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Oracle Linux: (CVE-2018-7995) (Multiple Advisories): Unbreakable Enterprise kernel security update

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Oracle Linux: (CVE-2018-7995) (Multiple Advisories): Unbreakable Enterprise kernel security update

Severity
5
CVSS
(AV:L/AC:M/Au:N/C:N/I:N/A:C)
Published
03/09/2018
Created
03/19/2019
Added
01/04/2019
Modified
11/23/2022

Description

** DISPUTED ** Race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (panic) by leveraging root access to write to the check_interval file in a /sys/devices/system/machinecheck/machinecheck<cpu number> directory. NOTE: a third party has indicated that this report is not security relevant.

Solution(s)

  • oracle-linux-upgrade-dtrace-modules
  • oracle-linux-upgrade-kernel-uek
  • oracle-linux-upgrade-kernel-uek-debug
  • oracle-linux-upgrade-kernel-uek-debug-devel
  • oracle-linux-upgrade-kernel-uek-devel
  • oracle-linux-upgrade-kernel-uek-doc
  • oracle-linux-upgrade-kernel-uek-firmware

References

  • ELSA-2019-4316
  • USN-3654-1
  • USN-3654-2
  • USN-3656-1
  • DSA-4187
  • DSA-4188
  • CVE-2018-7995
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