kernel: NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies()

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Prevent NULL-pointer dereference in nfs42completecopies On the node of an NFS client, some files saved in the mountpoint of the NFS server were copied to another location of the same NFS server. Accidentally, the...

kernel: filemap: Fix bounds checking in filemap_read()

In the Linux kernel, the following vulnerability has been resolved: filemap: Fix bounds checking in filemapread If the caller supplies an iocb-kipos value that is close to the filesystem upper limit, and an iterator with a count that causes us to overflow that limit, then filemapread enters an...

USN-7506-4 linux-lts-xenial vulnerabilities

Demi Marie Obenour and Simon Gaiser discovered that several Xen para- virtualization device frontends did not properly restrict the access rights of device backends. An attacker could possibly use a malicious Xen backend to gain access to memory pages of a guest VM or cause a denial of service in...

USN-7506-3 linux-fips vulnerabilities

Demi Marie Obenour and Simon Gaiser discovered that several Xen para- virtualization device frontends did not properly restrict the access rights of device backends. An attacker could possibly use a malicious Xen backend to gain access to memory pages of a guest VM or cause a denial of service in...

EulerOS 2.0 SP10 : kernel (EulerOS-SA-2025-1521)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : cifs: Fix UAF in cifsdemultiplexthread.CVE-2023-52572 net: fix data-races around sk-skforwardallocCVE-2024-53124 quota: flush quotareleasework upo...

Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-7506-1)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7506-1 advisory. Demi Marie Obenour and Simon Gaiser discovered that several Xen para- virtualization device frontends did not properly restrict the access rights of devi...

CVE-2025-37871

In the Linux kernel, the following vulnerability has been resolved: nfsd: decrease sccount directly if fail to queue dlrecall A deadlock warning occurred when invoking nfs4putstid following a failed dlrecall queue operation: T1 T2 nfs4laundromat nfs4getclientreaplist nfs4anylockblockers breakleas...

CVE-2025-37871

CVE-2025-37871 is a Linux kernel vulnerability fixed by changing how sc_count is decremented when a dl_recall queue operation fails for NFS delegations. The described scenario shows a deadlock warning during nfs4_put_stid after a failed dl_recall queue, caused by a potential lock ordering issue w...

USN-7496-5 linux-azure-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Block layer subsystem; - Character device driver; - Hardware crypto device drivers; - GPU drivers; - Media drivers;...

USN-7496-4 linux-azure vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Block layer subsystem; - Character device driver; - Hardware crypto device drivers; - GPU drivers; - Media drivers;...

USN-7496-2 linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Block layer subsystem; - Character device driver; - Hardware crypto device drivers; - GPU drivers; - Media drivers;...

Do Not Enable the NFS Service

The Network File System NFS is one of the earliest and most widely used file systems in UNIX environments. It allows a system to mount file systems of other servers over the network. If the system does not share content through NFS, you are advised to disable NFS to reduce the remote attack...

SUSE CVE-2023-53083

In the Linux kernel, the following vulnerability has been resolved: nfsd: don't replace page in rqpages if it's a continuation of last page The splice read calls nfsdspliceactor to put the pages containing file data into the svcrqst-rqpages array. It's possible however to get a splice result that...

CVE-2023-53083 nfsd: don't replace page in rq_pages if it's a continuation of last page

In the Linux kernel, the following vulnerability has been resolved: nfsd: don't replace page in rqpages if it's a continuation of last page The splice read calls nfsdspliceactor to put the pages containing file data into the svcrqst-rqpages array. It's possible however to get a splice result that...

USN-7461-3 linux-xilinx-zynqmp vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - Network drivers; - File systems infrastructure; - Ext4 file system; - Network file system NFS server...

DEBIAN-CVE-2022-49927

In the Linux kernel, the following vulnerability has been resolved: nfs4: Fix kmemleak when allocate slot failed If one of the slot allocate failed, should cleanup all the other allocated slots, otherwise, the allocated slots will leak: unreferenced object 0xffff8881115aa100 size 64: comm...

CVE-2022-49927

In the Linux kernel, the following vulnerability has been resolved: nfs4: Fix kmemleak when allocate slot failed If one of the slot allocate failed, should cleanup all the other allocated slots, otherwise, the allocated slots will leak: unreferenced object 0xffff8881115aa100 size 64: comm...

CVE-2022-49927 nfs4: Fix kmemleak when allocate slot failed

In the Linux kernel, the following vulnerability has been resolved: nfs4: Fix kmemleak when allocate slot failed If one of the slot allocate failed, should cleanup all the other allocated slots, otherwise, the allocated slots will leak: unreferenced object 0xffff8881115aa100 size 64: comm...

CVE-2022-49927 nfs4: Fix kmemleak when allocate slot failed

In the Linux kernel, the following vulnerability has been resolved: nfs4: Fix kmemleak when allocate slot failed If one of the slot allocate failed, should cleanup all the other allocated slots, otherwise, the allocated slots will leak: unreferenced object 0xffff8881115aa100 size 64: comm...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: PCI/ASPM: Fix link state exit during switch upstream function removal CVE-2024-58093 In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, change error flow on matcher disconnect...