Buffer overflow in MuPDF - CVE-2017-17866
Published: November 5, 2018 / Updated: November 6, 2018
Vulnerability identifier: #VU15726
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-17866
CWE-ID: CWE-120
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to boundary error in pdf/pdf-write.c when a repair operation occurs during a clean operation. A remote attacker can trick the victim into opening a specially crafted PDF document, trigger memory corruption and cause the service to crash.
Affected software
MuPDF
Debian Linux
Fedora
mupdf
Debian Linux
Fedora
mupdf
How to mitigate CVE-2017-17866
Update to version 1.12.0.
MuPDF - update to 1.12.0
mupdf - addressed in versions 1.12.0-1.fc26, 1.12.0-1.fc27
mupdf - addressed in versions 1.12.0-1.fc26, 1.12.0-1.fc27