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Centos Linux: CVE-2021-45485: Important: kernel-rt security and bug fix update (Multiple Advisories)

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Centos Linux: CVE-2021-45485: Important: kernel-rt security and bug fix update (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
12/25/2021
Created
05/14/2022
Added
05/13/2022
Modified
05/13/2022

Description

In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/output_core.c has an information leak because of certain use of a hash table which, although big, doesn't properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses.

Solution(s)

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

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