Red Hat update for bind



Published: 2018-12-20
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-5742
CWE-ID CWE-120
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Red Hat Enterprise Linux for x86_64
Operating systems & Components / Operating system

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU16613

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2018-5742

CWE-ID: CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists due to boundary error when handling malicious input. A remote unauthenticated attacker can supply specially crafted input, trigger memory corruption and assertion error when debug log level is 10 to cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux for x86_64: 5 - 7.0


CPE2.3 External links

http://access.redhat.com/security/cve/cve-2018-5742
http://www.openwall.com/lists/oss-security/2018/12/19/6

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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