CVE-2018-19870

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

An issue was discovered in Qt before 5.11.3. A malformed GIF image causes a NULL pointer dereference in QGifHandler resulting in a segmentation fault.

Metrics

CVSS 3.0 8.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-476

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00080.htmlMailing List, Third Party Advisory
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/Release Notes, Vendor Advisory
https://codereview.qt-project.org/#/c/235998/Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/01/msg00004.htmlMailing List, Third Party Advisory
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-4374Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00080.htmlMailing List, Third Party Advisory
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/Release Notes, Vendor Advisory
https://codereview.qt-project.org/#/c/235998/Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/01/msg00004.htmlMailing List, Third Party Advisory
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-4374Third Party Advisory

Timeline

Published: Dec 26, 2018
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2018

CVE-2018-198716.5An issue was discovered in Qt before 5.11.3. There is QTgaFile Uncontrolled Resource Consumption.CVE-2018-198725.5An issue was discovered in Qt 5.11. A malformed PPM image causes a division by zero and a crash in qppmhandler.cpp.CVE-2018-198739.8An issue was discovered in Qt before 5.11.3. QBmpHandler has a buffer overflow via BMP data.CVE-2018-198766.5cairo 1.16.0, in cairo_ft_apply_variations() in cairo-ft-font.c, would free memory using a free function incompatible with WebKit's fastMall CVE-2018-198776.1login.php in Adiscon LogAnalyzer before 4.1.7 has XSS via the Login Button Referer field.CVE-2018-198786.5An issue was discovered on Teltonika RTU950 R_31.04.89 devices. The application allows a user to login without limitation. For every success CVE-2018-198799.8An issue was discovered in /cgi-bin/luci on Teltonika RTU9XX (e.g., RUT950) R_31.04.89 before R_00.05.00.5 devices. The authentication funct CVE-2018-198815.5In Artifex MuPDF 1.14.0, svg/svg-run.c allows remote attackers to cause a denial of service (recursive calls followed by a fitz/xml.c fz_xml CVE-2018-198825.5In Artifex MuPDF 1.14.0, the svg_run_image function in svg/svg-run.c allows remote attackers to cause a denial of service (href_att NULL poi CVE-2018-198865.5An invalid memory address dereference was discovered in the huffcode function (libfaac/huff2.c) in Freeware Advanced Audio Coder (FAAC) 1.29 CVE-2018-198875.5An invalid memory address dereference was discovered in the huffcode function (libfaac/huff2.c) in Freeware Advanced Audio Coder (FAAC) 1.29 CVE-2018-198885.5An invalid memory address dereference was discovered in the huffcode function (libfaac/huff2.c) in Freeware Advanced Audio Coder (FAAC) 1.29