kernel: USB: improper validation of wMaxPacketValue entries in endpoint descriptors
Published Jun 27, 2024
8.4
HIGHCVSS 3.1
EPSS 0.24%
Description
In the Linux kernel before 4.8, usb_parse_endpoint in drivers/usb/core/config.c does not validate the wMaxPacketSize field of an endpoint descriptor. NOTE: This vulnerability only affects products that are no longer supported by the supplier.
Affected products
No data.
No data.
No data.
Red Hat Enterprise Linux 10
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel-rt
Out of support scope
Red Hat Enterprise Linux 8
kernel
Not affected
Red Hat Enterprise Linux 8
kernel-rt
Not affected
Red Hat Enterprise Linux 9
kernel
Not affected
Red Hat Enterprise Linux 9
kernel-rt
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 10 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Out of support scope | n/a |
| Red Hat Enterprise Linux 8 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise Linux 9 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 9 | kernel-rt | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Jul 16, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2024–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (5 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.24% (0.00238) | 13.43th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.24% (0.00238) | 14.58th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.05% (0.00053) | 13.66th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00045) | 17.70th | v3 (v2023.03.01) |
| Jun 28, 2024 | 0.04% (0.00045) | 15.70th | v3 (v2023.03.01) |
References (7)
- https://access.redhat.com/security/cve/CVE-2016-20022 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2294696 Issue Tracking
- https://github.com/torvalds/linux/commit/aed9d65ac3278d4febd8665bd7db59ef53e825fe
- https://lore.kernel.org/lkml/1486322541-8206-8-git-send-email-w%401wt.eu/
- https://nvd.nist.gov/vuln/detail/CVE-2016-20022
- https://www.cve.org/CVERecord?id=CVE-2016-20022
- https://www.spinics.net/lists/linux-usb/msg144177.html
Change history (0)
No recorded changes yet.