SB2024060840 - Information disclosure in Linux kernel hv driver
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024060840
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2024-36912)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information disclosure within the __vmbus_establish_gpadl() and kfree() functions in drivers/hv/channel.c. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1999644d95194d4a58d3e80ad04ce19220a01a81
- https://git.kernel.org/stable/c/8e62341f5c45b27519b7d193bcc32ada416ad9d8
- https://git.kernel.org/stable/c/bfae56be077ba14311509e70706a13458f87ea99
- https://git.kernel.org/stable/c/211f514ebf1ef5de37b1cf6df9d28a56cfd242ca
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.91
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.10