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Red Hat: CVE-2023-42465: sudo: Targeted Corruption of Register and Stack Variables (Multiple Advisories)

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Red Hat: CVE-2023-42465: sudo: Targeted Corruption of Register and Stack Variables (Multiple Advisories)

Severity
6
CVSS
(AV:L/AC:H/Au:S/C:C/I:C/A:C)
Published
12/22/2023
Created
02/16/2024
Added
02/15/2024
Modified
02/15/2024

Description

Sudo before 1.9.15 might allow row hammer attacks (for authentication bypass or privilege escalation) because application logic sometimes is based on not equaling an error value (instead of equaling a success value), and because the values do not resist flips of a single bit.

Solution(s)

  • redhat-upgrade-sudo
  • redhat-upgrade-sudo-debuginfo
  • redhat-upgrade-sudo-debugsource
  • redhat-upgrade-sudo-python-plugin
  • redhat-upgrade-sudo-python-plugin-debuginfo

References

  • CVE-2023-42465
  • RHSA-2024:0811

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