Linux Kernel Security Vulnerabilities

The Linux kernel version 5.7 contains a security vulnerability. This vulnerability stems from the cgroupbpfreplace function in kernel/bpf/cgroup.c, which fails to allocate and specify the required cgroup storage when replacing an eBPF program. As a result, the new program inherits uninitialized...

Linux Kernel Security Vulnerabilities

The Linux kernel version 5.15 contains a security vulnerability. This vulnerability stems from the lack of checking for the return value of share-name in the ksmbdipctreeconnectrequest function, which may lead to null pointer dereferencing...

PT-2026-94787

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the single-doorbell completion path when the ufshcd compl one cqe function is called with a NULL CQE Completion Queue Entry. If no command is...

CVE-2026-92493: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate-ut: Skip tests when amd-pstate driver is not active The crash issue may occur when modprobe amdpstateut on intel platform. amdpstateut: 1 amdpstateutacpicpcvalid success! amdpstateut: 2 amdpstateutcheckenabled...

CVE-2026-93149: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: avoid NULL skb in stop queue drain mac80211hwsimstop drops any frames left in data-pending. The loop currently checks skbqueueempty and then dequeues separately. That split is racy with TX status handling,...

PT-2026-94778

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where tegra241 vintf init lvcmdq stores a newly allocated vcmdq pointer in the vintf-lvcmdqs array before tegra241 vcmdq alloc smmu cmdq finishes building the vcmdq-cmdq...

CVE-2026-92492: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: cpufreq/amd-pstate: handle missing policy in dynamic EPP callbacks cpufreqcpuget returns NULL when no cpufreq policy is associated with the requested CPU, for example because the CPU is offline or the policy has already been torn...

CVE-2026-93038: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iio: dac: ad5686: missing NULL check on match data Verify that chipinfo pointer is not NULL. If a user binds the driver using driveroverride via sysfs with a device name not present in the idtable or ofmatchtable, match data will...

Linux Kernel Security Vulnerabilities

The Linux kernel version 5.7 contains a security vulnerability. This vulnerability arises from the incorrect publication of the SCMI transfer channel status before callback activation. Early or false callbacks may dereference empty transfer channel pointers, resulting in null pointer dereferencin...

PT-2026-94889

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the arm scmi firmware where transport setup may enable callbacks before the setup routine returns. Specifically, mailbox chan setup registers the mailbox client via mb...

Linux Kernel Security Vulnerabilities

The Linux kernel has a security vulnerability. This vulnerability arises from incorrect references to session structures in functions nfs4initdssession and fflayoutasynchandleerrorv4, when the NFSv4.0 data server has no sessions. This can lead to null pointer dereferencing...

PT-2026-94576

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the nvmet execute identify ns zns function. This happens when a host sends an Identify command with CNS 05h and CSI 02h ZNS targeting a file-backed...

CVE-2026-90228: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix NULL pointer dereference in nvmetexecuteidentifynszns When a host issues an Identify command with CNS 05h I/O Command Set specific Identify Namespace and CSI 02h ZNS targeting a file-backed namespace,...

CVE-2026-90102: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pnfs: key the data server cache on the NFS version nfs4pnfsdsadd keys the per-net data server cache on the multipath address set alone, and struct nfs4pnfsds records no version. That suffices for the files layout driver,...

CVE-2026-90297: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: crtc: Propagate layer initialization error sun4icrtcinit returns plain NULL when layer initialization fails, while all its other error paths return an error pointer. The only caller, sun4itconbind, checks the result wi...

PT-2026-94911

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the mlxbf-pmc driver when it is force-bound to a device that lacks an ACPI companion object. This happens because the mlxbf pmc probe function passes...

CVE-2026-93114: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/surface: acpi-notify: Check ACPI companion before use Since every platform driver can be forced to match a device that doesn't match its list of device IDs because of devicematchdriveroverride, platform drivers that rely...

PT-2026-94550

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the mpt3sas SCSI driver where the base release memory pools function unconditionally frees every entry in the ioc-pcie sg lookup array. This includes entries that were...

CVE-2026-90293: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: IB/isert: post the full-feature receive buffers after session registration isertputlogintx posts the full-feature receive buffers before transportregistersession runs, so an initiator that does not wait for the final Login Respon...

PT-2026-94642

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the IB/isert component where the isert put login tx function sends the final Login Response before the session is registered via transport register session. If an...