kernel: nfsd: release svc_expkey/svc_export with rcu_work

In the Linux kernel, the following vulnerability has been resolved: nfsd: release svcexpkey/svcexport with rcuwork The last reference for cachehead can be reduced to zero in cshow and eshowusing rcureadlock and rcureadunlock. Consequently, svcexportput and expkeyput will be invoked, leading to tw...

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-2026-23259

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

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 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...

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...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005464)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005464 advisory. In the Linux kernel, the following vulnerability has been resolved: virtionet: Fix napiskbcacheput warning After the commit bdacf3e34945 net: Use nested-BH locking f...

PT-2026-26119

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s io uring/rw functionality where an allocated iovec may be freed incorrectly during a read/write request cleanup process. Specifically, if a read/write...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-410480)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-410480 advisory. In the Linux kernel, the following vulnerability has been resolved: nfsd: call cacheput if xdrreservespace returns NULL If not enough buffer space available, but...

Linux Distros Unpatched Vulnerability : CVE-2021-47554

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: vdpasim: avoid putting an uninitialized iovadomain The system will crash if we put an...

kernel: nfsd: call cache_put if xdr_reserve_space returns NULL

In the Linux kernel, the following vulnerability has been resolved: nfsd: call cacheput if xdrreservespace returns NULL If not enough buffer space available, but idmaplookup has triggered lookupfn which calls cacheget and returns successfully. Then we missed to call cacheput here which pairs with...

AZL-61688 CVE-2025-22018 affecting package kernel for versions less than 6.6.92.2-1

In the Linux kernel, the following vulnerability has been resolved: atm: Fix NULL pointer dereference When MPOAcacheimposrcvd receives the msg, it can trigger Null Pointer Dereference Vulnerability if both entry and holdingtime are NULL. Because there is only for the situation where entry is NULL...

nfsd: call cache_put if xdr_reserve_space returns NULL

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AZL-50785 CVE-2024-47737 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: nfsd: call cacheput if xdrreservespace returns NULL If not enough buffer space available, but idmaplookup has triggered lookupfn which calls cacheget and returns successfully. Then we missed to call cacheput here which pairs with...

DEBIAN-CVE-2024-47737

In the Linux kernel, the following vulnerability has been resolved: nfsd: call cacheput if xdrreservespace returns NULL If not enough buffer space available, but idmaplookup has triggered lookupfn which calls cacheget and returns successfully. Then we missed to call cacheput here which pairs with...

AZL-50945 CVE-2024-47737 affecting package kernel for versions less than 6.6.56.1-5

In the Linux kernel, the following vulnerability has been resolved: nfsd: call cacheput if xdrreservespace returns NULL If not enough buffer space available, but idmaplookup has triggered lookupfn which calls cacheget and returns successfully. Then we missed to call cacheput here which pairs with...

UBUNTU-CVE-2024-47737

In the Linux kernel, the following vulnerability has been resolved: nfsd: call cacheput if xdrreservespace returns NULL If not enough buffer space available, but idmaplookup has triggered lookupfn which calls cacheget and returns successfully. Then we missed to call cacheput here which pairs with...

AZL-51995 CVE-2024-43835 affecting package kernel for versions less than 5.15.176.3-1

In the Linux kernel, the following vulnerability has been resolved: virtionet: Fix napiskbcacheput warning After the commit bdacf3e34945 "net: Use nested-BH locking for napialloccache." was merged, the following warning began to appear: WARNING: CPU: 5 PID: 1 at net/core/skbuff.c:1451...

FreeRDP Buffer Overflow Vulnerability (CNVD-2020-35692)

FreeRDP is an open source implementation of the Remote Desktop Protocol RDP from the FreeRDP team. A buffer overflow vulnerability exists in glyphcacheput in versions prior to FreeRDP 2.1.2. The vulnerability stems from a networked system or product performing operations in memory without properl...