High 7.8Published Jul 24, 2026

CVE-2026-64225octeontx2-af: CGX: add bounds check to cgx_speed_mbps index

Updated under an hour ago (Oct 27, 2026, 5:30 AM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: CGX: add bounds check to cgx_speed_mbps index cgx_speed_mbps has 13 elements but RESP_LINKSTAT_SPEED can yield values 0-15. If it returns a value >= 13, this causes an out-of-bounds array access. Add a bounds check and default to speed 0 if the index is out of range.

CVSS: 7.8 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: Jul 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 61071a871ea6eb2125ece91c1a0dbb124a318c8a before 94071141f00bc414e8f8f7f5db3b5143d535299f; 61071a871ea6eb2125ece91c1a0dbb124a318c8a builds before 985b5e38ac4f4d5ff03c8bfd8484353b440a1579; 61071a871ea6eb2125ece91c1a0dbb124a318c8a builds before 93d3dc81098cd60fb74d434ba7985ddfd9de5acb; from 61071a871ea6eb2125ece91c1a0dbb124a318c8a before e043017ac429caee73bd30c5a725659f1a3a4568; 61071a871ea6eb2125ece91c1a0dbb124a318c8a builds before 8201bf45cc7c1c1a09290c4db8ab1e19801f8fec; 61071a871ea6eb2125ece91c1a0dbb124a318c8a builds before 47a4cf2229be379cf88f92e32e1240337cd6273f; 61071a871ea6eb2125ece91c1a0dbb124a318c8a builds before 2c3d26b4a62454945ba9ef3af3174d3e40e7afef; from 61071a871ea6eb2125ece91c1a0dbb124a318c8a before c0bf0a4f3f1f5f57aa83e1400ba4f56f0abfd542	CNA record
linux linux_kernel linux:linux_kernel	from 4.20 before 5.10.259; from 5.11 before 5.15.210; from 5.16 before 6.1.176; from 6.2 before 6.6.143; from 6.7 before 6.12.92; from 6.13 before 6.18.34; from 6.19 before 7.0.11; 7.1; and 3 more ranges	NVD

References

References

https://git.kernel.org/stable/c/94071141f00bc414e8f8f7f5db3b5143d535299f	patch
https://git.kernel.org/stable/c/985b5e38ac4f4d5ff03c8bfd8484353b440a1579	patch
https://git.kernel.org/stable/c/93d3dc81098cd60fb74d434ba7985ddfd9de5acb	patch
https://git.kernel.org/stable/c/e043017ac429caee73bd30c5a725659f1a3a4568	patch
https://git.kernel.org/stable/c/8201bf45cc7c1c1a09290c4db8ab1e19801f8fec	patch
https://git.kernel.org/stable/c/47a4cf2229be379cf88f92e32e1240337cd6273f	patch
https://git.kernel.org/stable/c/2c3d26b4a62454945ba9ef3af3174d3e40e7afef	patch
https://git.kernel.org/stable/c/c0bf0a4f3f1f5f57aa83e1400ba4f56f0abfd542	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.