SB2025070432 - Out-of-bounds read in Linux kernel net phy driver
Published: July 4, 2025
Security Bulletin ID
SB2025070432
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-2025-38111)
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 __mdiobus_read() and __mdiobus_write() functions in drivers/net/phy/mdio_bus.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/014ad9210373d2104f6ef10e6bb999a7a0a4c50e
- https://git.kernel.org/stable/c/049af7ac45a6b407748ee0995278fd861e36df8f
- https://git.kernel.org/stable/c/0e629694126ca388916f059453a1c36adde219c4
- https://git.kernel.org/stable/c/19c5875e26c4ed5686d82a7d8f7051385461b9eb
- https://git.kernel.org/stable/c/73d478234a619f3476028cb02dee699c30ae8262
- https://git.kernel.org/stable/c/b02d9d2732483e670bc34cb233d28e1d43b15da4
- https://git.kernel.org/stable/c/bab6bca0834cbb5be2a7cfe59ec6ad016ec72608