 30 days

Percentile

20%

Versus all other CVEs

30-day change

0.00 pp

From 0.29% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.29%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (bugreports.qt.io)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Ubuntu3 products
  • qt4-x11All versions (No fix recorded)
  • qt6-svgAll versions (No fix recorded)
  • qtsvg-opensource-src< 5.5.1-2ubuntu0.1~esm1 | < 5.12.8-0ubuntu1+esm1
Debian1 product
  • qtsvg-opensource-src< 5.15.4-2
Qt1 product
  • qtEOL5.15.1 | 6.0.0 | 6.0.0:alpha1 | 6.0.0:beta1 | 6.0.0:beta2 | 6.0.0:beta3 | 6.0.0:beta4 | 6.0.0:beta5 | 6.0.0:rc1 | 6.0.0:rc2 | 6.0.2 | 6.2.0:alpha1 | 6.2.0:beta1 | 6.2.0:beta2 | 6.2.0:beta3 | 6.2.0:beta4 | 6.2.0:rc1 | 6.2.0:rc2

3 vendors · 5 products

References

6 links