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Huawei EulerOS: CVE-2023-52522: kernel security update

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Huawei EulerOS: CVE-2023-52522: kernel security update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/02/2024
Created
05/10/2024
Added
05/13/2024
Modified
05/13/2024

Description

In the Linux kernel, the following vulnerability has been resolved: net: fix possible store tearing in neigh_periodic_work() While looking at a related syzbot report involving neigh_periodic_work(), I found that I forgot to add an annotation when deleting an RCU protected item from a list. Readers use rcu_deference(*np), we need to use either rcu_assign_pointer() or WRITE_ONCE() on writer side to prevent store tearing. I use rcu_assign_pointer() to have lockdep support, this was the choice made in neigh_flush_dev().

Solution(s)

  • huawei-euleros-2_0_sp10-upgrade-kernel
  • huawei-euleros-2_0_sp10-upgrade-kernel-abi-stablelists
  • huawei-euleros-2_0_sp10-upgrade-kernel-tools
  • huawei-euleros-2_0_sp10-upgrade-kernel-tools-libs
  • huawei-euleros-2_0_sp10-upgrade-python3-perf

References

  • https://attackerkb.com/topics/cve-2023-52522
  • CVE - 2023-52522
  • EulerOS-SA-2024-1592
  • 查看数 705
  • 已创建
  • 最后回复

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