#VU103015 Out-of-bounds read in Linux kernel - CVE-2025-21650
Published: January 20, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU103015
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-2025-21650
CWE-ID: CWE-125
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 an out-of-bounds read error within the hclgevf_get_regs_len() and hclgevf_get_regs() functions in drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_regs.c, within the hclge_fetch_pf_reg() function in drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_regs.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.