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Fencer Vulns
medium 6.8

CVE-2006-4811 json

Integer overflow in Qt 3.3 before 3.3.7, 4.1 before 4.1.5, and 4.2 before 4.2.1, as used in the KDE khtml library, kdelibs 3.1.3, and possi…

published 2006-10-18 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-4798

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.5%
EPSS 4.5% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

Integer overflow in Qt 3.3 before 3.3.7, 4.1 before 4.1.5, and 4.2 before 4.2.1, as used in the KDE khtml library, kdelibs 3.1.3, and possibly other packages, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted pixmap image.

Patch / fix

  • qt RHEL 2.1 1:2.3.1-12.EL2
  • qt RHEL 3 1:3.1.2-14.RHEL3
  • qt RHEL 4 1:3.3.3-10.RHEL4
  • qt-Xt RHEL 2.1 1:2.3.1-12.EL2
  • qt-ODBC RHEL 3 1:3.1.2-14.RHEL3
  • qt-ODBC RHEL 4 1:3.3.3-10.RHEL4
  • qt-MySQL RHEL 3 1:3.1.2-14.RHEL3
  • qt-MySQL RHEL 4 1:3.3.3-10.RHEL4

red hat advisories RHSA-2006:0725RHSA-2006:0720

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2006-4811 updated

security flaw

  • Red Hat Desktop version 3 qt 3.1.2-14.RHEL3, kdelibs 3.1.3-6.12, qt-ODBC 3.1.2-14.RHEL3, qt-MySQL 3.1.2-14.RHEL3, qt-config 3.1.2-14.RHEL3, qt-designer 3.1.2-14.RHEL3 Red Hat Enterprise Linux AS (Advanced Server) version 2.1 qt 2.3.1-12.EL2, arts 2.2.2-21.EL2, qt-Xt 2.3.1-12.EL2, kdelibs 2.2.2-21.EL2, qt-designer 2.3.1-12.EL2, kdelibs-sound 2.2.2-21.EL2 Red Hat Enterprise Linux AS version 3 qt 3.1.2-14.RHEL3, kdelibs 3.1.3-6.12, qt-ODBC 3.1.2-14.RHEL3, qt-MySQL 3.1.2-14.RHEL3, qt-config 3.1.2-14.RHEL3, qt-designer 3.1.2-14.RHEL3 Red Hat Enterprise Linux AS version 4 qt 3.3.3-10.RHEL4, kdelibs 3.3.1-6.RHEL4, qt-ODBC 3.3.3-10.RHEL4, qt-MySQL 3.3.3-10.RHEL4, qt-config 3.3.3-10.RHEL4, qt-designer 3.3.3-10.RHEL4, +1 more Red Hat Enterprise Linux Desktop version 4 qt 3.3.3-10.RHEL4, kdelibs 3.3.1-6.RHEL4, qt-ODBC 3.3.3-10.RHEL4, qt-MySQL 3.3.3-10.RHEL4, qt-config 3.3.3-10.RHEL4, qt-designer 3.3.3-10.RHEL4, +1 more Red Hat Enterprise Linux ES version 2.1 qt 2.3.1-12.EL2, arts 2.2.2-21.EL2, qt-Xt 2.3.1-12.EL2, kdelibs 2.2.2-21.EL2, qt-designer 2.3.1-12.EL2, kdelibs-sound 2.2.2-21.EL2
    +6 more products
    Red Hat Enterprise Linux ES version 3 qt 3.1.2-14.RHEL3, kdelibs 3.1.3-6.12, qt-ODBC 3.1.2-14.RHEL3, qt-MySQL 3.1.2-14.RHEL3, qt-config 3.1.2-14.RHEL3, qt-designer 3.1.2-14.RHEL3 Red Hat Enterprise Linux ES version 4 qt 3.3.3-10.RHEL4, kdelibs 3.3.1-6.RHEL4, qt-ODBC 3.3.3-10.RHEL4, qt-MySQL 3.3.3-10.RHEL4, qt-config 3.3.3-10.RHEL4, qt-designer 3.3.3-10.RHEL4, +1 more Red Hat Enterprise Linux WS version 2.1 qt 2.3.1-12.EL2, arts 2.2.2-21.EL2, qt-Xt 2.3.1-12.EL2, kdelibs 2.2.2-21.EL2, qt-designer 2.3.1-12.EL2, kdelibs-sound 2.2.2-21.EL2 Red Hat Enterprise Linux WS version 3 qt 3.1.2-14.RHEL3, kdelibs 3.1.3-6.12, qt-ODBC 3.1.2-14.RHEL3, qt-MySQL 3.1.2-14.RHEL3, qt-config 3.1.2-14.RHEL3, qt-designer 3.1.2-14.RHEL3 Red Hat Enterprise Linux WS version 4 qt 3.3.3-10.RHEL4, kdelibs 3.3.1-6.RHEL4, qt-ODBC 3.3.3-10.RHEL4, qt-MySQL 3.3.3-10.RHEL4, qt-config 3.3.3-10.RHEL4, qt-designer 3.3.3-10.RHEL4, +1 more Red Hat Linux Advanced Workstation 2.1 qt 2.3.1-12.EL2, arts 2.2.2-21.EL2, qt-Xt 2.3.1-12.EL2, kdelibs 2.2.2-21.EL2, qt-designer 2.3.1-12.EL2, kdelibs-sound 2.2.2-21.EL2
    fixed: vendor fix RHSA-2006:0720

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.52% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.