Description
In YARA 3.8.1, bytecode in a specially crafted compiled rule can read uninitialized data from VM scratch memory in libyara/exec.c. This can allow attackers to discover addresses in the real stack (not the YARA virtual stack).
Published: 2018-12-17
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2018-11641 In YARA 3.8.1, bytecode in a specially crafted compiled rule can read uninitialized data from VM scratch memory in libyara/exec.c. This can allow attackers to discover addresses in the real stack (not the YARA virtual stack).
Ubuntu USN Ubuntu USN USN-8080-1 YARA vulnerabilities
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T11:51:17.913Z

Reserved: 2018-12-08T00:00:00.000Z

Link: CVE-2018-19974

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-12-17T19:29:01.080

Modified: 2024-11-21T03:58:55.210

Link: CVE-2018-19974

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses