What’s Vulnerable › Vulnerabilities

CVE-2017-9304

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-05-31 · updated 2026-06-17
• Weakness: CWE-674

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.

Affected products

• Yara Object: 3.5.0

References

• https://github.com/VirusTotal/yara/commit/925bcf3c3b0a28b5b78e25d9efda5c0bf27ae699
• https://github.com/VirusTotal/yara/issues/674
• https://github.com/VirusTotal/yara/commit/925bcf3c3b0a28b5b78e25d9efda5c0bf27ae699
• https://github.com/VirusTotal/yara/issues/674

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