CVE-2018-19870

MEDIUM

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.

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00080.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/235998/

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

Details

Source: MITRE

Published: 2018-12-26

Updated: 2020-09-28

Type: CWE-476

Risk Information

CVSS v2.0

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 8.8

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

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH