PT-2026-37503

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free race condition exists between the bitmap daemon work and bitmap resize functions. The daemon iterates over bitmap-storage.filemap without proper locking, while the resiz...

Linux Distros Unpatched Vulnerability : CVE-2026-31592

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: SEV: Protect all of sevmemencregisterregion with kvm-lock Take and hold kvm-lock for before checking sevguest in sevmemencregisterregion, as sevguest isn't...

CVE-2026-31599

A flaw was found in the Linux kernel's vidtv driver. This vulnerability stems from a failure to check for a null return value during memory allocation within the vidtvpsipmtstreaminit function. This oversight can lead to a null pointer dereference in vidtvchannelpmtmatchsections, causing a genera...

CVE-2026-31577

A flaw was found in the nilfs2 filesystem within the Linux kernel. A local user can trigger a null pointer dereference by calling the NILFSIOCTLCLEANSEGMENTS operation immediately after mounting the filesystem, but before any btree operations have occurred on the Data Allocation Table DAT inode...

CVE-2026-31593 KVM: SEV: Reject attempts to sync VMSA of an already-launched/encrypted vCPU

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Reject attempts to sync VMSA of an already-launched/encrypted vCPU Reject synchronizing vCPU state to its associated VMSA if the vCPU has already been launched, i.e. if the VMSA has already been encrypted. On a host wit...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013131)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013131 advisory. In the Linux kernel, the following vulnerability has been resolved: vmcihost: fix a race condition in vmcihostpoll causing GPF During fuzzing, a general protection...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-012947)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-012947 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006977)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006977 advisory. In the Linux kernel, the following vulnerability has been resolved: VMCI: check context-notifypage after call to getuserpagesfast to avoid GPF The call to...

PT-2026-33462

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description Improper handling of GPU memory reservation protections allows software installed and run as a non-privileged user to conduct improper GPU system calls. This can...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2025-38451)

In the Linux kernel, the following vulnerability has been resolved: md/md-bitmap: fix GPF in bitmapgetstats The commit message of commit 6ec1f0239485 md/md-bitmap: fix stats collection for external bitmaps states: Remove the external bitmap check as the statistics should be available regardless o...

K000160222: Linux kernel vulnerability CVE-2022-50356

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: net: sched: sfb: fix null pointer access issue when sfbinit fails When the default qdisc is sfb, if the qdisc of devqueue fails to be inited during mqprioinit, sfbreset is invoked to clear resources...

CVE-2026-23112

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: add bounds checks in nvmettcpbuildpduiovec nvmettcpbuildpduiovec could walk past cmd-req.sg when a PDU length or offset exceeds sgcnt and then use bogus sg-length/offset values, leading to copytoiter GPF/KASAN. Guard...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001517)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001517 advisory. A race condition in the Linux kernel before 5.5.7 involving VTRESIZEX could lead to a NULL pointer dereference and general protection fault. Tenable has extracted th...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004080)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004080 advisory. A race condition in the Linux kernel before 5.5.7 involving VTRESIZEX could lead to a NULL pointer dereference and general protection fault. Tenable has extracted th...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001576)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001576 advisory. arch/x86/kvm/mmu/pagingtmpl.h in the Linux kernel before 5.12.11 incorrectly computes the access permissions of a shadow page, leading to a missing guest protection...

perf/x86/amd: Check event before enable to avoid GPF

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CVE-2025-68798

A race condition flaw was found in the Linux kernel's AMD performance monitoring unit PMU code. A subtle timing window exists between NMI-triggered throttling which clears an event pointer and amdpmuenableall which dereferences it. This can result in a NULL pointer dereference and kernel crash on...

SUSE CVE-2025-68798

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: Check event before enable to avoid GPF On AMD machines cpuc-eventsidx can become NULL in a subtle race condition with NMI-throttle-x86pmustop. Check event for NULL in amdpmuenableall before enable to avoid a GPF. Th...

AZL-74357 CVE-2025-68798 affecting package kernel for versions less than 6.6.121.1-1

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: Check event before enable to avoid GPF On AMD machines cpuc-eventsidx can become NULL in a subtle race condition with NMI-throttle-x86pmustop. Check event for NULL in amdpmuenableall before enable to avoid a GPF. Th...

CVE-2025-68798

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: Check event before enable to avoid GPF On AMD machines cpuc-eventsidx can become NULL in a subtle race condition with NMI-throttle-x86pmustop. Check event for NULL in amdpmuenableall before enable to avoid a GPF. Th...