Linux Kernel Security Vulnerabilities

The Linux kernel has a security vulnerability that stems from the lack of a sanity check after an SCP search fails, which may lead to null pointer dereferencing...

PT-2026-93664

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null pointer dereference exists in the fsg common set num buffers function within the usb gadget mass storage module. This occurs when the kstrtou8 function returns a value of 0 or 1 f...

CVE-2026-90024: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: midi2: Fix null-pointer dereference in fmidi2freeepreqs A null-pointer dereference occurs in fmidi2freeepreqs when attempting to clean up an endpoint that was never initialized. When configuring the MIDI 2.0 gadget v...

CVE-2026-90020: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: fix NULL pointer dereference in gadgetdevioctl gadgetdevioctl reads dev-gadget before acquiring dev-lock, but dev-state is checked after acquiring the lock. Therefore a concurrent bind can change the device state...

CVE-2026-89933: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iio: pressure: dps310: fix NULL pointer dereference on ACPI probe When the device is enumerated through its ACPI HID IFX3100, i2cclientgetdeviceid returns NULL: the ACPI-derived client name does not match the driver's i2cdeviceid...

Linux Distros Unpatched Vulnerability : CVE-2026-89993

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dmaengine: dw-edma: Initialize IRQ data before requesting IRQs dwedmairqrequest passes struct dwedmairq to requestirq before dwedmachannelsetup fills the back...

Linux Distros Unpatched Vulnerability : CVE-2026-90019

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: fix null pointer dereference in usbputfunctioninstance usbputfunctioninstance attempts to dereference fd inside fi struct to get mod in uvcallocins...

SUSE SLES12: strongswan / strongswan-doc / strongswan-hmac / strongswan-ipsec / etc (SUSE-SU-2026:4147-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4147-1 advisory. - CVE-2026-78123: Undefined Memory Access When Handling PKCS7 Containers bsc1276533. - CVE-2026-78124: Memory Leak When Processing...

Linux Kernel Security Vulnerabilities

The Linux kernel version 4.12 contains a security vulnerability. This vulnerability stems from KVM arm64 vgic-its failing to check for NULL collections when saving ITT, resulting in null pointer dereferencing and potentially causing the host kernel to crash...

PT-2026-93553

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM arm64 vgic-its component where the vgic its save ite function unconditionally dereferences a NULL collection. This occurs when a guest issues a sequence of MAP...

Linux Kernel Security Vulnerabilities

There is a security vulnerability in the Linux kernel. This vulnerability stems from the withinkprobeblacklist function in kprobes, which iterates through the kprobeblacklist without holding the kprobemutex. When a module is unloaded, kproberemoveareablacklist deletes and frees blacklist entries;...

PT-2026-93492

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the qla2x00 dfs fce write function within the scsi qla2xxx driver. The function calls kstrtoul using a NULL result pointer, which leads to a NULL pointer dereference a...

CVE-2026-89851: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix FCE trace enable parsing in debugfs qla2x00dfsfcewrite called kstrtoul with a NULL result pointer, so a successful parse would dereference NULL and oops. Worse, the int return value 0 on success, negative errno...

PT-2026-93895

A Null Pointer Dereference in the mk sched event close function mk server/mk scheduler.c of Monkey through commit 4fb0c16 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...

CVE-2026-89828: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix init ordering in amdgpuvrammgrinit drmmcgroupregisterregion is called before INITLISTHEAD and gpubuddyinit in amdgpuvrammgrinit. If it fails, the function returns early and bypasses those initializations. Since...

PT-2026-93604

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential NULL pointer dereference exists in the kexec extra fdt size ppc64 function. On platforms lacking reserved memory regions, the get reserved memory ranges function may return 0...

CVE-2026-89784: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: check rpcsockaddr2uaddr return value in rpcbregisterinet4/6 rpcbregisterinet4 and rpcbregisterinet6 store the result of rpcsockaddr2uaddr into map-raddr without checking it for NULL. rpcsockaddr2uaddr returns NULL when it...

CVE-2026-89798: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rpcrdma: arm rndone before publishing the notification rpcrdmarnregister inserts @rn into rdxa with xaalloc before storing the caller's callback in rn-rndone. The xarray makes @rn reachable to rpcrdmaremoveone, which walks rdxa a...

PT-2026-93665

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null-pointer dereference occurs in the f midi2 free ep reqs function when cleaning up an endpoint that was not initialized. This happens when the MIDI 2.0 gadget is configured via...

CVE-2026-38999: NULL Pointer Dereference

A Null Pointer Dereference in the mkschedeventclose function mkserver/mkscheduler.c of Monkey through commit 4fb0c16 allows attackers to cause a Denial of Service DoS via sending a crafted HTTP request to the server...