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Oracle Linux: (CVE-2022-4744) (Multiple Advisories): kernel security, bug fix, and enhancement update

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Oracle Linux: (CVE-2022-4744) (Multiple Advisories): kernel security, bug fix, and enhancement update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/28/2023
Created
03/29/2023
Added
03/28/2023
Modified
11/22/2023

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)

  • oracle-linux-upgrade-kernel

References

  • ELSA-2023-7077
  • CVE-2022-4744

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