CVE-2023-52886 is an out-of-bounds read vulnerability in the Linux kernel's USB core, specifically affecting the sysfs.c and hub.c components. This flaw arises from a race condition between the read_descriptors() and hub_port_init() functions, where the latter overwrites a USB device descriptor while the former is reading it. The vulnerability has a CVSS score of 6.4 (Medium), indicating that an attacker with physical access (AV:P) and high attack complexity (AC:H) could achieve high confidentiality, integrity, and availability impacts (C:H/I:H/A:H). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.14.308, < 4.15CPE match | cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.19.275, < 4.20CPE match | cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.10.171, < 5.10.195CPE match | cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.15.97, < 5.15.132CPE match | cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.4.234, < 5.5CPE match | cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.