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CentOS Linux: CVE-2022-29901: Important: kernel security, bug fix, and enhancement update (Multiple Advisories)

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CentOS Linux: CVE-2022-29901: Important: kernel security, bug fix, and enhancement update (Multiple Advisories)

Severity
2
CVSS
(AV:L/AC:M/Au:N/C:P/I:N/A:N)
Published
07/12/2022
Created
10/26/2022
Added
10/26/2022
Modified
05/25/2023

Description

Intel microprocessor generations 6 to 8 are affected by a new Spectre variant that is able to bypass their retpoline mitigation in the kernel to leak arbitrary data. An attacker with unprivileged user access can hijack return instructions to achieve arbitrary speculative code execution under certain microarchitecture-dependent conditions.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt

References

  • DSA-5207
  • CVE-2022-29901

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