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Ubuntu: (Multiple Advisories) (CVE-2022-20567): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2022-20567): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
12/16/2022
Created
03/20/2024
Added
03/19/2024
Modified
03/22/2024

Description

In pppol2tp_create of l2tp_ppp.c, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-186777253References: Upstream kernel

Solution(s)

  • ubuntu-upgrade-linux-image-4-4-0-1129-aws
  • ubuntu-upgrade-linux-image-4-4-0-1130-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1167-aws
  • ubuntu-upgrade-linux-image-4-4-0-252-generic
  • ubuntu-upgrade-linux-image-4-4-0-252-lowlatency
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-lts-xenial
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-lts-xenial
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-lts-xenial

References

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