CVE-2026-98120 PUBLISHED

netfs: Fix subreq ref leak

Assigner: Linux
Reserved: 25.09.2026 Published: 25.09.2026 Updated: 25.09.2026

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.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 72d08d2839649d1c5efbe375751f4473fa4486af to ebefb12122d1319257ecac01c1a928f78007716a (excl.)
  • affected from a0b4c7a49137ed21279f354eb59f49ddae8dffc2 to 0a573f4283a965a5e8716f621aec404cb4575328 (excl.)
  • affected from a0b4c7a49137ed21279f354eb59f49ddae8dffc2 to 3c30087e27598d9d359763e8be9bd3017fe08348 (excl.)
  • Version 0c29f6d63122a0168d67cb8ecde5b4cf7fe4acb0 is affected
  • affected from 6.18.17 to 6.18.53 (excl.)
  • affected from 6.19.7 to 6.20 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 7.0 is affected
  • unaffected from 0 to 7.0 (excl.)
  • unaffected from 6.18.53 to 6.18.* (incl.)
  • unaffected from 7.2.7 to 7.2.* (incl.)
  • unaffected from 7.3-rc3 to * (incl.)

References