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Amazon Linux AMI 2: CVE-2023-0459: Security patch for kernel (Multiple Advisories)

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Amazon Linux AMI 2: CVE-2023-0459: Security patch for kernel (Multiple Advisories)

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:N)
Published
05/02/2023
Created
05/05/2023
Added
05/02/2023
Modified
01/30/2025

Description

Copy_from_user on 64-bit versions of the Linux kernel does not implement the __uaccess_begin_nospec allowing a user to bypass the "access_ok" check and pass a kernel pointer to copy_from_user(). This would allow an attacker to leak information. We recommend upgrading beyond commit 74e19ef0ff8061ef55957c3abd71614ef0f42f47

Solution(s)

  • amazon-linux-ami-2-upgrade-bpftool
  • amazon-linux-ami-2-upgrade-bpftool-debuginfo
  • amazon-linux-ami-2-upgrade-kernel
  • amazon-linux-ami-2-upgrade-kernel-debuginfo
  • amazon-linux-ami-2-upgrade-kernel-debuginfo-common-aarch64
  • amazon-linux-ami-2-upgrade-kernel-debuginfo-common-x86_64
  • amazon-linux-ami-2-upgrade-kernel-devel
  • amazon-linux-ami-2-upgrade-kernel-headers
  • amazon-linux-ami-2-upgrade-kernel-livepatch-4-14-304-226-531
  • amazon-linux-ami-2-upgrade-kernel-livepatch-5-10-165-143-735
  • amazon-linux-ami-2-upgrade-kernel-livepatch-5-15-90-54-138
  • amazon-linux-ami-2-upgrade-kernel-tools
  • amazon-linux-ami-2-upgrade-kernel-tools-debuginfo
  • amazon-linux-ami-2-upgrade-kernel-tools-devel
  • amazon-linux-ami-2-upgrade-perf
  • amazon-linux-ami-2-upgrade-perf-debuginfo
  • amazon-linux-ami-2-upgrade-python-perf
  • amazon-linux-ami-2-upgrade-python-perf-debuginfo

References

  • https://attackerkb.com/topics/cve-2023-0459
  • AL2/ALAS-2023-1932
  • AL2/ALASKERNEL-5.10-2023-026
  • AL2/ALASKERNEL-5.15-2023-013
  • AL2/ALASKERNEL-5.4-2023-042
  • CVE - 2023-0459
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  • 最后回复

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