Out-of-bounds Read Affecting yara package, versions <3.5.0+dfsg-9
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-DEBIANUNSTABLE-YARA-296574
- published3 Apr 2017
- disclosed3 Apr 2017
Introduced: 3 Apr 2017
CVE-2017-5923 (opens in a new tab)How to fix?
Upgrade Debian:unstable yara to version 3.5.0+dfsg-9 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream yara package and not the yara package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
libyara/grammar.y in YARA 3.5.0 allows remote attackers to cause a denial of service (heap-based out-of-bounds read and application crash) via a crafted rule that is mishandled in the yara_yyparse function.