Medium 5.5Published Jan 25, 2026

CVE-2025-71163dmaengine: idxd: fix device leaks on compat bind and unbind

Updated under an hour ago (Oct 28, 2026, 12:30 AM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix device leaks on compat bind and unbind Make sure to drop the reference taken when looking up the idxd device as part of the compat bind and unbind sysfs interface.

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 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 before b7bd948f89271c92d9ca9b2b682bfba56896e959; from 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 before b2d077180a56e3b7c97b7517d0465b584adc693b; from 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 before c81ea0222eaaafdd77348e27d1e84a1b8cfc0c99; 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 builds before 0c97ff108f825a70c3bb29d65ddf0a013d231bb9; from 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 before a7226fd61def74b60dd8e47ec84cabafc39d575b; from 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 before 799900f01792cf8b525a44764f065f83fcafd468	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 5.15 before 5.15.199; from 5.16 before 6.1.162; from 6.2 before 6.6.122; from 6.7 before 6.12.67; from 6.13 before 6.18.7; 6.19; 6.19; 6.19; and 2 more ranges	NVD

References

References

https://git.kernel.org/stable/c/b7bd948f89271c92d9ca9b2b682bfba56896e959	patch
https://git.kernel.org/stable/c/b2d077180a56e3b7c97b7517d0465b584adc693b	patch
https://git.kernel.org/stable/c/c81ea0222eaaafdd77348e27d1e84a1b8cfc0c99	patch
https://git.kernel.org/stable/c/0c97ff108f825a70c3bb29d65ddf0a013d231bb9	patch
https://git.kernel.org/stable/c/a7226fd61def74b60dd8e47ec84cabafc39d575b	patch
https://git.kernel.org/stable/c/799900f01792cf8b525a44764f065f83fcafd468	patch
https://cert-portal.siemens.com/productcert/html/ssa-019113.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.