CVE-2026-31532

In the Linux kernel, the following vulnerability has been resolved: can: raw: fix ro-uniq use-after-free in rawrcv rawrelease unregisters raw CAN receive filters via canrxunregister, but receiver deletion is deferred with callrcu. This leaves a window where rawrcv may still be running in an RCU...

CVE-2026-31532 can: raw: fix ro->uniq use-after-free in raw_rcv()

In the Linux kernel, the following vulnerability has been resolved: can: raw: fix ro-uniq use-after-free in rawrcv rawrelease unregisters raw CAN receive filters via canrxunregister, but receiver deletion is deferred with callrcu. This leaves a window where rawrcv may still be running in an RCU...

SUSE CVE-2026-31526

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix exception exit lock checking for subprogs processbpfexitfull passes checklock = !curframe to checkresourceleak, which is false in cases when bpfthrow is called from a static subprog. This makes checkresourceleak to skip...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the reuse of a freed resource after the release of the ro-uniq operation in rawrcv. This could le...

CVE-2026-31526

Summary: CVE-2026-31526 concerns the Linux kernel BPF verifier. A defect in exception exits for BPF subprograms allowed ORC unwinding to proceed without releasing user-held locks, risking resource leaks and instability. The root cause: process_bpf_exit_full() could set check_lock=false for except...

kernel: smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match()

A flaw was found in the Linux kernel’s SMC Shared Memory Communication module: in smcclcprfxmatch, the function is called from smclistenwork without proper RCU or RTNL protection. The code previously used skdstgetsk-dev, which can lead to a use-after-free UAF condition if the sk’s destination is...

PT-2026-34413

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the openvswitch component of the Linux kernel where a network device netdev may be released before the teardown process is fully completed. This occurs because the ovs...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013633)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013633 advisory. In the Linux kernel, the following vulnerability has been resolved: rcu: Fix thiscpuread lockdep warning in rcuforcequiescentstate Running rcutorture with non-zero...

Linux Distros Unpatched Vulnerability : CVE-2026-31526

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Fix exception exit lock checking for subprogs processbpfexitfull passes checklock = !curframe to checkresourceleak, which is false in cases when bpfthrow i...

Unity Linux 20.1050e / 20.1060e Security Update: kernel (UTSA-2026-013403)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013403 advisory. In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: avoid possible UaF when selecting endp selectlocaladdress and selectsignaladdress both...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-011400)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011400 advisory. In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to rcuirqenterchecktick being kprobe-ed Registering a kprobe on...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011286)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011286 advisory. In the Linux kernel, the following vulnerability has been resolved: rcu: Fix thiscpuread lockdep warning in rcuforcequiescentstate Running rcutorture with non-zero...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006965)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006965 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: reject unhashed sockets in bpfskassign The semantics for bpfskassign are as follows: sk =...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-006985)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006985 advisory. In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to rcuirqenterchecktick being kprobe-ed Registering a kprobe on...

PT-2026-51882

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter nf tables component where the process of joining the hook list during the commit phase was not handled safely. This could lead to unsafe netlink dump lis...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011237)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011237 advisory. In the Linux kernel, the following vulnerability has been resolved: rcu: Protect rcuprinttaskexpstall -exptasks access For kernels built with CONFIGPREEMPTRCU=y, the...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-010824)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010824 advisory. In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest'...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007555)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007555 advisory. In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix potential null-ptr-deref in toatmarpd. atmarpd is protected by RTNL since commit...

PT-2026-51905

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the advance sched function within the taprio component. When should change schedules returns true, the switch schedules function is called to promote the...

PT-2026-51977

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.14.0-13195-g967e8def1100 Description An issue exists in the Linux kernel where the bpf fd array map clear function fails to yield the processor during its execution loop. For PROG ARRAY maps containing a large...