Rapid7 Vulnerability & Exploit Database

Oracle Linux: (CVE-2020-25656) (Multiple Advisories): kernel security and bug fix update

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Oracle Linux: (CVE-2020-25656) (Multiple Advisories): kernel security and bug fix update

Severity
2
CVSS
(AV:L/AC:M/Au:N/C:P/I:N/A:N)
Published
11/10/2020
Created
12/16/2020
Added
12/15/2020
Modified
03/18/2021

Description

A flaw was found in the Linux kernel. A use-after-free was found in the way the console subsystem was using ioctls KDGKBSENT and KDSKBSENT. A local user could use this flaw to get read memory access out of bounds. The highest threat from this vulnerability is to data confidentiality.

Solution(s)

  • oracle-linux-upgrade-kernel
  • oracle-linux-upgrade-kernel-uek
  • oracle-linux-upgrade-kernel-uek-debug
  • oracle-linux-upgrade-kernel-uek-debug-devel
  • oracle-linux-upgrade-kernel-uek-devel
  • oracle-linux-upgrade-kernel-uek-doc
  • oracle-linux-upgrade-kernel-uek-headers
  • oracle-linux-upgrade-kernel-uek-tools
  • oracle-linux-upgrade-kernel-uek-tools-libs
  • oracle-linux-upgrade-kernel-uek-tools-libs-devel
  • oracle-linux-upgrade-perf
  • oracle-linux-upgrade-python-perf

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