Debian update for openvswitch



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-2074
CWE-ID CWE-120
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Debian Linux
Operating systems & Components / Operating system

Vendor Debian

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU11451

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2016-2074

CWE-ID: CWE-120 - Buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists in lib/flow.c in ovs-vswitchd due to boundary error. A remote attacker can send specially crafted MPLS packets, as demonstrated by a long string in an ovs-appctl command, and execute arbitrary code.


Mitigation

Update the affected package to version: 2.3.0+git20140819-3+deb8u1, 2.3.0+git20140819-4

Vulnerable software versions

Debian Linux: All versions

CPE2.3 External links

https://bugzilla.redhat.com/show_bug.cgi?id=1318553


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.



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