Unrated severityOSV Advisory· Published Dec 17, 2018· Updated Aug 5, 2024
CVE-2018-19974
CVE-2018-19974
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).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2v2.0.0, v2.1.0, v3.0.0, …+ 1 more
- (no CPE)range: v2.0.0, v2.1.0, v3.0.0, …
- (no CPE)range: <=3.8.1
Patches
Vulnerability mechanics
References
3- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DFFXDAMP6GJ337LIOTVF5I4T6QGMN3ZR/mitrevendor-advisoryx_refsource_FEDORA
- bnbdr.github.io/posts/extracheese/mitrex_refsource_MISC
- github.com/VirusTotal/yara/issues/999mitrex_refsource_CONFIRM
News mentions
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