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Centos Linux: CVE-2017-16939: Important: kernel-alt security, bug fix, and enhancement update (Multiple Advisories)

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Centos Linux: CVE-2017-16939: Important: kernel-alt security, bug fix, and enhancement update (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
11/24/2017
Created
07/25/2018
Added
06/01/2018
Modified
03/03/2021

Description

The XFRM dump policy implementation in net/xfrm/xfrm_user.c in the Linux kernel before 4.13.11 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted SO_RCVBUF setsockopt system call in conjunction with XFRM_MSG_GETPOLICY Netlink messages.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt

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