SB2024062033 - Use-after-free in Linux kernel virt acrn driver
Published: June 20, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062033
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-38610)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the acrn_vm_memseg_unmap() and acrn_vm_ram_map() functions in drivers/virt/acrn/mm.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/5c6705aa47b5b78d7ad36fea832bb69caa5bf49a
- https://git.kernel.org/stable/c/afeb0e69627695f759fc73c39c1640dbf8649b32
- https://git.kernel.org/stable/c/e873f36ec890bece26ecce850e969917bceebbb6
- https://git.kernel.org/stable/c/4c4ba3cf3a15ccfbaf787d0296fa42cdb00da9b4
- https://git.kernel.org/stable/c/2c8d6e24930b8ef7d4a81787627c559ae0e0d3bb
- https://git.kernel.org/stable/c/3d6586008f7b638f91f3332602592caa8b00b559
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.161
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.12