Medium 5.5Published Mar 25, 2026

CVE-2026-23284net: ethernet: mtk_eth_soc: Reset prog ptr to old_prog in case of error in mtk_xdp_setup()

Updated under an hour ago (Oct 27, 2026, 6:30 PM ET)

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It affects Linux and 4 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk_eth_soc: Reset prog ptr to old_prog in case of error in mtk_xdp_setup() Reset eBPF program pointer to old_prog and do not decrease its ref-count if mtk_open routine in mtk_xdp_setup() fails.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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: Modified
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 7c26c20da5d420cde55618263be4aa2f6de53056 before 8c2d76a9658a4dbfcf02f2693a97e2d5ff42197a; from 7c26c20da5d420cde55618263be4aa2f6de53056 before 29629dd7d37349e9fb605375a75de44ac8926ea9; from 7c26c20da5d420cde55618263be4aa2f6de53056 before b73dfe1ea7be7a072482434643b517d7726f4c8d; 7c26c20da5d420cde55618263be4aa2f6de53056 builds before 6f95b59520278a72df9905db791b7ea31375fbc1; from 7c26c20da5d420cde55618263be4aa2f6de53056 before ff14cd44c85c20ad69479db73698185de291550c; 7c26c20da5d420cde55618263be4aa2f6de53056 builds before 0abc73c8a40fd64ac1739c90bb4f42c418d27a5e	CNA record
Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP siemens:simatic_s7_1500_cpu_1518_4_pn_dp_mfp (from the name)	from V3.1.6	CISA ADP
Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP siemens:simatic_s7_1500_cpu_1518f_4_pn_dp_mfp (from the name)	from V3.1.6	CISA ADP
Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP siemens:siplus_s7_1500_cpu_1518_4_pn_dp_mfp (from the name)	from V3.1.6	CISA ADP
linux linux_kernel linux:linux_kernel	from 6.0 before 6.1.167; from 6.2 before 6.6.130; from 6.7 before 6.12.77; from 6.13 before 6.18.17; from 6.19 before 6.19.7; 7.0; 7.0	NVD

References

References

https://git.kernel.org/stable/c/8c2d76a9658a4dbfcf02f2693a97e2d5ff42197a	patch
https://git.kernel.org/stable/c/29629dd7d37349e9fb605375a75de44ac8926ea9	patch
https://git.kernel.org/stable/c/b73dfe1ea7be7a072482434643b517d7726f4c8d	patch
https://git.kernel.org/stable/c/6f95b59520278a72df9905db791b7ea31375fbc1	patch
https://git.kernel.org/stable/c/ff14cd44c85c20ad69479db73698185de291550c	patch
https://git.kernel.org/stable/c/0abc73c8a40fd64ac1739c90bb4f42c418d27a5e	patch
https://cert-portal.siemens.com/productcert/html/ssa-019113.html
https://cert-portal.siemens.com/productcert/html/ssa-082556.html
https://cert-portal.siemens.com/productcert/html/ssa-457936.html

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.