CVE-2018-19974

In YARA 3.8.1, bytecode in a specially crafted compiled rule can read uninitialized data from VM scratch memory in libyara/exec.c

published December 17, 2018

CVSS
—
EPSS
1%
Percentile
69.3
In the wild
Unconfirmed
What it is

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).

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01265 · 69.3th percentile
Published
2018-12-17T18:00Z
EPSS history
Timeline
  • 17 DEC 18:00Z
    In YARA 3.8.1, bytecode in a specially crafted compiled rule can read uninitialized data from VM scratch memory in libyara/exec.c
    cvelistv5