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CentOS Linux: CVE-2021-29154: Important: kernel security and bug fix update (Multiple Advisories)

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CentOS Linux: CVE-2021-29154: Important: kernel security and bug fix update (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
04/08/2021
Created
09/02/2021
Added
09/01/2021
Modified
05/25/2023

Description

BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect computation of branch displacements, allowing them to execute arbitrary code within the kernel context. This affects arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c.

Solution(s)

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

References

  • CVE-2021-29154

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