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 failure of the dmafencechainalloc function during execution. As a result, user-fence referenc...

OPENSUSE-SU-2026:20642-1 Security update for libsodium

This update for libsodium fixes the following issues: Security fixes: - CVE-2025-15444: Cryptographic bypass via improper elliptic curve point validation bsc1256070. - CVE-2025-69277: incorrect validation of elliptic curve points certain custom cryptography or untrusted data to...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006749)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006749 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: install stub fence into potential unused fence pointers When using cpu to update page...

EUVD-2026-15304

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: Do not allow userspace to trivially triger kernel warnings Userspace can either deliberately pass in the too small numfences, or the required number can legitimately grow between the two calls to the userq wait...

CVE-2026-23338

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: Do not allow userspace to trivially triger kernel warnings Userspace can either deliberately pass in the too small numfences, or the required number can legitimately grow between the two calls to the userq wait...

CVE-2026-23338

The CVE-2026-23338 issue affects the Linux kernel component drm/amdgpu/userq. Userspace can trigger kernel warnings by providing an incorrect or growing number of fences across a userq wait ioctl, causing a backtrace to be emitted. The fix removes WARN_ONs so that, when the kernel detects nothing...

CVE-2026-23338 drm/amdgpu/userq: Do not allow userspace to trivially triger kernel warnings

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: Do not allow userspace to trivially triger kernel warnings Userspace can either deliberately pass in the too small numfences, or the required number can legitimately grow between the two calls to the userq wait...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: drm/xe: Make dma-fences compliant with the safe access rules

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Make dma-fences compliant with the safe access rules Xe can free some of the data pointed to by the dma-fences it exports. Most notably the timeline name can get freed if userspace closes the associated submit queue. At t...

kernel: drm/xe: Make dma-fences compliant with the safe access rules

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Make dma-fences compliant with the safe access rules Xe can free some of the data pointed to by the dma-fences it exports. Most notably the timeline name can get freed if userspace closes the associated submit queue. At t...

kernel: drm/xe: Make dma-fences compliant with the safe access rules

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Make dma-fences compliant with the safe access rules Xe can free some of the data pointed to by the dma-fences it exports. Most notably the timeline name can get freed if userspace closes the associated submit queue. At t...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

AlmaLinux 9 : kernel (ALSA-2026:0793)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:0793 advisory. kernel: drm/xe: Make dma-fences compliant with the safe access rules CVE-2025-38703 kernel: smb: client: let recvdone verify dataoffset, datalength and...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38436)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38436 advisory. - In the Linux kernel, the following vulnerability has been resolved: drm/scheduler: signal scheduled fence wh...

MiracleLinux 9 : kernel-5.14.0-362.24.1.el9_3 (AXSA:2024-7637:09)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-7637:09 advisory. kernel: inactive elements in nftpipapowalk CVE-2023-6817 kernel: netfilter: use-after-free in nfttransgccatchallsync leads to privilege escalation...

kernel: drm/xe: Make dma-fences compliant with the safe access rules

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Make dma-fences compliant with the safe access rules Xe can free some of the data pointed to by the dma-fences it exports. Most notably the timeline name can get freed if userspace closes the associated submit queue. At t...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

ALSA-2026:0793 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: drm/xe: Make dma-fences compliant with the safe access rules CVE-2025-38703 kernel: smb: client: let recvdone verify dataoffset, datalength and remainingdatalength CVE-2025-39933 kernel:...

Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: drm/xe: Make dma-fences compliant with the safe access rules CVE-2025-38703 kernel: smb: client: let recvdone verify dataoffset, datalength and remainingdatalength CVE-2025-39933 kernel:...

RHEL 9 : kernel (RHSA-2026:0793)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:0793 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: drm/xe: Make dma-fences...