CVE-2019-19648 — Out-of-bounds Read in Yara

CWE-125 — Out-of-bounds Read10 documents7 sources
Severity
7.8HIGHNVD
OSV7.5
EPSS
0.6%
top 31.68%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Virustotal YaraFedoraproject Fedora
Timeline
PublishedDec 9
Latest updateMar 9

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages2 packages

▶Ubuntuvirustotal/yara< 3.4.0+dfsg-2ubuntu0.1~esm1+2
▶NVDvirustotal/yara3.11.0

Also affects: Fedora 33, 34

🔴Vulnerability Details

4
OSV
yara vulnerabilities↗2026-03-09
▶
GHSA
Out-of-bounds read in YARA↗2022-05-24
▶
OSV
CVE-2019-19648: In the macho_parse_file functionality in macho/macho↗2019-12-09
▶
CVEList
CVE-2019-19648: In the macho_parse_file functionality in macho/macho↗2019-12-09
▶

📋Vendor Advisories

2
Ubuntu
YARA vulnerabilities↗2026-03-09
▶
Debian
CVE-2019-19648: yara - In the macho_parse_file functionality in macho/macho.c of YARA 3.11.0, command_s...↗2019
▶

💬Community

3
Bugzilla
CVE-2019-19648 yara: out-of-bounds memory access in macho_parse_file in macho/macho.c [fedora-all]↗2019-12-13
▶
Bugzilla
CVE-2019-19648 yara: out-of-bounds memory access in macho_parse_file in macho/macho.c↗2019-12-13
▶
Bugzilla
CVE-2019-19648 yara: out-of-bounds memory access in macho_parse_file in macho/macho.c [epel-all]↗2019-12-13
▶
CVE-2019-19648 — Out-of-bounds Read in Virustotal Yara | cvebase