SB20250226634 - Buffer overflow in Linux kernel emulex benet driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226634
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-2022-49581)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the be_get_module_info() and be_get_module_eeprom() functions in drivers/net/ethernet/emulex/benet/be_ethtool.c, within the be_cmd_read_port_transceiver_data(), be_cmd_query_cable_type() and be_cmd_query_sfp_info() functions in drivers/net/ethernet/emulex/benet/be_cmds.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/18043da94c023f3ef09c15017bdb04e8f695ef10
- https://git.kernel.org/stable/c/665cbe91de2f7c97c51ca8fce39aae26477c1948
- https://git.kernel.org/stable/c/8ff4f9df73e5c551a72ee6034886c17e8de6596d
- https://git.kernel.org/stable/c/a5a8fc0679a8fd58d47aa2ebcfc5742631f753f9
- https://git.kernel.org/stable/c/a8569f76df7ec5b4b51155c57523a0b356db5741
- https://git.kernel.org/stable/c/aba8ff847f4f927ad7a1a1ee4a9f29989a1a728f
- https://git.kernel.org/stable/c/d7241f679a59cfe27f92cb5c6272cb429fb1f7ec
- https://git.kernel.org/stable/c/fe4473fc7940f14c4a12db873b9729134c212654
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.290