Loop with Unreachable Exit Condition ('Infinite Loop') Affecting libytnef package, versions <1.5-6ubuntu0.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1404-LIBYTNEF-369686
- published24 Feb 2017
- disclosed24 Feb 2017
Introduced: 24 Feb 2017
CVE-2017-6299 (opens in a new tab)How to fix?
Upgrade Ubuntu:14.04 libytnef to version 1.5-6ubuntu0.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libytnef package and not the libytnef package as distributed by Ubuntu.
See How to fix? for Ubuntu:14.04 relevant fixed versions and status.
An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "2 of 9. Infinite Loop / DoS in the TNEFFillMapi function in lib/ytnef.c."
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-6299
- http://www.debian.org/security/2017/dsa-3846
- https://security-tracker.debian.org/tracker/CVE-2017-6299
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/
- https://github.com/Yeraze/ytnef/pull/27
- https://www.x41-dsec.de/lab/advisories/x41-2017-002-ytnef/
- http://www.openwall.com/lists/oss-security/2017/02/15/4
- http://www.securityfocus.com/bid/96423
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/