CVE-2025-38397

In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: fix suspicious RCU usage warning When I run the NVME over TCP test in virtme-ng, I get the following "suspicious RCU usage" warning in nvmempathaddsysfslink: ''' 5.024557 T44 nvmet: Created nvm controller 1 for...

CVE-2025-38397

CVE-2025-38397 is a Linux kernel vulnerability related to a suspicious RCU usage warning in nvme_mpath_add_sysfs_link() during NVMe over TCP tests. The connected SUSE/OpenSUSE advisories confirm a kernel fix addressing this RCU warning (nvme-multipath) in the Linux kernel, and indicate an updated...

CVE-2025-38397 nvme-multipath: fix suspicious RCU usage warning

In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: fix suspicious RCU usage warning When I run the NVME over TCP test in virtme-ng, I get the following "suspicious RCU usage" warning in nvmempathaddsysfslink: ''' 5.024557 T44 nvmet: Created nvm controller 1 for...

CVE-2025-38372 RDMA/mlx5: Fix unsafe xarray access in implicit ODP handling

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix unsafe xarray access in implicit ODP handling xastore and xaerase were used without holding the proper lock, which led to a lockdep warning due to unsafe RCU usage. This patch replaces them with xastore and xaerase...

CVE-2025-38372 RDMA/mlx5: Fix unsafe xarray access in implicit ODP handling

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix unsafe xarray access in implicit ODP handling xastore and xaerase were used without holding the proper lock, which led to a lockdep warning due to unsafe RCU usage. This patch replaces them with xastore and xaerase...

PT-2025-30797 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.16.0-rc3+ 23 Description: The Linux kernel contains a flaw in the NVME over TCP implementation related to suspicious RCU Read-Copy-Update usage within the nvme mpath add sysfs link function. This issue manifes...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from an RCU release contention condition that could lead to post-release use...

PT-2025-33785

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The fib6 info uses dev function may rely on RCU without explicit protection, potentially leading to an infinite loop. This issue occurs because fib6 del route or fib6 add rt2node might...

SUSE CVE-2025-38324

In the Linux kernel, the following vulnerability has been resolved: mpls: Use rcudereferencertnl in mplsrouteinputrcu. As syzbot reported 0, mplsrouteinputrcu can be called from mplsgetroute, where is under RTNL. net-mpls.platformlabel is only updated under RTNL. Let's use rcudereferencertnl in...

kernel: mt76: fix use-after-free by removing a non-RCU wcid pointer

A vulnerability was found in the Linux kernel's mt76 wi-fi driver. A concurrency bug causes the mtxq TX queue to maintain a raw pointer to a wcid structure mtxq-wcid that might be freed by the time it is accessed. This issue can lead to a use-after-free scenario, leading to system instability,...

kernel: ipv6: mcast: extend RCU protection in igmp6_send()

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a potential UAF. Note that we no longer can use...

PT-2025-33570

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A race condition in cifs oplock break can lead to a use-after-free of the cinode structure during unmounting. This occurs when umount releases its reference to the superblock, triggeri...

bpf: Fix deadlock between rcu_tasks_trace and event_mutex.

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AZL-64953 CVE-2025-38324 affecting package kernel for versions less than 6.6.96.1-1

In the Linux kernel, the following vulnerability has been resolved: mpls: Use rcudereferencertnl in mplsrouteinputrcu. As syzbot reported 0, mplsrouteinputrcu can be called from mplsgetroute, where is under RTNL. net-mpls.platformlabel is only updated under RTNL. Let's use rcudereferencertnl in...

CVE-2025-38324 mpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu().

In the Linux kernel, the following vulnerability has been resolved: mpls: Use rcudereferencertnl in mplsrouteinputrcu. As syzbot reported 0, mplsrouteinputrcu can be called from mplsgetroute, where is under RTNL. net-mpls.platformlabel is only updated under RTNL. Let's use rcudereferencertnl in...

CVE-2025-38324

In the Linux kernel, the following vulnerability has been resolved: mpls: Use rcudereferencertnl in mplsrouteinputrcu. As syzbot reported 0, mplsrouteinputrcu can be called from mplsgetroute, where is under RTNL. net-mpls.platformlabel is only updated under RTNL. Let's use rcudereferencertnl in...

CVE-2025-38212

In the Linux kernel, the following vulnerability has been resolved: ipc: fix to protect IPCS lookups using RCU syzbot reported that it discovered a use-after-free vulnerability, 0 0: https://lore.kernel.org/all/[email protected]/ idrforeach is protected by rwsem, but thi...

SUSE CVE-2025-38202

In the Linux kernel, the following vulnerability has been resolved: bpf: Check rcureadlocktraceheld in bpfmaplookuppercpuelem bpfmaplookuppercpuelem helper is also available for sleepable bpf program. When BPF JIT is disabled or under 32-bit host, bpfmaplookuppercpuelem will not be inlined. Using...

AZL-64776 CVE-2025-38212 affecting package kernel for versions less than 6.6.96.1-1

In the Linux kernel, the following vulnerability has been resolved: ipc: fix to protect IPCS lookups using RCU syzbot reported that it discovered a use-after-free vulnerability, 0 0: https://lore.kernel.org/all/[email protected]/ idrforeach is protected by rwsem, but thi...

CVE-2025-38212

In the Linux kernel, the following vulnerability has been resolved: ipc: fix to protect IPCS lookups using RCU syzbot reported that it discovered a use-after-free vulnerability, 0 0: https://lore.kernel.org/all/[email protected]/ idrforeach is protected by rwsem, but thi...