Infinite loop in Poppler - CVE-2017-14519

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Main Vulnerability Database Vulnerabilities #VU8667

Infinite loop in Poppler - CVE-2017-14519

Published: October 3, 2017


Vulnerability identifier: #VU8667
CSH Severity: Low
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-14519
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to cause a denial of service (DoS) conditions.

The vulnerability exists due to an error in  Object::streamGetChar in Object.h after a repeating series of Gfx::display, Gfx::go, Gfx::execOp, Gfx::opShowText, and Gfx::doShowText calls when processing PDF documents. A remote attacker can send a specially crafted document, trigger infinite loop and perform a denial of service attack.

Successful exploitation of the vulnerability may allow an attacker to cause application crash.


Affected software

Poppler
Debian Linux
Ubuntu
Fedora
mingw-poppler
poppler

How to mitigate CVE-2017-14519

Install update from vendor's repository:
https://bugs.freedesktop.org/show_bug.cgi?id=102701

mingw-poppler - addressed in versions 0.45.0-5.fc25, 0.52.0-5.fc26
poppler - addressed in versions 0.45.0-7.fc25, 0.45.0-8.fc25, 0.45.0-9.fc25, 0.52.0-6.fc26, 0.52.0-7.fc26, 0.52.0-8.fc26, 0.52.0-9.fc26, 0.57.0-3.fc27, 0.57.0-4.fc27, 0.57.0-5.fc27

External References

Related Security Bulletins