EUVD-2026-28558

In the Linux kernel, the following vulnerability has been resolved: ext4: move ext4percpuparaminit before ext4mbinit When running kvm-xfstests -c ext4/1k -C 1 generic/383 with the DOUBLECHECK macro defined, the following panic is triggered:...

UBUNTU-CVE-2026-43331

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: Disable KCOV instrumentation after loadsegments The loadsegments function changes segment registers, invalidating GS base which KCOV relies on for per-cpu data. When CONFIGKCOV is enabled, any subsequent instrumented C...

CVE-2026-43331 x86/kexec: Disable KCOV instrumentation after load_segments()

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: Disable KCOV instrumentation after loadsegments The loadsegments function changes segment registers, invalidating GS base which KCOV relies on for per-cpu data. When CONFIGKCOV is enabled, any subsequent instrumented C...

CVE-2026-43331

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: Disable KCOV instrumentation after loadsegments The loadsegments function changes segment registers, invalidating GS base which KCOV relies on for per-cpu data. When CONFIGKCOV is enabled, any subsequent instrumented C...

PT-2026-39079

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists during concurrent fork operations where a newly forked task is accounted as an MMCID user before it becomes visible in the process thread list and the global task...

PT-2026-38982

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the x86 architecture, the load segments function modifies segment registers, which invalidates the GS base used by KCOV for per-cpu data. When CONFIG KCOV is enabled, any subsequent...

CVE-2026-43274

In the Linux kernel, the following vulnerability has been resolved: mailbox: mchp-ipc-sbi: fix out-of-bounds access in mchpipcgetclusteraggrirq The clustercfg array is dynamically allocated to hold per-CPU configuration structures, with its size based on the number of online CPUs. Previously, thi...

CVE-2026-43274 mailbox: mchp-ipc-sbi: fix out-of-bounds access in mchp_ipc_get_cluster_aggr_irq()

In the Linux kernel, the following vulnerability has been resolved: mailbox: mchp-ipc-sbi: fix out-of-bounds access in mchpipcgetclusteraggrirq The clustercfg array is dynamically allocated to hold per-CPU configuration structures, with its size based on the number of online CPUs. Previously, thi...

CVE-2026-43274 mailbox: mchp-ipc-sbi: fix out-of-bounds access in mchp_ipc_get_cluster_aggr_irq()

In the Linux kernel, the following vulnerability has been resolved: mailbox: mchp-ipc-sbi: fix out-of-bounds access in mchpipcgetclusteraggrirq The clustercfg array is dynamically allocated to hold per-CPU configuration structures, with its size based on the number of online CPUs. Previously, thi...

PT-2026-37614

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds access issue exists in the mchp ipc get cluster aggr irq function. The cluster cfg array, which is dynamically allocated for per-CPU configuration structures based on th...

CVE-2026-43060

The CVE-2026-43060 issue affects the Linux kernel netfilter component (nft_ct). When the nft_ct module is removed, packets enqueued in nfqueue may retain stale references to conntrack zone templates or timeout policies, risking instability or DoS. The root cause is references that can outlive the...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013485)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013485 advisory. In the Linux kernel, the following vulnerability has been resolved: LoongArch: cpuinfo: Fix a warning for CONFIGCPUMASKOFFSTACK When CONFIGCPUMASKOFFSTACK and...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-011369)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011369 advisory. In the Linux kernel, the following vulnerability has been resolved: LoongArch: cpuinfo: Fix a warning for CONFIGCPUMASKOFFSTACK When CONFIGCPUMASKOFFSTACK and...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011094)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011094 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing: Fix race issue between cpu buffer write and swap Warning happened in rbendcommit at cod...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007358)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007358 advisory. In the Linux kernel, the following vulnerability has been resolved: UM: cpuinfo: Fix a warning for CONFIGCPUMASKOFFSTACK When CONFIGCPUMASKOFFSTACK and...

PT-2026-51963

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null-pointer dereference exists in the xdp master redirect function. This occurs when the function attempts to call the master's ndo xdp get xmit slave while the master device is not u...

PT-2026-51970

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read occurs during the copying of elements from a BPF MAP TYPE CGROUP STORAGE map to a per-CPU pcpu map when the value size is not aligned to 8 bytes. The pcpu init valu...

Linux Distros Unpatched Vulnerability : CVE-2026-23475

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - spi: fix statistics allocation The controller per-cpu statistics is not allocated until after the controller has been registered with driver core, which leaves ...

SUSE CVE-2026-31389

In the Linux kernel, the following vulnerability has been resolved: spi: fix use-after-free on controller registration failure Make sure to deregister from driver core also in the unlikely event that per-cpu statistics allocation fails during controller registration to avoid use-after-free of...

CVE-2026-23475

A flaw was found in the Linux kernel's Serial Peripheral Interface SPI component. The system's per-CPU statistics for the SPI controller were not allocated until after the controller was registered. This created a window where a local user or process could access system files sysfs attributes...