#VU99096 Buffer overflow in Linux kernel - CVE-2022-48948
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU99096
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-2022-48948
CWE-ID: CWE-119
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 escalate privileges on the system.
The vulnerability exists due to memory corruption within the uvc_function_ep0_complete() function in drivers/usb/gadget/function/f_uvc.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/4972e3528b968665b596b5434764ff8fd9446d35
- https://git.kernel.org/stable/c/06fd17ee92c8f1704c7e54ec0fd50ae0542a49a5
- https://git.kernel.org/stable/c/bc8380fe5768c564f921f7b4eaba932e330b9e4b
- https://git.kernel.org/stable/c/b8fb1cba934ea122b50f13a4f9d6fc4fdc43d2be
- https://git.kernel.org/stable/c/c79538f32df12887f110dcd6b9c825b482905f24
- https://git.kernel.org/stable/c/6b41a35b41f77821db24f2d8f66794b390a585c5
- https://git.kernel.org/stable/c/7b1f773277a72f9756d47a41b94e43506cce1954
- https://git.kernel.org/stable/c/d1a92bb8d697f170d93fe922da763d7d156b8841
- https://git.kernel.org/stable/c/4c92670b16727365699fe4b19ed32013bab2c107
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.303
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.270
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.337
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.161
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.85
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.229
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2