#VU104795 Integer underflow in Linux kernel - CVE-2022-49189
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104795
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-2022-49189
CWE-ID: CWE-191
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 execute arbitrary code.
The vulnerability exists due to integer underflow within the clk_rcg2_determine_floor_rate() and __clk_rcg2_configure() functions in drivers/clk/qcom/clk-rcg2.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/334720f418f57b1d969dad2117b21f9388cb9395
- https://git.kernel.org/stable/c/34dca60982e93e69ae442aa2d36ce61c9a3bb563
- https://git.kernel.org/stable/c/52592f9afbfe01bce8f8953e4f19cbe3bcbdbd3a
- https://git.kernel.org/stable/c/58922910add18583d5273c2edcdb9fd7bf4eca02
- https://git.kernel.org/stable/c/96888f0dcf351e758b9df57e015a48427ca709c1
- https://git.kernel.org/stable/c/a4e2e31971354790b0d1fa3e783452a9d135fcff
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2