ndisc: use RCU protection in ndisc_alloc_skb()

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arp: use RCU protection in arp_xmit()

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ipv6: mcast: extend RCU protection in igmp6_send()

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vrf: use RCU protection in l3mdev_l3_out()

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neighbour: use RCU protection in __neigh_notify()

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SUSE CVE-2025-21938

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcppmnlappendnewlocaladdr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may end up in mptcppmnlappendnewlocaladdr because...

UBUNTU-CVE-2025-21938

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcppmnlappendnewlocaladdr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may end up in mptcppmnlappendnewlocaladdr because...

SUSE CVE-2025-21889

In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perfiteratectx The perfiteratectx function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep warnings when running perf probe with unshare1...

UBUNTU-CVE-2025-21876

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit "iommu/vt-d: Allocate DMAR fault interrupts locally" moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. Fix it by...

UBUNTU-CVE-2025-21889

In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perfiteratectx The perfiteratectx function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep warnings when running perf probe with unshare1...

Linux 4.10 __do_semtimedop() Use-After-Free

Linux versions from 4.10 suffers from a use-after-free condition in dosemtimedop due to a lockless check outside RCU section...

bpf: Fix UAF via mismatching bpf_prog/attachment RCU flavors

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SUSE CVE-2025-21809

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix peer hash locking vs RCU callback In its address list, afs now retains pointers to and refs on one or more rxrpcpeer objects. The address list is freed under RCU and at this time, it puts the refs on those peers...

SUSE CVE-2024-57982

In the Linux kernel, the following vulnerability has been resolved: xfrm: state: fix out-of-bounds read during lookup lookup and resize can run in parallel. The xfrmstatehashgeneration seqlock ensures a retry, but the hash functions can observe a hmask value that is too large for the new hlist...

SUSE CVE-2025-21758

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: add RCU protection to mldnewpack mldnewpack can be called without RTNL or RCU being held. Note that we no longer can use sockallocsendskb because ipv6.igmpsk uses GFPKERNEL allocations which can sleep. Instead use...

SUSE CVE-2025-21761

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovsvportcmdfillinfo ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF...

SUSE CVE-2025-21762

In the Linux kernel, the following vulnerability has been resolved: arp: use RCU protection in arpxmit arpxmit can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF...

SUSE CVE-2025-21763

In the Linux kernel, the following vulnerability has been resolved: neighbour: use RCU protection in neighnotify neighnotify can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF...

SUSE CVE-2025-21764

In the Linux kernel, the following vulnerability has been resolved: ndisc: use RCU protection in ndiscallocskb ndiscallocskb can be called without RTNL or RCU being held. Add RCU protection to avoid possible UAF...

SUSE CVE-2025-21766

In the Linux kernel, the following vulnerability has been resolved: ipv4: use RCU protection in iprtupdatepmtu iprtupdatepmtu must use RCU protection to make sure the net structure it reads does not disappear...