CVE-2026-80916

CVE-2026-80916 affects the Linux kernel KCOV subsystem on PREEMPT_RT builds. The root cause is that temporary storage for saving/restoring remote KCOV state was allocated in the per-CPU area ; when a softirq thread preempts a task running a remote KCOV session and is itself preempted by a higher-...

Linux Distros Unpatched Vulnerability : CVE-2026-80758

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - futex: Avoid private hash use-after-free on final put futexprivatehashput drops the reference to fph before evaluating fph-mm for wakeupvar. futexrefput enables...

CVE-2026-80758

In the Linux kernel, the following vulnerability has been resolved: futex: Avoid private hash use-after-free on final put futexprivatehashput drops the reference to fph before evaluating fph-mm for wakeupvar. futexrefput enables preemption again before returning. If that put drops the final...

EUVD-2026-71401

In the Linux kernel, the following vulnerability has been resolved: futex: Avoid private hash use-after-free on final put futexprivatehashput drops the reference to fph before evaluating fph-mm for wakeupvar. futexrefput enables preemption again before returning. If that put drops the final...

CVE-2026-80758 futex: Avoid private hash use-after-free on final put

In the Linux kernel, the following vulnerability has been resolved: futex: Avoid private hash use-after-free on final put futexprivatehashput drops the reference to fph before evaluating fph-mm for wakeupvar. futexrefput enables preemption again before returning. If that put drops the final...

CVE-2026-80758 futex: Avoid private hash use-after-free on final put

In the Linux kernel, the following vulnerability has been resolved: futex: Avoid private hash use-after-free on final put futexprivatehashput drops the reference to fph before evaluating fph-mm for wakeupvar. futexrefput enables preemption again before returning. If that put drops the final...

CVE-2026-80758

CVE-2026-80758 is a use-after-free vulnerability in the Linux kernel's futex subsystem. The flaw is in futex_private_hash_put(), which drops its reference to the private hash (fph) before evaluating fph->mm for wake_up_var(). Because futex_ref_put() re-enables preemption before returning, a ta...

PT-2026-85599

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the futex private hash put function. The function drops the reference to fph before evaluating fph-mm for wake up var. Because futex ref put enables...

PT-2026-82926

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A preempt count underflow exists in the fsl emb pmu del function. The function calls put cpu varcpu hw events at the 'out:' label regardless of whether the matching get cpu var was calle...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098759)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098759 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix VM hard lockup after prolonged inactivity with periodic HV timer When advancing the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Avoid using GFPKERNEL in an atomic context. Using GFPKERNEL in a preemption-disabled context may cause the following warning when CONFIGDEBUGATOMICSLEEP is enabled. 32.542271 BUG: A sleeping function was called from...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100161)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100161 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpfeventoutput We received report 1 of kernel crash, which is caused b...

UBUNTU-CVE-2026-74365

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...

CVE-2026-74365

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...

EUVD-2026-59512

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...

CVE-2026-74365

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...

CVE-2026-74365

The CVE-2026-74365 entry describes a race in BTT lane acquisition inside the Linux kernel’s nvdimm subsystem. A spinlock-based per-lane recursion model could be bypassed when preemption occurred, allowing concurrent use of the same lane and risking silent data corruption during BTT I/O. The fix r...

CVE-2026-74365 nvdimm/btt: Handle preemption in BTT lane acquisition

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...

CVE-2026-74365 nvdimm/btt: Handle preemption in BTT lane acquisition

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...

CVE-2026-74365: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...