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 undisabled preemption, which could lead to a kernel panic...

EUVD-2022-54723

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Add vblank register/unregister callback functions We encountered a kernel panic issue that callback data will be NULL when it's using in ovl irq handler. There is a timing issue between mtkdispovlirqhandler and...

EUVD-2022-54868

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check for inline inode Yanming reported a kernel bug in Bugzilla kernel 1, which can be reproduced. The bug message is: The kernel message is shown below: kernel BUG at fs/inode.c:611! Call Trace:...

EUVD-2022-54966

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/sec - fix the aead software fallback for engine Due to the subreq pointer misuse the private context memory. The aead soft crypto occasionally casues the OS panic as setting the 64K page. Here is fix it...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987575)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987575 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: xtIDLETIMER: fix panic that occurs when timertype has garbage value Currently, when th...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987649)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987649 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: fix panic on out-of-bounds guest IRQ As guestirq is coming from KVMIRQFD API call, it m...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987565)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987565 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: fix panic when forwarding a pkt with no in6 dev kongweibin reported a kernel panic in...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987583)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987583 advisory. In the Linux kernel, the following vulnerability has been resolved: net: dsa: lantiqgswip: don't use devres for mdiobus As explained in commits: 74b6d7d13307 net: ds...

CVE-2025-40009 fs/proc/task_mmu: check p->vec_buf for NULL

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: check p-vecbuf for NULL When the PAGEMAPSCAN ioctl is invoked with veclen = 0 reaches pagemapscanbackoutrange, kernel panics with null-ptr-deref: 44.936808 Oops: general protection fault, probably for non-canonic...

SUSE CVE-2025-39999

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow by queue sysfs attribute nrrequests, hctx-schedtags will be freed directly and replaced with a new allocated tags, see blkmqtagupdatedept...

EUVD-2022-55091

In the Linux kernel, the following vulnerability has been resolved: x86/mce: Work around an erratum on fast string copy instructions A rare kernel panic scenario can happen when the following conditions are met due to an erratum on fast string copy instructions: 1 An uncorrected error. 2 That err...

CVE-2025-62370

Alloy Core libraries at the root of the Rust Ethereum ecosystem. Prior to 0.8.26 and 1.4.1, an uncaught panic triggered by malformed input to alloydynabi::TypedData could lead to a denial-of-service DoS via eip712signinghash. Software with high availability requirements such as network services m...

EUVD-2025-34574

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow by queue sysfs attribute nrrequests, hctx-schedtags will be freed directly and replaced with a new allocated tags, see blkmqtagupdatedept...

CVE-2025-39999

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow by queue sysfs attribute nrrequests, hctx-schedtags will be freed directly and replaced with a new allocated tags, see blkmqtagupdatedept...

CVE-2025-39999 blk-mq: fix blk_mq_tags double free while nr_requests grown

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow by queue sysfs attribute nrrequests, hctx-schedtags will be freed directly and replaced with a new allocated tags, see blkmqtagupdatedept...

CVE-2025-39999

The CVE-2025-39999 issue affects the Linux kernel’s blk-mq path, where tags growth via the sysfs nr_requests attribute can lead to a double free: hctx->sched_tags is freed while et->tags (the allocated tags) has already been freed, risking a kernel panic during elevator exit. The documented...

CVE-2025-39999 blk-mq: fix blk_mq_tags double free while nr_requests grown

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow by queue sysfs attribute nrrequests, hctx-schedtags will be freed directly and replaced with a new allocated tags, see blkmqtagupdatedept...

PT-2025-42273

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s block management queue blk-mq subsystem related to double freeing of memory associated with request tags when the number of requests grows...

EUVD-2022-55106

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fix potential crash on module unload The vmbus driver relies on the panic notifier infrastructure to perform some operations when a panic event is detected. Since vmbus can be built as module, it is required...

EUVD-2022-55155

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix panic when forwarding a pkt with no in6 dev kongweibin reported a kernel panic in ip6forward when input interface has no in6 dev associated. The following tc commands were used to reproduce this panic: tc qdisc del dev...