Infinite loop in Poppler - CVE-2019-11026
Published: August 1, 2019
Vulnerability identifier: #VU19597
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-2019-11026
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in FontInfoScanner::scanFonts() function in FontInfo.cc. A remote attacker can consume all available system resources and cause denial of service conditions.
Affected software
Poppler
Fedora
poppler
Fedora
poppler
How to mitigate CVE-2019-11026
Install updates from vendor's website.
Poppler - update to 0.76.0
poppler - addressed in versions 0.62.0-22.fc28, 0.67.0-18.fc29, 0.73.0-9.fc30
poppler - addressed in versions 0.62.0-22.fc28, 0.67.0-18.fc29, 0.73.0-9.fc30
External References
- https://gitlab.freedesktop.org/poppler/poppler/issues/752
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T5JWQE2WP4W4F2FEYPYJQBPQIOG75MVH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XGYLZZ4DZUDBQEGCNDWSZPSFNNZJF4S6/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XWWVIYFXM74KJFIDHP4W67HR4FRF2LDE/
- https://research.loginsoft.com/bugs/1508/