SB2025052149 - Improper error handling in Linux kernel brcm80211 brcmfmac driver
Published: May 21, 2025 Updated: May 21, 2025
Security Bulletin ID
SB2025052149
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) Improper error handling (CVE-ID: CVE-2025-37990)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the brcmf_usb_dl_writeimage() function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.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/08424a0922fb9e32a19b09d852ee87fb6c497538
- https://git.kernel.org/stable/c/508be7c001437bacad7b9a43f08a723887bcd1ea
- https://git.kernel.org/stable/c/524b70441baba453b193c418e3142bd31059cc1f
- https://git.kernel.org/stable/c/8e089e7b585d95122c8122d732d1d5ef8f879396
- https://git.kernel.org/stable/c/bdb435ef9815b1ae28eefffa01c6959d0fcf1fa7
- https://git.kernel.org/stable/c/fa9b9f02212574ee1867fbefb0a675362a71b31d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.6