CVE-2019-19648
CVSS v3
7.8
HIGH
EPSS Score
1.6 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
In the macho_parse_file functionality in macho/macho.c of YARA 3.11.0, command_size may be inconsistent with the real size. A specially crafted MachO file can cause an out-of-bounds memory access, resulting in Denial of Service (application crash) or potential code execution.
Technical details
- Published
- 2019-12-09
Frequently asked questions
What is CVE-2019-19648?
In the macho_parse_file functionality in macho/macho.c of YARA 3.11.0, command_size may be inconsistent with the real size. A specially crafted MachO file can cause an out-of-bounds memory access, resulting in Denial of Service (application crash) or potential code execution.
Is CVE-2019-19648 actively exploited?
Active exploitation of CVE-2019-19648 has not been confirmed. Its EPSS score was 1.6% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-19648?
CVE-2019-19648 has a CVSS v3 base score of 7.8 (HIGH severity).
Is CVE-2019-19648 affecting your environment?
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