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Fencer Intel
medium 5.5

CVE-2016-10040 json

Stack-based buffer overflow in QXmlSimpleReader in Qt 4.8.5 allows remote attackers to cause a denial of service (application crash) via a…

published 2017-03-07 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-1235

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

Stack-based buffer overflow in QXmlSimpleReader in Qt 4.8.5 allows remote attackers to cause a denial of service (application crash) via a xml file with multiple nested open tags.

Patch / fix

  • qtbase-opensource-src Debian 14, Debian 13, Debian 12 5.2.0+dfsg-7

debian advisories DEBIAN-CVE-2016-10040

  • libqt4 SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +2 more 4.8.7-8.6.1
  • libqca2 SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +1 more 2.0.3-17.2.1
  • libQtWebKit4 SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +1 more 4.8.7+2.3.4-4.5.1
  • qt4-qtscript SLED 12 SP3, SLE Workstation Extension 12 SP3 0.2.0-11.2.4
  • libqt4-sql-plugins SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +2 more 4.8.7-8.6.1

suse advisories SUSE-SU-2018:1902-1

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-2016-10040 updated cvss 3.7

qt: stack overflow in QXmlSimpleReader

  • Red Hat Enterprise Linux 5 qt, qt4 Red Hat Enterprise Linux 6 qt, qt3, qt-x11, qt-odbc, qt-demos, qt-mysql, +10 more Red Hat Enterprise Linux 7 qt, qt3, qt-x11, qt-odbc, qt-qvfb, qt-demos, +20 more
    affected: no fix planned “Will not fix”

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

1.92% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1409597 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel 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.