CVE-2018-15518 Information

Description

QXmlStream in Qt 5.x before 5.11.3 has a double-free or corruption during parsing of a specially crafted illegal XML document.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2018-12/msg00066.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00057.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00071.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00073.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00090.html https://access.redhat.com/errata/RHSA-2019:2135 https://access.redhat.com/errata/RHSA-2019:3390 https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/ https://codereview.qt-project.org//c/236691/ https://lists.debian.org/debian-lts-announce/2019/01/msg00004.html https://lists.debian.org/debian-lts-announce/2019/05/msg00014.html https://lists.debian.org/debian-lts-announce/2020/09/msg00023.html https://usn.ubuntu.com/4003-1/ https://www.debian.org/security/2019/dsa-4374

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8