VULNERABILITY

VMware Photon OS: CVE-2022-28736

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VMware Photon OS: CVE-2022-28736

Severity
6
CVSS
(AV:L/AC:H/Au:M/C:C/I:C/A:C)
Published
07/20/2023
Created
01/21/2025
Added
01/20/2025
Modified
02/04/2025

Description

There's a use-after-free vulnerability in grub_cmd_chainloader() function; The chainloader command is used to boot up operating systems that doesn't support multiboot and do not have direct support from GRUB2. When executing chainloader more than once a use-after-free vulnerability is triggered. If an attacker can control the GRUB2's memory allocation pattern sensitive data may be exposed and arbitrary code execution can be achieved.

Solution(s)

  • vmware-photon_os_update_tdnf

References

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