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CVE-2023-4010

16
FAUCET Score

CVE-2023-4010 is a denial-of-service vulnerability in the Linux kernel's USB Host Controller Driver framework, specifically affecting the usb_giveback_urb function. This flaw, present in various Linux distributions including Red Hat Enterprise Linux, can be triggered by a malformed USB descriptor, leading to an endless loop. With a CVSS score of 4.6 (Medium), it requires physical access (AV:P) but is simple to execute (AC:L) and does not require user interaction (UI:N) or privileges (PR:N), resulting in high availability impact (A:H). There is currently no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.6MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.52%
Probability of exploitation in next 30 days
EPSS Percentile
40.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0052 is in the 79th percentile among its peer group of 1,532 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media 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.

Remediation

Vendor Advisories (1)

redhatCVE-2023-4010Moderate

kernel: usb: hcd: malformed USB descriptor leads to infinite loop in usb_giveback_urb()

Jul 13, 2023

References

access.redhat.com / security/cve/CVE-2023-4010
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
github.com / wanrenmi/a-usb-kernel-bug
Exploit