EUVD-2026-75091

In the Linux kernel, the following vulnerability has been resolved: kcov: fix data corruption and race conditions on PREEMPTRT syzbot is reporting KCOV state corruption on PREEMPTRT kernels, for the temporary storage used for saving/restoring remote KCOV state is currently allocated as the per-CP...

CVE-2026-80916 kcov: fix data corruption and race conditions on PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: kcov: fix data corruption and race conditions on PREEMPTRT syzbot is reporting KCOV state corruption on PREEMPTRT kernels, for the temporary storage used for saving/restoring remote KCOV state is currently allocated as the per-CP...

CVE-2026-80916 kcov: fix data corruption and race conditions on PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: kcov: fix data corruption and race conditions on PREEMPTRT syzbot is reporting KCOV state corruption on PREEMPTRT kernels, for the temporary storage used for saving/restoring remote KCOV state is currently allocated as the per-CP...

CVE-2026-80916: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: kcov: fix data corruption and race conditions on PREEMPTRT syzbot is reporting KCOV state corruption on PREEMPTRT kernels, for the temporary storage used for saving/restoring remote KCOV state is currently allocated as the per-CP...

kernel: wifi: mac80211: defer link RX stats percpu free to RCU

A flaw was found in the mac80211 Wi-Fi driver of the Linux kernel. When an MLO Multi-Link Operation link is removed, the RX statistics per-CPU buffer is freed immediately, while the link container is deferred to RCU Read-Copy-Update. This timing issue can lead to a use-after-free vulnerability,...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-104595)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-104595 advisory. In the Linux kernel, the following vulnerability has been resolved: net: mvneta: re-enable percpu interrupt on resume On Marvell MPIC platforms Armada 370/XP/38x,...

SUSE CVE-2026-74601

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Use currentcontext for safe per-CPU buffer swap The ringbufferswapcpu function currently checks the per-CPU committing counter to determine if a buffer is actively being written to before performing the swap. However...

CVE-2026-74601

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Use currentcontext for safe per-CPU buffer swap The ringbufferswapcpu function currently checks the per-CPU committing counter to determine if a buffer is actively being written to before performing the swap. However...

AZL-97146 CVE-2026-74601 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Use currentcontext for safe per-CPU buffer swap The ringbufferswapcpu function currently checks the per-CPU committing counter to determine if a buffer is actively being written to before performing the swap. However...

CVE-2026-74601 ring-buffer: Use current_context for safe per-CPU buffer swap

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Use currentcontext for safe per-CPU buffer swap The ringbufferswapcpu function currently checks the per-CPU committing counter to determine if a buffer is actively being written to before performing the swap. However...

CVE-2026-74601

CVE-2026-74601 affects the Linux kernel tracing ring-buffer subsystem. The ring_buffer_swap_cpu() function relies on a per-CPU committing counter to determine whether a buffer is actively being written to before performing a swap. However, the counter can temporarily drop to zero during rb_move_t...

Linux Distros Unpatched Vulnerability : CVE-2026-74601

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Use currentcontext for safe per-CPU buffer swap The ringbufferswapcpu function currently checks the per-CPU committing counter to determine if a...

UBUNTU-CVE-2026-74286

In the Linux kernel, the following vulnerability has been resolved: net: pfcp: allocate per-cpu tstats for PFCP netdevs PFCP uses devgettstats64 as its ndogetstats64 callback, but pfcplinksetup does not request NETDEVPCPUSTATTSTATS. The net core therefore leaves dev-tstats NULL for PFCP devices...

PT-2026-72722

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the PFCP Packet Forwarding Control Protocol implementation where pfcp link setup fails to request NETDEV PCPU STAT TSTATS. Consequently, the net core leaves the...

CVE-2026-68286

In the Linux kernel, the following vulnerability has been resolved: dropmonitor: perform u64stats updates under IRQ-disabled section In netdmpackettracekfreeskbhit and netdmhwtrappacketprobe, u64statsupdatebegin / u64statsinc / u64statsupdateend were called after...

CVE-2026-68286 drop_monitor: perform u64_stats updates under IRQ-disabled section

In the Linux kernel, the following vulnerability has been resolved: dropmonitor: perform u64stats updates under IRQ-disabled section In netdmpackettracekfreeskbhit and netdmhwtrappacketprobe, u64statsupdatebegin / u64statsinc / u64statsupdateend were called after...

SUSE-SU-2026:22942-1 Security update for runc

This update for runc fixes the following issues: Update to 1.3.6. - CVE-2026-41579: malicious image with a /dev symlink can trigger limited host filesystem integrity violations bsc1268275. Other updates and bugfixes: - Version 1.3.6: Various integration test improvements. When masking directories...

CVE-2026-64024

A flaw was found in the Linux kernel's Transmission Control Protocol TCP networking stack. This vulnerability arises from a stale per-CPU variable that can retain a previously used Initial Sequence Number ISN when certain packets are dropped. A remote attacker could exploit this by sending...

SUSE CVE-2026-64024

In the Linux kernel, the following vulnerability has been resolved: tcp: fix stale per-CPU tcptwisn leak enabling ISN prediction Blamed commit moved the TIMEWAIT-derived ISN from the skb control block to a per-CPU variable, assuming the value would always be consumed by tcpconnrequest for the sam...

CVE-2026-63799

A flaw was found in the Linux kernel's scheduler component. A local attacker could exploit an out-of-bounds write vulnerability during the creation or execution of a new task in per-CPU mode, specifically when an internal identifier is unassigned. This can lead to a bounded memory corruption, whe...