#VU108272 NULL pointer dereference in Linux kernel - CVE-2022-49869
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108272
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49869
CWE-ID: CWE-476
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 perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the bnxt_set_coalesce() function in drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/38147073c96dce8c7e142ce0e5f305a420a729ba
- https://git.kernel.org/stable/c/6d81ea3765dfa6c8a20822613c81edad1c4a16a0
- https://git.kernel.org/stable/c/7781e32984cde65549bedc3201537e253297c98d
- https://git.kernel.org/stable/c/a5a05fbef4a0dfe45fe03b2f1d02ba23aebf5384
- https://git.kernel.org/stable/c/ac257c43fa615d22180916074feed803b8bb8cb0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.79