SB20250509130 - Use of uninitialized resource in Linux kernel dsa mv88e6xxx driver
Published: May 9, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250509130
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) Use of uninitialized resource (CVE-ID: CVE-2025-37865)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the mv88e6xxx_vtu_get() and mv88e6xxx_mst_put() functions in drivers/net/dsa/mv88e6xxx/chip.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/35cde75c08a1fa1a5ac0467afe2709caceeef002
- https://git.kernel.org/stable/c/9da4acbd60664271d34a627f7f63cd5bad8eba74
- https://git.kernel.org/stable/c/9ee6d3a368ed34f2457863da3085c676e9e37a3d
- https://git.kernel.org/stable/c/afae9087301471970254a9180e5a26d3d8e8af09
- https://git.kernel.org/stable/c/ea08dfc35f83cfc73493c52f63ae4f2e29edfe8d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.135
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.25
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.88