UBUNTU-CVE-2025-38083

In the Linux kernel, the following vulnerability has been resolved: netsched: prio: fix a race in priotune Gerrard Tai reported a race condition in PRIO, whenever SFQ perturb timer fires at the wrong time. The race is as follows: CPU 0 CPU 1 1: lock root 2: qdisctreeflushbacklog 3: unlock root | ...

CVE-2025-38083

In the Linux kernel, the following vulnerability has been resolved: netsched: prio: fix a race in priotune Gerrard Tai reported a race condition in PRIO, whenever SFQ perturb timer fires at the wrong time. The race is as follows: CPU 0 CPU 1 1: lock root 2: qdisctreeflushbacklog 3: unlock root | ...

SUSE CVE-2022-49958

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix netdevice reference leaks in attachdefaultqdiscs In attachdefaultqdiscs, if a dev has multiple queues and queue 0 fails to attach qdisc because there is no memory in attachonedefaultqdisc. Then dev-qdisc will be...

CVE-2022-50174

In the Linux kernel, the following vulnerability has been resolved: net: hinic: avoid kernel hung in hinicgetstats64 When using hinic device as a bond slave device, and reading device stats of master bond device, the kernel may hung. The kernel panic calltrace as follows: Kernel panic - not...

UBUNTU-CVE-2022-49958

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix netdevice reference leaks in attachdefaultqdiscs In attachdefaultqdiscs, if a dev has multiple queues and queue 0 fails to attach qdisc because there is no memory in attachonedefaultqdisc. Then dev-qdisc will be...

CVE-2022-50193 erofs: wake up all waiters after z_erofs_lzma_head ready

In the Linux kernel, the following vulnerability has been resolved: erofs: wake up all waiters after zerofslzmahead ready When the user mounts the erofs second times, the decompression thread may hung. The problem happens due to a sequence of steps like the following: 1 Task A called...

CVE-2022-50174

The CVE-2022-50174 issue affects the Linux kernel net/hinic path when a hinic device is used as a bond slave and statistics are read from the master bond device. The root cause is in hinic_get_stats64(), which previously called down(&nic_dev->mgmt_lock) to protect a critical section, risking s...

CVE-2022-50103 sched, cpuset: Fix dl_cpu_busy() panic due to empty cs->cpus_allowed

In the Linux kernel, the following vulnerability has been resolved: sched, cpuset: Fix dlcpubusy panic due to empty cs-cpusallowed With cgroup v2, the cpuset's cpusallowed mask can be empty indicating that the cpuset will just use the effective CPUs of its parent. So cpusetcanattach can call...

CVE-2022-50100

CVE-2022-50100 affects the Linux kernel sched/core: Do not requeue a task on a CPU excluded from cpus_mask. The issue arises from a ttwu wakeup optimization that could queue a task on the wrong CPU, triggering an early-boot warning on large machines. The commit c6e7bd7afaeb implements a fix by en...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the continued scheduling of work items after device destruction, which could result in a null pointer...

CVE-2022-50171: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/sec - don't sleep when in softirq When kunpeng920 encryption driver is used to deencrypt and decrypt packets during the softirq, it is not allowed to use mutex lock. The kernel will report the following error:...

PT-2025-26100

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, which could cause a kernel hang when using the hinic device as a bond slave device and reading device stats of the master bond...

PT-2025-26097

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, related to the kunpeng920 encryption driver. When this driver is used to decrypt and encrypt packets during softirq, it is not...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 Azure kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-28956: x86/ibt: Keep IBT disabled during alternative patching bsc1242006. CVE-2024-46713: kabi fix for perf/aux: Fix AUX buffer serialization bsc1230581...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-28956: x86/ibt: Keep IBT disabled during alternative patching bsc1242006. CVE-2024-35840: mptcp: use OPTIONMPTCPMPJSYNACK in subflowfinishconnect bsc122459...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: sched: Disallow replacing of child qdisc from one parent to another Lion Ackermann was able to create a Use-after-Allocation UAF that can be abused for privilege escalation using the following scripts: Step 1: Create a root...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: fix error handling causing NULL dereference The function tcfextsmisscookiebasealloc calls xaalloccyclic, which may return 1 if the allocation succeeds after wrapping. This was previously treated as an error, wi...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: schedext: Fixed an issue where picktaskscx picks non-queued tasks when it is called without balance being performed first. a6250aa251ea “schedext”: Added a workaround for cases where picktaskscx is called without preceding...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: drm/sched: Fixed the leak caused by referencing the fence’s reference count. The lastscheduled fence leaks occurs when an entity is being terminated, and the cleanup callback fails. The reference count of prev was decremented...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: schhfsc: Fixed a accounting bug when using peek in hfscenqueue. When enqueuing the first packet to an HFSC class, hfscenqueue calls the peek operation of the child qdisc before incrementing sch-q.qlen and sch-qstats.backlog. If t...