Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: block: zero non-PI portion of auto integrity buffer CVE-2026-23007 kernel: afunix: Drop all SCM attributes for SOCKMAP CVE-2026-53005 kernel: mac802154: llsec: add skbcowdata before...

SUSE CVE-2026-89902

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the same break instruction, dobp can reach...

Linux Distros Unpatched Vulnerability : CVE-2026-90326

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - blk-cgroup: fix race between policy activation and blkg destruction When switching an IO scheduler on a block device, blkcgactivatepolicy allocates blkgpolicyda...

Linux Distros Unpatched Vulnerability : CVE-2026-90065

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/smc: release the internal TCP sock on IPPROTOSMC socket creation failure IPPROTOSMC sockets create an internal TCP sock clcsock from the proto-init hook. Wh...

Linux Distros Unpatched Vulnerability : CVE-2026-90313

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf, cgroup: Fix invalid storage access after cgroupbpfattach failed A potential invalid storage access issue can occur after replacing a cgroup bpf prog. This...

Linux Distros Unpatched Vulnerability : CVE-2026-90182

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - blk-iocost: clear delay state when freeing policy data iocgkickdelay turns sufficiently large debt into an explicit block-cgroup delay with blkcgsetdelay, setti...

Linux Distros Unpatched Vulnerability : CVE-2026-90325

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - blk-cgroup: skip dying blkg in blkcgactivatepolicy When switching IO schedulers on a block device, blkcgactivatepolicy can race with concurrent blkcg deletion,...

Linux Distros Unpatched Vulnerability : CVE-2026-90183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - blk-iolatency: clear delay state when freeing policy data io.latency can throttle a group which has no latency target of its own. When a sibling misses its...

Linux Distros Unpatched Vulnerability : CVE-2026-90157

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Reject negative optlen in cgroup getsockopt hook A cgroup getsockopt BPF program can shrink ctx-optlen after the kernel getsockopt handler has run. The...

DEBIAN-CVE-2026-93150

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Make nrdeadlinetasks an atomict The nrdeadlinetasks variable in the cpuset structure was introduced by commit 6c24849f5515 "sched/cpuset: Keep track of SCHEDDEADLINE task in cpusets". It is reported by sashiko 1 th...

AZL-102774 CVE-2026-90326 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix race between policy activation and blkg destruction When switching an IO scheduler on a block device, blkcgactivatepolicy allocates blkgpolicydata pd for all blkgs attached to the queue. However, blkcgactivatepoli...

DEBIAN-CVE-2026-90326

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix race between policy activation and blkg destruction When switching an IO scheduler on a block device, blkcgactivatepolicy allocates blkgpolicydata pd for all blkgs attached to the queue. However, blkcgactivatepoli...

DEBIAN-CVE-2026-90325

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: skip dying blkg in blkcgactivatepolicy When switching IO schedulers on a block device, blkcgactivatepolicy can race with concurrent blkcg deletion, leading to a use-after-free in rcuacceleratecbs. T1: T2: blkgdestroy...

CVE-2026-90326

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix race between policy activation and blkg destruction When switching an IO scheduler on a block device, blkcgactivatepolicy allocates blkgpolicydata pd for all blkgs attached to the queue. However, blkcgactivatepoli...

AZL-102555 CVE-2026-90325 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: skip dying blkg in blkcgactivatepolicy When switching IO schedulers on a block device, blkcgactivatepolicy can race with concurrent blkcg deletion, leading to a use-after-free in rcuacceleratecbs. T1: T2: blkgdestroy...

CVE-2026-90325

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: skip dying blkg in blkcgactivatepolicy When switching IO schedulers on a block device, blkcgactivatepolicy can race with concurrent blkcg deletion, leading to a use-after-free in rcuacceleratecbs. T1: T2: blkgdestroy...

AZL-102483 CVE-2026-90313 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix invalid storage access after cgroupbpfattach failed A potential invalid storage access issue can occur after replacing a cgroup bpf prog. This occurs in the following scenario: 1. prog1 with storage is attached t...

CVE-2026-90313

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix invalid storage access after cgroupbpfattach failed A potential invalid storage access issue can occur after replacing a cgroup bpf prog. This occurs in the following scenario: 1. prog1 with storage is attached t...

DEBIAN-CVE-2026-90313

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix invalid storage access after cgroupbpfattach failed A potential invalid storage access issue can occur after replacing a cgroup bpf prog. This occurs in the following scenario: 1. prog1 with storage is attached t...

AZL-102347 CVE-2026-90250 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix storage null-ptr-deref after replacing prog Syzkaller reported a storage null-ptr-deref issue after replacing prog. This occurs in the following scenario: 1. prog A, an empty prog, is attached to a cgrp. 2. prog ...