Bug 1158783 – VUL-0: CVE-2019-19648: yara: In the macho_parse_file functionality in macho/macho.c, command_size may be inconsistent with the real size. A crafted MachO file can cause an out-of-bounds memory access, resulting in DoS or potential code execution

Bug 1158783 - (CVE-2019-19648) VUL-0: CVE-2019-19648: yara: In the macho_parse_file functionality in macho/macho.c, command_size may be inconsistent with the real size. A crafted MachO file can cause an out-of-bounds memory access, resulting in DoS or potential code execution

(CVE-2019-19648)
Summary:	VUL-0: CVE-2019-19648: yara: In the macho_parse_file functionality in macho/m...

Status:	NEW

Classification:	openSUSE
Product:	openSUSE Distribution
Classification:	openSUSE
Component:	Security
Version:	Leap 15.1
Hardware:	Other Other

Priority:	P3 - Medium Severity: Minor (vote)
Target Milestone:	---
Assigned To:	Greg Freemyer
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/248574/
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Reported:	2019-12-09 12:24 UTC by Wolfgang Frisch
Modified:	2020-01-16 12:53 UTC (History)
CC List:	1 user (show)

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Found By:	Security Response Team
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Description Wolfgang Frisch 2019-12-09 12:24:52 UTC

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.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-19648
https://github.com/VirusTotal/yara/issues/1178
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19648