rndis_host: add overflow check in rndis_rx_fixup()
Priority LOW 22Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
- —
- Fix status
- Partial Red Hat: 7 without a fix
No CVSS vector from any source. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: rndis_host: add overflow check in rndis_rx_fixup() Add an overflow check to ensure that data_offset + data_len + 8 does not wrap, which would enable an OOB read of the USB data buffer.
Why it matters now
EPSS 0.00195 9th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.10.267, 5.15.218, 6.1.185 +6Red Hat: 7 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 2.6.14 and later | 5.10.267, 5.15.218, 6.1.185, 6.6.154, 6.12.106, 6.18.47, 7.1.11, 7.2.1, 7.3 | Patch available | CNA |
- Linux VendorLinux Affected 2.6.14 and later Fixed in 5.10.267, 5.15.218, 6.1.185, 6.6.154, 6.12.106, 6.18.47, 7.1.11, 7.2.1, 7.3 Patch available CNA
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.267, 5.15.218, 6.1.185, 6.6.154, 6.12.106, 6.18.47, 7.1.11, 7.2.1, 7.3
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 5 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-80814
- 2026-10-03 Alias added: GHSA-q3pm-8xxp-ww85
- 2026-10-19 Fix available: Linux/[email protected] · CNA
- 2026-11-01 Affected versions changed · Red Hat
- 2026-11-01 CVSS score added · Red Hat
References
Other 9
- https://git.kernel.org/stable/c/2140db1232af04b92faa6c4a2a40df6371ea89ff
- https://git.kernel.org/stable/c/8ca3bd404d076495ed0b274b65971c57b6fd5ac0
- https://git.kernel.org/stable/c/f8e6fde5db87f855e99b200e392467274f0eb9d7
- https://git.kernel.org/stable/c/10a6b99079697c5027b25352e882bdf54fef702a
- https://git.kernel.org/stable/c/c5398ce6db7647b7004d73a3102ccc25fb4bb596
- https://git.kernel.org/stable/c/e971d956353d382ee2185d71c47b538501a43f76
- https://git.kernel.org/stable/c/be7dc3650f799a253df4edd4fe230fc9ea4be063
- https://git.kernel.org/stable/c/2ded89ca77fae1da6886fe94831acfe4d6aa80b1
- https://git.kernel.org/stable/c/965a251f23ff69cfb4486974d4532e9bb551c7fc
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- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
Sources
- CVE-2026-80814 · CVE Program
- CVE-2026-80814 · NVD
- FIRST EPSS
- GHSA-q3pm-8xxp-ww85 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-80814 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences