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Red Hat: CVE-2018-14734: Important: kernel-alt security and bug fix update (Multiple Advisories)

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Red Hat: CVE-2018-14734: Important: kernel-alt security and bug fix update (Multiple Advisories)

Severity
6
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:C)
Published
07/29/2018
Created
04/25/2019
Added
04/24/2019
Modified
03/03/2021

Description

drivers/infiniband/core/ucma.c in the Linux kernel through 4.17.11 allows ucma_leave_multicast to access a certain data structure after a cleanup step in ucma_process_join, which allows attackers to cause a denial of service (use-after-free).

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

References

  • DSA-4308
  • CVE-2018-14734
  • RHSA-2019:0831
  • RHSA-2019:2029
  • RHSA-2019:2043

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