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CentOS Linux: CVE-2020-0466: Important: kernel-rt security and bug fix update (Multiple Advisories)

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CentOS Linux: CVE-2020-0466: Important: kernel-rt security and bug fix update (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
12/14/2020
Created
04/09/2021
Added
04/08/2021
Modified
05/25/2023

Description

In do_epoll_ctl and ep_loop_check_proc of eventpoll.c, there is a possible use after free due to a logic error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-147802478References: Upstream kernel

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt
  • centos-upgrade-kpatch-patch-3_10_0-1160_21_1
  • centos-upgrade-kpatch-patch-3_10_0-1160_21_1-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_24_1
  • centos-upgrade-kpatch-patch-3_10_0-1160_24_1-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_25_1
  • centos-upgrade-kpatch-patch-3_10_0-1160_25_1-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_31_1
  • centos-upgrade-kpatch-patch-3_10_0-1160_31_1-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_36_2
  • centos-upgrade-kpatch-patch-3_10_0-1160_36_2-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_41_1
  • centos-upgrade-kpatch-patch-3_10_0-1160_41_1-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_42_2
  • centos-upgrade-kpatch-patch-3_10_0-1160_42_2-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_45_1
  • centos-upgrade-kpatch-patch-3_10_0-1160_45_1-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_49_1
  • centos-upgrade-kpatch-patch-3_10_0-1160_49_1-debuginfo
  • centos-upgrade-kpatch-patch-3_10_0-1160_53_1
  • centos-upgrade-kpatch-patch-3_10_0-1160_53_1-debuginfo

References

  • CVE-2020-0466

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