SB20250226353 - Out-of-bounds read in Linux kernel kvm svm
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226353
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2022-49154)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the svm_update_pi_irte() function in arch/x86/kvm/svm/avic.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0fb470eb48892e131d10aa3be6915239e65758f3
- https://git.kernel.org/stable/c/3fa2d747960521a646fc1aad7aea82e95e139a68
- https://git.kernel.org/stable/c/a6ffdebfb6a9c2ffeed902b544b96fe67498210e
- https://git.kernel.org/stable/c/a80ced6ea514000d34bf1239d47553de0d1ee89e
- https://git.kernel.org/stable/c/e4d153d53d9648513481eb4ef8c212e7f1f8173d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19