CVE-2025-39723

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix unbuffered write error handling If all the subrequests in an unbuffered write stream fail, the subrequest collector doesn't update the stream-transferred value and it retains its initial LONGMAX value. Unfortunately, i...

CVE-2025-39723

CVE-2025-39723 affects the Linux kernel netfs unbuffered write path. When all subrequests in an unbuffered write stream fail, stream->transferred could remain LONG_MAX, and wreq->transferred could be updated to that value, causing write_iter() to report an erroneous non‑zero transfer and tr...

CVE-2025-39723 netfs: Fix unbuffered write error handling

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix unbuffered write error handling If all the subrequests in an unbuffered write stream fail, the subrequest collector doesn't update the stream-transferred value and it retains its initial LONGMAX value. Unfortunately, i...

PT-2025-36317

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue has been identified in the Linux kernel related to unbuffered write error handling within netfs. When all subrequests in an unbuffered write stream fail, the subrequest collecto...

UBUNTU-CVE-2025-21643

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix kernel async DIO Netfslib needs to be able to handle kernel-initiated asynchronous DIO that is supplied with a biovec array. Currently, because of the async flag, this gets passed to netfsextractuseriter which throws a...