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...

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 the Linux kernel that stems from suspicious RCU usage that may result in warnings...

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...

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...

KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses

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net: mctp: Set SOCK_RCU_FREE

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DEBIAN-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...

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 the Linux kernel that stems from the unused rcudereferencertnl in the mpls routing input, which could result in an RCU warning...

PT-2025-29046

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.15.0-rc7 Description: A flaw was discovered in the Linux kernel related to the MPLS Multiprotocol Label Switching implementation. Specifically, the mpls route input rcu function could be called from within an...

PT-2025-35977

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to read-copy-update RCU. During CPU online preparation, if the creation of an rcuop kthread fails, the rdp's-nocb cb kthread pointer may not be...

SUSE 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...

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...

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...

DEBIAN-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...

UBUNTU-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...

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 the Linux kernel that stems from an unchecked RCU lock resulting in reuse after release...

UBUNTU-CVE-2025-38150

In the Linux kernel, the following vulnerability has been resolved: afpacket: move notifier's packetdevmc out of rcu critical section Syzkaller reports the following issue: BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578 mutexlock+0x106/0xe80...

kernel: ndisc: use RCU protection in ndisc_alloc_skb()

A vulnerability was found in the Linux kernel's IPv6 Neighbor Discovery NDISC subsystem, which manages network neighbor information. The issue arises from improper synchronization mechanisms when allocating socket buffers skbuff in the ndiscallocskb function. Specifically, the function can be...

DEBIAN-CVE-2025-38087

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix use-after-free in tapriodevnotifier Since taprio’s tapriodevnotifier isn’t protected by an RCU read-side critical section, a race with advancesched can lead to a use-after-free. Adding rcureadlock inside...

UBUNTU-CVE-2025-38087

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix use-after-free in tapriodevnotifier Since taprio’s tapriodevnotifier isn’t protected by an RCU read-side critical section, a race with advancesched can lead to a use-after-free. Adding rcureadlock inside...