PT-2026-26675

Name of the Vulnerable Software and Affected Versions libfuse versions 3.18.0 through 3.18.1 Description libfuse, the reference implementation of the Linux FUSE, contains a flaw in its io uring subsystem. A use-after-free condition exists from versions 3.18.0 up to, but not including, 3.18.2. Thi...

Linux Distros Unpatched Vulnerability : CVE-2026-23275

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being...

CVE-2026-23275

In the Linux kernel, the following vulnerability has been resolved: iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being resized, it's possible for the OR'ing of IORINGSQTASKRUN to happen in the...

libfuse 资源管理错误漏洞

libfuse is an open-source user-space file system development library developed by libfuse. Versions of libfuse 3.18.0 to 3.18.2 contained a resource management vulnerability. This vulnerability stemmed from issues with the iouring subsystem, where objects were reclaimed and then reused, potential...

Linux Distros Unpatched Vulnerability : CVE-2026-23263

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iouring/zcrx: fix page array leak d9f595b9a65e iouring/zcrx: fix leaking pages on sg init fail fixed a page leakage but didn't free the page array, release it a...

SUSE CVE-2026-23259

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: free potentially allocated iovec on cache put failure If a read/write request goes through ioreqrwcleanup and has an allocated iovec attached and fails to put to the rwcache, then it may end up with an unaccounted iov...

SUSE CVE-2026-23263

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix page array leak d9f595b9a65e "iouring/zcrx: fix leaking pages on sg init fail" fixed a page leakage but didn't free the page array, release it as well...

EUVD-2026-12892

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: free potentially allocated iovec on cache put failure If a read/write request goes through ioreqrwcleanup and has an allocated iovec attached and fails to put to the rwcache, then it may end up with an unaccounted iov...

EUVD-2026-12900

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix page array leak d9f595b9a65e "iouring/zcrx: fix leaking pages on sg init fail" fixed a page leakage but didn't free the page array, release it as well...

CVE-2026-23259

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: free potentially allocated iovec on cache put failure If a read/write request goes through ioreqrwcleanup and has an allocated iovec attached and fails to put to the rwcache, then it may end up with an unaccounted iov...

CVE-2026-23263

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix page array leak d9f595b9a65e "iouring/zcrx: fix leaking pages on sg init fail" fixed a page leakage but didn't free the page array, release it as well...

UBUNTU-CVE-2026-23259

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: free potentially allocated iovec on cache put failure If a read/write request goes through ioreqrwcleanup and has an allocated iovec attached and fails to put to the rwcache, then it may end up with an unaccounted iov...

UBUNTU-CVE-2026-23263

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix page array leak d9f595b9a65e "iouring/zcrx: fix leaking pages on sg init fail" fixed a page leakage but didn't free the page array, release it as well...

CVE-2026-23259

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: free potentially allocated iovec on cache put failure If a read/write request goes through ioreqrwcleanup and has an allocated iovec attached and fails to put to the rwcache, then it may end up with an unaccounted iov...

CVE-2026-23263

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix page array leak d9f595b9a65e "iouring/zcrx: fix leaking pages on sg init fail" fixed a page leakage but didn't free the page array, release it as well...

CVE-2026-23263

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix page array leak d9f595b9a65e "iouring/zcrx: fix leaking pages on sg init fail" fixed a page leakage but didn't free the page array, release it as well...

CVE-2026-23263

CVE-2026-23263: In the Linux kernel, io_uring/zcrx had a page array leak that was not freed during sg init failure. The fix, committed as d9f595b9a65e, releases the previously leaked page array along with the leaked pages. Exploitation details are not provided in the supplied documents beyond the...

CVE-2026-23263 io_uring/zcrx: fix page array leak

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix page array leak d9f595b9a65e "iouring/zcrx: fix leaking pages on sg init fail" fixed a page leakage but didn't free the page array, release it as well...

CVE-2026-23263 io_uring/zcrx: fix page array leak

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix page array leak d9f595b9a65e "iouring/zcrx: fix leaking pages on sg init fail" fixed a page leakage but didn't free the page array, release it as well...

CVE-2026-23259

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: free potentially allocated iovec on cache put failure If a read/write request goes through ioreqrwcleanup and has an allocated iovec attached and fails to put to the rwcache, then it may end up with an unaccounted iov...