RHEL 8 : kernel (RHSA-2026:66000)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:66000 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: crypto: pcrypt - Fix handling...

The vulnerability of the avic_hardware_setup() function in the arch/x86/kvm/svm/avic.c module of the virtualization subsystem on the x86 kernel of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the avichardwaresetup function in the arch/x86/kvm/svm/avic.c module of the virtualization subsystem on the x86 kernel of the Linux operating system is related to synchronization errors when using shared resources „Race Conditions“. Exploiting this vulnerability can allow an...

The vulnerability of the cypress_generic_port_probe() function in the drivers/usb/serial/cypress_m8.c driver for USB device controllers in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the cypressgenericportprobe function in the drivers/usb/serial/cypressm8.c driver for Linux USB device drivers is related to the occurrence of operations outside the buffer in memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

The vulnerability of the `tcp_ao_delete_key()` function in the `net/ipv4/tcp_ao.c` module, which is part of the IPv4 protocol implementation in Linux kernel, allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the tcpaodeletekey function in the net/ipv4/tcpao.c module, part of the IPv4 protocol implementation in Linux kernel, relates to the dereferencing of a pointer with an expired validity period. Exploiting this vulnerability could allow an attacker to compromise the...

The vulnerability of the veml6075_request_measurement() function in the drivers/iio/light/veml6075.c module of the Linux kernel’s sensor driver allows a attacker to access protected information or cause a service failure.

The vulnerability of the veml6075requestmeasurement function in the drivers/iio/light/veml6075.c module of the Linux kernel’s sensor driver is related to the execution of operations outside of the buffer boundaries. Exploiting this vulnerability could allow an attacker to access protected...

The vulnerability of the lsm_name_to_attr() function in the security/lsm_syscalls.c module of the Linux kernel’s security subsystem allows a attacker to compromise the confidentiality and integrity of the protected information.

The vulnerability of the lsmnametoattr function in the security/lsmsyscalls.c module of the Linux kernel’s security subsystem is related to the blocking mechanism with unlimited external access. Exploiting this vulnerability could allow an attacker to compromise the confidentiality and integrity ...

The vulnerability of the store_modes() function in the drivers/video/fbdev/core/fbsysfs.c driver for kernel-based frame buffer devices in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the storemodes function in the drivers/video/fbdev/core/fbsysfs.c driver for kernel-based frame buffer devices in the Linux operating system is related to the dereferencing of a pointer with an expired validity period. Exploiting this vulnerability could allow an attacker to...

The vulnerability of the digi_port_init() function in the drivers/usb/serial/digi_acceleport.c file of the Linux operating system’s USB device driver module allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the digiportinit function in the drivers/usb/serial/digiacceleport.c module of the Linux device driver framework is related to the occurrence of operations outside the buffer in memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: crypto: pcrypt - Fix handling of MAYBACKLOG requests CVE-2026-43493 kernel: netfilter: conntrack: remove sprintf usage CVE-2026-53002 kernel: netfilter: synproxy: refresh tcphdr after...

Linux Distros Unpatched Vulnerability : CVE-2026-80922

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - crypto: qcom-rng - Allow zero as a random number Zero is a valid random number and needs to be allowed. Otherwise the output is distinguishable from random...

Linux Distros Unpatched Vulnerability : CVE-2026-80920

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iouring: defer eventfd signaling when queued from a wakeup handler ioreqlocalworkadd signals the CQ ring eventfd inline when it is the one to push the first ent...

PT-2026-89084

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix use-after-free of listener socket in iso conn ready iso conn ready looks up the BIS listener socket with iso get sock, which takes a reference, and then, without re-checking its state, creates a child socket...

Linux Kernel IPv6 Multicast Routing Use-After-Free Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Linux Kernel. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of skbuff...

ALSA-2026:66000 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: crypto: pcrypt - Fix handling of MAYBACKLOG requests CVE-2026-43493 kernel: netfilter: conntrack: remove sprintf usage CVE-2026-53002 kernel: netfilter: synproxy: refresh tcphdr after...

Linux Distros Unpatched Vulnerability : CVE-2026-80925

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - vlan: fix skbunderpanic and races when toggling HW VLAN offload Toggling hardware VLAN TX offload NETIFFHWVLANCTAGTX or NETIFFHWVLANSTAGTX on a lower device...

MiracleLinux 8 : kernel-4.18.0-553.158.1.el8_10 (AXSA:2026-1794:77)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1794:77 advisory. kernel: sctp: purge outqueue on stale COOKIE-ECHO handling CVE-2026-52924 kernel: scsi: target: iscsi: Validate CHAPR length before base64 decode...

The vulnerability of the a6xx_gpu_init() function in the drivers/gpu/drm/msm/adreno/a6xx_gpu.c file of the Direct Rendering Infrastructure (DRI) driver module in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the a6xxgpuinit function in the drivers/gpu/drm/msm/adreno/a6xxgpu.c file of the Direct Rendering Infrastructure DRI driver module in the Linux operating system is related to errors during link counters updates. Exploiting this vulnerability could allow an attacker to...

The vulnerability of the function batadv_bla_send_claim() in the net/batman-adv/bridge_loop_avoidance.c module, which is part of the network functions of the Linux operating system’s kernel, allows a hacker to trigger a service failure.

The vulnerability of the function batadvblasendclaim in the net/batman-adv/bridgeloopavoidance.c module, which is part of the network functions of the Linux operating system’s kernel, relates to the assignment of pointers. Exploiting this vulnerability could allow a malicious actor to cause servi...

The vulnerability of the smc_v2_determine_accepted_chid() function in the net/smc/af_smc.c module of the SMC protocol family in the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the smcv2determineacceptedchid function in the net/smc/afsmc.c module of the SMC protocol family in the Linux operating system’s kernel is related to the use of pointers. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

The vulnerability of the fbcon_do_set_font() function in the drivers/video/fbdev/core/fbcon.c driver for kernel-based graphics buffer devices in the Linux operating system allows a hacker to gain access to protected information or cause service failures.

The vulnerability of the fbcondosetfont function in the drivers/video/fbdev/core/fbcon.c driver for kernel-based graphics buffer devices in the Linux operating system is related to the execution of operations outside of the buffer’s boundaries. Exploiting this vulnerability could allow an attacke...