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Huawei EulerOS: CVE-2022-4744: kernel security update

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Huawei EulerOS: CVE-2022-4744: kernel security update

Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
03/30/2023
Created
01/11/2024
Added
01/10/2024
Modified
01/28/2025

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)

  • huawei-euleros-2_0_sp11-upgrade-bpftool
  • huawei-euleros-2_0_sp11-upgrade-kernel
  • huawei-euleros-2_0_sp11-upgrade-kernel-abi-stablelists
  • huawei-euleros-2_0_sp11-upgrade-kernel-tools
  • huawei-euleros-2_0_sp11-upgrade-kernel-tools-libs
  • huawei-euleros-2_0_sp11-upgrade-python3-perf

References

  • https://attackerkb.com/topics/cve-2022-4744
  • CVE - 2022-4744
  • EulerOS-SA-2023-2689
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