CVE-2019-19648
First published: Mon Dec 09 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| VirusTotal | =3.11.0 | |
| Red Hat Fedora | =33 | |
| Red Hat Fedora | =34 |
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Reference Links
- https://github.com/VirusTotal/yara/issues/1178
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FKNXSH5ERG6NELTXCYVJLUPJJJ2TNEBD/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XXM224OLGI6KAOROLDPPGGCZ2OQVQ6HH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXM224OLGI6KAOROLDPPGGCZ2OQVQ6HH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKNXSH5ERG6NELTXCYVJLUPJJJ2TNEBD/
Frequently Asked Questions
What is the severity of CVE-2019-19648?
CVE-2019-19648 has a severity rating that indicates a risk of Denial of Service or potential code execution.
How can I fix CVE-2019-19648?
To fix CVE-2019-19648, upgrade YARA to the latest version that addresses this vulnerability.
Which versions of YARA are affected by CVE-2019-19648?
CVE-2019-19648 affects YARA version 3.11.0.
Does CVE-2019-19648 affect Fedora operating systems?
Yes, CVE-2019-19648 is relevant to Fedora versions 33 and 34.
What happens if I encounter CVE-2019-19648?
Encountering CVE-2019-19648 can lead to application crashes or exploit opportunities through out-of-bounds memory access.
- agent/type
- collector/mitre-cve
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- agent/software-canonical-lookup-request
- vendor/virustotal
- canonical/virustotal
- version/virustotal/3.11.0
- vendor/fedoraproject
- canonical/red hat fedora
- version/red hat fedora/33
- version/red hat fedora/34