CVE-2017-9264
Published: 29 May 2017
In lib/conntrack.c in the firewall implementation in Open vSwitch (OvS) 2.6.1, there is a buffer over-read while parsing malformed TCP, UDP, and IPv6 packets in the functions `extract_l3_ipv6`, `extract_l4_tcp`, and `extract_l4_udp` that can be triggered remotely.
Priority
Status
Package | Release | Status |
---|---|---|
openvswitch Launchpad, Ubuntu, Debian |
trusty |
Does not exist
(trusty was not-affected [code not present])
|
upstream |
Needs triage
|
|
xenial |
Not vulnerable
(code not present)
|
|
yakkety |
Ignored
(end of life)
|
|
zesty |
Released
(2.6.1-0ubuntu5.1)
|
|
Patches: upstream: https://github.com/openvswitch/ovs/commit/40225b0c04e2ae3e353cae12b8561ff237125b92 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |