Medium 5.5Published Sep 25, 2026

CVE-2026-98120netfs: Fix subreq ref leak

Updated under an hour ago (Oct 27, 2026, 11:40 PM ET)

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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: netfs: Fix subreq ref leak Fix a subrequest ref leak in netfs_unbuffered_write() in the event that subreq->io_iter ends up zero length during preparation.

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: Analyzed
Record last updated: Oct 19, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 72d08d2839649d1c5efbe375751f4473fa4486af before ebefb12122d1319257ecac01c1a928f78007716a; from a0b4c7a49137ed21279f354eb59f49ddae8dffc2 before 0a573f4283a965a5e8716f621aec404cb4575328; from a0b4c7a49137ed21279f354eb59f49ddae8dffc2 before 3c30087e27598d9d359763e8be9bd3017fe08348; 0c29f6d63122a0168d67cb8ecde5b4cf7fe4acb0; from 6.18.17 before 6.18.53; from 6.19.7 before 6.20	CNA record
linux linux_kernel linux:linux_kernel	from 6.18.17 before 6.18.53; from 6.19.7 before 7.0; from 7.0.1 before 7.2.7; 7.0; 7.0; 7.0; 7.0; 7.0; and 3 more ranges	NVD

References

References

https://git.kernel.org/stable/c/ebefb12122d1319257ecac01c1a928f78007716a	patch
https://git.kernel.org/stable/c/0a573f4283a965a5e8716f621aec404cb4575328	patch
https://git.kernel.org/stable/c/3c30087e27598d9d359763e8be9bd3017fe08348	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.