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Amazon Linux AMI 2: CVE-2023-1838: Security patch for kernel (Multiple Advisories)

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Amazon Linux AMI 2: CVE-2023-1838: Security patch for kernel (Multiple Advisories)

Severity
6
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:C)
Published
04/05/2023
Created
05/05/2023
Added
05/02/2023
Modified
01/28/2025

Description

A use-after-free flaw was found in vhost_net_set_backend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem.

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-4-14-313-235-533
  • amazon-linux-ami-2-upgrade-kernel-livepatch-5-10-118-111-515
  • amazon-linux-ami-2-upgrade-kernel-livepatch-5-15-43-20-103
  • 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-2023-1838
  • AL2/ALAS-2023-2027
  • AL2/ALASKERNEL-5.10-2022-014
  • AL2/ALASKERNEL-5.15-2023-023
  • AL2/ALASKERNEL-5.4-2022-026
  • CVE - 2023-1838
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  • 最后回复

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