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CVE-2018-19974
Published: Dec 17, 2018
Modified: Aug 5, 2024
PUBLISHED
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).
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://bnbdr.github.io/posts/extracheese/
x_refsource_MISC
https://github.com/VirusTotal/yara/issues/999
x_refsource_CONFIRM
https://github.com/bnbdr/swisscheese/
x_refsource_MISC
FEDORA-2019-a00b4760a0
vendor-advisory
x_refsource_FEDORA
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