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CentOS Linux: CVE-2022-4744: Important: kernel-rt security and bug fix update (Multiple Advisories)

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CentOS Linux: CVE-2022-4744: Important: kernel-rt security and bug fix update (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/27/2023
Created
03/28/2023
Added
03/28/2023
Modified
05/25/2023

Description

A double-free flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user registers the device when the register_netdevice function fails (NETDEV_REGISTER notifier). This flaw allows a local user to crash or potentially escalate their privileges on the system.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt
  • centos-upgrade-kpatch-patch-5_14_0-162_12_1
  • centos-upgrade-kpatch-patch-5_14_0-162_12_1-debuginfo
  • centos-upgrade-kpatch-patch-5_14_0-162_12_1-debugsource
  • centos-upgrade-kpatch-patch-5_14_0-162_18_1
  • centos-upgrade-kpatch-patch-5_14_0-162_18_1-debuginfo
  • centos-upgrade-kpatch-patch-5_14_0-162_18_1-debugsource
  • centos-upgrade-kpatch-patch-5_14_0-162_6_1
  • centos-upgrade-kpatch-patch-5_14_0-162_6_1-debuginfo
  • centos-upgrade-kpatch-patch-5_14_0-162_6_1-debugsource

References

  • CVE-2022-4744

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