Slackware Linux update for dhcp

Published: 2013-03-27 | Updated: 2017-05-06

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2013-2266
CWE-ID	CWE-119
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Slackware Linux Operating systems & Components / Operating system
Vendor	Slackware

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU31840

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2013-2266

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

libdns in ISC BIND 9.7.x and 9.8.x before 9.8.4-P2, 9.8.5 before 9.8.5b2, 9.9.x before 9.9.2-P2, and 9.9.3 before 9.9.3b2 on UNIX platforms allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression, as demonstrated by a memory-exhaustion attack against a machine running a named process.

Mitigation

Update the affected package dhcp.

Vulnerable software versions

Slackware Linux: 13.0 - 14.0

CPE2.3

External links

https://www.slackware.com/security/viewer.php?l=slackware-security&y=2013&m=slackware-security.509171

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Buffer overflow

EUVDB-ID: #VU31839