Description
libyara/re.c in the regexp module in YARA 3.5.0 allows remote attackers to cause a denial of service (stack consumption) via a crafted rule that is mishandled in the _yr_re_emit function.
References (2)
Core 2
Core References
Patch x_refsource_confirm
https://github.com/VirusTotal/yara/commit/925bcf3c3b0a28b5b78e25d9efda5c0bf27ae699
Issue Tracking, Patch x_refsource_confirm
https://github.com/VirusTotal/yara/issues/674
Scores
CVSS v3
7.5
EPSS
0.0033
EPSS Percentile
56.2%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-674
Status
published
Products (1)
virustotal/yara
3.5.0
Published
May 31, 2017
Tracked Since
Feb 18, 2026