Red Hat update for kpatch-patch

Published: 2019-12-17
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-19339
Exploitation vector Local
Public exploit N/A
Vulnerable software
Red Hat Enterprise Linux Server
Operating systems & Components / Operating system

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU23647

Risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-19339

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No


The vulnerability allows a local user to perform denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the mechanism responsible for error handling on some Intel platforms. A local user of a guest operating system can use a specially crafted application to trigger memory corruption and cause the host system to stop responding.

Successful exploitation of this vulnerability may result in a denial of service (DoS) attack.

Note, this vulnerability exists due to incomplete patch for vulnerability CVE-2018-12207


Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server: 8

External links

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.