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Oracle Linux: (CVE-2018-8781) (Multiple Advisories): kernel security, bug fix, and enhancement update

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Oracle Linux: (CVE-2018-8781) (Multiple Advisories): kernel security, bug fix, and enhancement update

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
04/23/2018
Created
07/25/2018
Added
05/23/2018
Modified
01/22/2020

Description

The udl_fb_mmap function in drivers/gpu/drm/udl/udl_fb.c at the Linux kernel version 3.4 and up to and including 4.15 has an integer-overflow vulnerability allowing local users with access to the udldrmfb driver to obtain full read and write permissions on kernel physical pages, resulting in a code execution in kernel space.

Solution(s)

  • oracle-linux-upgrade-dtrace-modules
  • oracle-linux-upgrade-kernel
  • 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-2018-3083
  • USN-3654-1
  • USN-3654-2
  • USN-3656-1
  • USN-3674-1
  • USN-3674-2
  • USN-3677-1
  • USN-3677-2
  • DSA-4187
  • DSA-4188
  • CVE-2018-8781
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