#VU104800 Buffer overflow in Linux kernel - CVE-2022-49581
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104800
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49581
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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.
External links
- 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