SB2024062481 - Buffer overflow in Linux kernel iommu driver
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062481
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) Buffer overflow (CVE-ID: CVE-2023-52455)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to memory corruption within the of_iommu_get_resv_regions() function in drivers/iommu/of_iommu.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/98b8a550da83cc392a14298c4b3eaaf0332ae6ad
- https://git.kernel.org/stable/c/5e23e283910c9f30248732ae0770bcb0c9438abf
- https://git.kernel.org/stable/c/bb57f6705960bebeb832142ce9abf43220c3eab1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8