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Red Hat: CVE-2020-14314: buffer uses out of index in ext3/4 filesystem (Multiple Advisories)

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Red Hat: CVE-2020-14314: buffer uses out of index in ext3/4 filesystem (Multiple Advisories)

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
09/15/2020
Created
12/22/2020
Added
12/21/2020
Modified
03/13/2024

Description

A memory out-of-bounds read flaw was found in the Linux kernel before 5.9-rc2 with the ext3/ext4 file system, in the way it accesses a directory with broken indexing. This flaw allows a local user to crash the system if the directory exists. The highest threat from this vulnerability is to system availability.

Solution(s)

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

References

  • CVE-2020-14314
  • RHSA-2020:5437
  • RHSA-2020:5441
  • RHSA-2021:1578
  • RHSA-2021:1739

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