High 7.8Published Jan 14, 2026

CVE-2025-71137octeontx2-pf: fix "UBSAN: shift-out-of-bounds error"

Updated under an hour ago (Oct 28, 2026, 2:10 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fix "UBSAN: shift-out-of-bounds error" This patch ensures that the RX ring size (rx_pending) is not set below the permitted length. This avoids UBSAN shift-out-of-bounds errors when users passes small or zero ring sizes via ethtool -G.

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: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from d45d8979840d9c9ac93d3fe8cfc8e794b7228445 before 5d8dfa3abb9a845302e021cf9c92d941abbc011a; from d45d8979840d9c9ac93d3fe8cfc8e794b7228445 before 4cc4cfe4d23c883120b6f3d41145edbaa281f2ab; from d45d8979840d9c9ac93d3fe8cfc8e794b7228445 before 658caf3b8aad65f8b8e102670ca4f68c7030f655; from d45d8979840d9c9ac93d3fe8cfc8e794b7228445 before b23a2e15589466a027c9baa3fb5813c9f6a6c6dc; from d45d8979840d9c9ac93d3fe8cfc8e794b7228445 before aa743b0d98448282b2cb37356db8db2a48524624; from d45d8979840d9c9ac93d3fe8cfc8e794b7228445 before 442848e457f5a9f71a4e7e14d24d73dae278ebe3; from d45d8979840d9c9ac93d3fe8cfc8e794b7228445 before 85f4b0c650d9f9db10bda8d3acfa1af83bf78cf7	CNA record
linux linux_kernel linux:linux_kernel	from 5.6.1 before 5.10.248; from 5.11 before 5.15.198; from 5.16 before 6.1.160; from 6.2 before 6.6.120; from 6.7 before 6.12.64; from 6.13 before 6.18.4; 5.6; 6.19; and 7 more ranges	NVD

References

References

https://git.kernel.org/stable/c/5d8dfa3abb9a845302e021cf9c92d941abbc011a	patch
https://git.kernel.org/stable/c/4cc4cfe4d23c883120b6f3d41145edbaa281f2ab	patch
https://git.kernel.org/stable/c/658caf3b8aad65f8b8e102670ca4f68c7030f655	patch
https://git.kernel.org/stable/c/b23a2e15589466a027c9baa3fb5813c9f6a6c6dc	patch
https://git.kernel.org/stable/c/aa743b0d98448282b2cb37356db8db2a48524624	patch
https://git.kernel.org/stable/c/442848e457f5a9f71a4e7e14d24d73dae278ebe3	patch
https://git.kernel.org/stable/c/85f4b0c650d9f9db10bda8d3acfa1af83bf78cf7	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.