UBUNTU-CVE-2026-23134

In the Linux kernel, the following vulnerability has been resolved: slab: fix kmallocnolock context check for PREEMPTRT On PREEMPTRT kernels, locallock becomes a sleeping lock. The current check in kmallocnolock only verifies we're not in NMI or hard IRQ context, but misses the case where...

CVE-2026-23134

In the Linux kernel, the following vulnerability has been resolved: slab: fix kmallocnolock context check for PREEMPTRT On PREEMPTRT kernels, locallock becomes a sleeping lock. The current check in kmallocnolock only verifies we're not in NMI or hard IRQ context, but misses the case where...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the kmallocnolock function not properly checking the context within the PREEMPTRT kernel. This ma...

Azure Linux 3.0 Security Update: kernel (CVE-2025-37812)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-37812 advisory. - In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: Fix deadlock when using NCM...

smc91x: fix broken irq-context in PREEMPT_RT

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Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002550)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002550 advisory. The archtimerregreadstable macro in arch/arm64/include/asm/archtimer.h in the Linux kernel before 4.13 allows local users to cause a denial of service infinite...

UBUNTU-CVE-2025-71132

In the Linux kernel, the following vulnerability has been resolved: smc91x: fix broken irq-context in PREEMPTRT When smc91x.c is built with PREEMPTRT, the following splat occurs in FVPRevC: 13.055000 smc91x LNRO0003:00 eth0: link up, 10Mbps, half-duplex, lpa 0x0000 13.062137 BUG: workqueue leaked...

UBUNTU-CVE-2025-71124

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: move preemptpreparepostamble after error check Move the call to preemptpreparepostamble after verifying that preemptpostambleptr is valid. If preemptpostambleptr is NULL, dereferencing it in preemptpreparepostamble...

CVE-2025-71132

In the Linux kernel, the following vulnerability has been resolved: smc91x: fix broken irq-context in PREEMPTRT When smc91x.c is built with PREEMPTRT, the following splat occurs in FVPRevC: 13.055000 smc91x LNRO0003:00 eth0: link up, 10Mbps, half-duplex, lpa 0x0000 13.062137 BUG: workqueue leaked...

CVE-2025-71132 smc91x: fix broken irq-context in PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: smc91x: fix broken irq-context in PREEMPTRT When smc91x.c is built with PREEMPTRT, the following splat occurs in FVPRevC: 13.055000 smc91x LNRO0003:00 eth0: link up, 10Mbps, half-duplex, lpa 0x0000 13.062137 BUG: workqueue leaked...

CVE-2025-71132 smc91x: fix broken irq-context in PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: smc91x: fix broken irq-context in PREEMPTRT When smc91x.c is built with PREEMPTRT, the following splat occurs in FVPRevC: 13.055000 smc91x LNRO0003:00 eth0: link up, 10Mbps, half-duplex, lpa 0x0000 13.062137 BUG: workqueue leaked...

CVE-2025-71132

In the Linux kernel, the following vulnerability has been resolved: smc91x: fix broken irq-context in PREEMPTRT When smc91x.c is built with PREEMPTRT, the following splat occurs in FVPRevC: 13.055000 smc91x LNRO0003:00 eth0: link up, 10Mbps, half-duplex, lpa 0x0000 13.062137 BUG: workqueue leaked...

CVE-2025-71132 smc91x: fix broken irq-context in PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: smc91x: fix broken irq-context in PREEMPTRT When smc91x.c is built with PREEMPTRT, the following splat occurs in FVPRevC: 13.055000 smc91x LNRO0003:00 eth0: link up, 10Mbps, half-duplex, lpa 0x0000 13.062137 BUG: workqueue leaked...

CVE-2025-71124 drm/msm/a6xx: move preempt_prepare_postamble after error check

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: move preemptpreparepostamble after error check Move the call to preemptpreparepostamble after verifying that preemptpostambleptr is valid. If preemptpostambleptr is NULL, dereferencing it in preemptpreparepostamble...

CVE-2025-71124

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: move preemptpreparepostamble after error check Move the call to preemptpreparepostamble after verifying that preemptpostambleptr is valid. If preemptpostambleptr is NULL, dereferencing it in preemptpreparepostamble...

SUSE CVE-2025-71080

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix a BUG in rt6getpcpuroute under PREEMPTRT On PREEMPTRT kernels, after rt6getpcpuroute returns NULL, the current task can be preempted. Another task running on the same CPU may then execute rt6makepcpuroute and successful...

CVE-2025-71080

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix a BUG in rt6getpcpuroute under PREEMPTRT On PREEMPTRT kernels, after rt6getpcpuroute returns NULL, the current task can be preempted. Another task running on the same CPU may then execute rt6makepcpuroute and successful...

UBUNTU-CVE-2025-71080

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix a BUG in rt6getpcpuroute under PREEMPTRT On PREEMPTRT kernels, after rt6getpcpuroute returns NULL, the current task can be preempted. Another task running on the same CPU may then execute rt6makepcpuroute and successful...

CVE-2025-71080

CVE-2025-71080 concerns a race in Linux kernel IPv6 PREEMPT_RT code. On PREEMPT_RT kernels, after rt6_get_pcpu_route() returns NULL, a preemption can allow another task on the same CPU to install a pcpu_rt entry; when the first task resumes, the cmpxchg() in rt6_make_pcpu_route() may fail and tri...

CVE-2025-71080 ipv6: fix a BUG in rt6_get_pcpu_route() under PREEMPT_RT

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix a BUG in rt6getpcpuroute under PREEMPTRT On PREEMPTRT kernels, after rt6getpcpuroute returns NULL, the current task can be preempted. Another task running on the same CPU may then execute rt6makepcpuroute and successful...