SB20250916272 - Buffer overflow in Linux kernel iommu driver
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916272
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-2022-50301)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the is_omap_iommu_detached() function in drivers/iommu/omap-iommu-debug.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0c7043a5b5c3b35f5dc8875757f71e7f491d64d4
- https://git.kernel.org/stable/c/184233a5202786b20220acd2d04ddf909ef18f29
- https://git.kernel.org/stable/c/2fee0dbfaeaaa4bda04279ce772c4572b1429d04
- https://git.kernel.org/stable/c/4010a1afaae1c0fb9c2cac5de703bed29b1f1782
- https://git.kernel.org/stable/c/648472df221f2bbffb433b964bcb87baccc586d8
- https://git.kernel.org/stable/c/706e359cf046c142db290244c3f4938b20fbe805
- https://git.kernel.org/stable/c/9814cc350e0765ce69244bf55ae4c8b29facd27e
- https://git.kernel.org/stable/c/bd0438f534b2e31b12f0b39b355c5dc2bbdaf854
- https://git.kernel.org/stable/c/ec53b99b6b9da8b501f001595a6260c03b42d5b7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.296