UBUNTU-CVE-2012-6689

Description

The netlink_sendmsg function in net/netlink/af_netlink.c in the Linux kernel before 3.5.5 does not validate the dst_pid field, which allows local users to have an unspecified impact by spoofing Netlink messages.

CVSS Metrics

• v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
• v3.0•HIGH•Score: 7.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

• ubuntu•linux

  < 3.11.0-12.19 | < 4.2.0-16.19

• ubuntu•linux-aws

  < 4.4.0-1002.2 | < 4.4.0-1001.10

• ubuntu•linux-gke

  < 4.4.0-1003.3

• ubuntu•linux-goldfish

  < 3.4.0-4.27

• ubuntu•linux-hwe

  < 4.8.0-36.36~16.04.1

• ubuntu•linux-lts-utopic

  < 3.16.0-25.33~14.04.2

• ubuntu•linux-lts-vivid

  < 3.19.0-18.18~14.04.1

• ubuntu•linux-lts-wily

  < 4.2.0-18.22~14.04.1

• ubuntu•linux-lts-xenial

  < 4.4.0-13.29~14.04.1

• ubuntu•linux-raspi2

  < 4.2.0-1013.19

• ubuntu•linux-snapdragon

  < 4.4.0-1012.12

References (4)

• https://ubuntu.com/security/CVE-2012-6689
• https://ubuntu.com/security/notices/USN-1610-1
• https://ubuntu.com/security/notices/USN-1599-1
• https://www.cve.org/CVERecord?id=CVE-2012-6689