#VU104651 NULL pointer dereference in Linux kernel - CVE-2021-47647
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104651
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-2021-47647
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 F() and &() functions in drivers/clk/qcom/gcc-ipq8074.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/41e360fa73a4c2f5b78f5ded78a5375b08c206a5
- https://git.kernel.org/stable/c/5a5576ad405c3c89fc9afb245c4dcc3e412b0aa9
- https://git.kernel.org/stable/c/8b89c9e68a01a19a1dd689a42aa65d545e931899
- https://git.kernel.org/stable/c/bf8f5182b8f59309809b41c1d1730ed9ca6134b1
- https://git.kernel.org/stable/c/d02b3d4a8c525068bc5cfb4341e0023d8eb82ace
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19