The vulnerability of the memfd_alloc_folio() function in the mm/memfd.c module of the Linux kernel’s memory management subsystem allows a hacker to gain unauthorized access to protected information.

The vulnerability of the memfdallocfolio function in the mm/memfd.c module of the Linux kernel’s memory management subsystem is related to the use of an uninitialized resource. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

CentOS 9 : kernel-5.14.0-729.el9

The remote CentOS Linux 9 host has packages installed that are affected by a vulnerability as referenced in the kernel-5.14.0-729.el9 build changelog. - In the Linux kernel, the following vulnerability has been resolved: lib/buildid: use kernelread for sleepable context Prevent a BUG: unable to...

UBUNTU-CVE-2026-64216

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compares that to rreq-nounlockfolio so that it doesn't unlock a folio being...

CVE-2026-64216

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compares that to rreq-nounlockfolio so that it doesn't unlock a folio being...

fuse: re-lock request before returning from fuse_ref_folio()

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CVE-2026-64266

In the Linux kernel, the following vulnerability has been resolved: fuse: re-lock request before returning from fusereffolio fusereffolio unlocks the request but does not re-lock it before returning. fusechanabort can end the request and the async end callback eg fusewritepagefree can free the ar...

CVE-2026-64266 fuse: re-lock request before returning from fuse_ref_folio()

In the Linux kernel, the following vulnerability has been resolved: fuse: re-lock request before returning from fusereffolio fusereffolio unlocks the request but does not re-lock it before returning. fusechanabort can end the request and the async end callback eg fusewritepagefree can free the ar...

CVE-2026-64266

CVE-2026-64266 affects the Linux kernel fuse subsystem. The vulnerability stems from fuse_ref_folio() unlocking the request but not re-locking before return, allowing fuse_chan_abort() to end the request and for the async end callback to free args while the copy chain later accesses them, causing...

CVE-2026-64266

In the Linux kernel, the following vulnerability has been resolved: fuse: re-lock request before returning from fusereffolio fusereffolio unlocks the request but does not re-lock it before returning. fusechanabort can end the request and the async end callback eg fusewritepagefree can free the ar...

SUSE CVE-2026-64216

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compares that to rreq-nounlockfolio so that it doesn't unlock a folio being...

Linux Distros Unpatched Vulnerability : CVE-2026-64216

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compare...

PT-2026-64487

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the fuse module. The fuse ref folio function unlocks a request but fails to re-lock it before returning. This allows fuse chan abort to end the request,...

DEBIAN-CVE-2026-64216

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compares that to rreq-nounlockfolio so that it doesn't unlock a folio being...

CVE-2026-64216

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compares that to rreq-nounlockfolio so that it doesn't unlock a folio being...

EUVD-2026-48624

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compares that to rreq-nounlockfolio so that it doesn't unlock a folio being...

CVE-2026-64216

CVE-2026-64216: Linux kernel netfs UAF fix. The issue occurs in netfs_unlock_abandoned_read_pages() (and netfs_unlock_read_folio()) where the code dereferenced an index after NETFS_RREQ_IN_PROGRESS was cleared, risking access to the folio protected by no_unlock_folio. The fix stores the folio poi...

CVE-2026-64216 netfs: Fix potential UAF in netfs_unlock_abandoned_read_pages()

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compares that to rreq-nounlockfolio so that it doesn't unlock a folio being...

CVE-2026-64216

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix potential UAF in netfsunlockabandonedreadpages netfsunlockabandonedreadpagesrreq accesses the index of the folios it is wanting to unlock and compares that to rreq-nounlockfolio so that it doesn't unlock a folio being...

PT-2026-64331

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the netfs component. The function netfs unlock abandoned read pages accesses the index of folios to unlock and compares it to the no unlock folio...

CVE-2026-64031

A flaw was found in the Linux kernel's erofs filesystem. A race condition exists when processing unaligned compressed extents, which can cause a managed memory page folio to be incorrectly added to the page cache multiple times. This inconsistency in memory management could allow a local attacker...