No exploitation reportedFix available

CVE-2022-27223

Q: Is CVE-2022-27223 actively exploited?

Active exploitation of CVE-2022-27223 has not been confirmed. Its EPSS score was 2.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-27223?

CVE-2022-27223 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-03-16
Fixed in5.16.12 · 5.15.26 · 5.10.103 · 5.4.182 · 4.19.232 · 4.14.269
WeaknessCWE-129

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In drivers/usb/gadget/udc/udc-xilinx.c in the Linux kernel before 5.16.12, the endpoint index is not validated and might be manipulated by the host for out-of-array access.

Timeline

dates in UTC

2022-03-1600:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-27223?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-27223?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Linux linux kernel

Branch	Affected	Fixed in	Source
5.16	≥ 5.16, < 5.16.12	5.16.12	NVD
5.x	≥ 5.11, < 5.15.26	5.15.26	NVD
5.x	≥ 5.5, < 5.10.103	5.10.103	NVD
5.4	≥ 4.20, < 5.4.182	5.4.182	NVD
4.x	≥ 4.15, < 4.19.232	4.19.232	NVD
4.x	≥ 4.10, < 4.14.269	4.14.269	NVD
4.9	≥ 3.18, < 4.9.304	4.9.304	NVD

Debian debian linux

Branch	Affected	Fixed in	Source
9.0	= 9.0	no fix published	NVD

Netapp active iq unified manager

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

7 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Linux linux kernel to 5.16.12 · 5.15.26 · 5.10.103 · 5.4.182 · 4.19.232 · 4.14.269 · 4.9.304

Advisories and patches

cdn.kernel.orgRelease Notes · Vendor Advisory
github.comPatch

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.8read 2026-10-23
NVDCVSS 2.06.5read 2026-10-23
NVDweakness (CWE)CWE-129read 2026-10-23
FIRST EPSSEPSS score2.2 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2022-03-16
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-27223?

In drivers/usb/gadget/udc/udc-xilinx.c in the Linux kernel before 5.16.12, the endpoint index is not validated and might be manipulated by the host for out-of-array access.

Is CVE-2022-27223 actively exploited?

Active exploitation of CVE-2022-27223 has not been confirmed. Its EPSS score was 2.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-27223?

CVE-2022-27223 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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