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...

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-2026-23259

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-2026-23263

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...

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

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-2026-23259 io_uring/rw: free potentially allocated iovec on cache put failure

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-2026-23259

CVE-2026-23259 affects the Linux kernel io_uring/rw path. The issue arises when a read/write request with an allocated iovec attached fails to be placed into rw_cache, leaving an unaccounted iovec pointer. The fix makes io_rw_recycle() return whether the request was recycled, and uses that result...

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-2026-23259 io_uring/rw: free potentially allocated iovec on cache put failure

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-2026-23259: Undefined Security Weakness

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: Undefined Security Weakness

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...

The vulnerability of the `create_io_worker()` function in the `io_uring/io-wq.c` module of the Linux kernel’s asynchronous input/output interface allows a attacker to cause a service failure.

The vulnerability of the createioworker function in the iouring/io-wq.c module, a component of the Linux kernel’s asynchronous input/output interface, is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause service failures...

Linux Distros Unpatched Vulnerability : CVE-2026-23259

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

MiracleLinux 9 : kernel-5.14.0-611.38.1.el9_7 (AXSA:2026-320:20)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-320:20 advisory. kernel: Linux kernel iouring: Local privilege escalation, information disclosure, or denial of service via use-after-free CVE-2025-38106 kernel:...