NULL pointer dereference in Qt - CVE-2018-19870
Published: January 31, 2019
Vulnerability identifier: #VU17338
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-19870
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Trolltech
Affected software:
Qt
Qt
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in QGifHandler. A remote attacker can trick the victim into opening a specially crafted GIF image, trigger a segmentation fault and cause the service to crash.
How to mitigate CVE-2018-19870
Update to version 5.11.3.