kernel: dlm: validate length in dlm_search_rsb_tree

A flaw was found in the Linux kernel's Distributed Lock Manager dlm module. An attacker could send specially crafted network messages with an oversized length parameter to the dlmdumprsbname function. This lack of validation can lead to an out-of-bounds write in the dlmsearchrsbtree function,...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

kernel: dlm: validate length in dlm_search_rsb_tree

A flaw was found in the Linux kernel's Distributed Lock Manager dlm module. An attacker could send specially crafted network messages with an oversized length parameter to the dlmdumprsbname function. This lack of validation can lead to an out-of-bounds write in the dlmsearchrsbtree function,...

PT-2026-54799

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock can occur in the slimbus qcom-ngd-ctrl component due to an ABBA lock inversion. During SSR/PDR down notification, the qcom slim ngd ssr pdr notify function acquires the tx loc...

PT-2026-54809

In the Linux kernel, the following vulnerability has been resolved: fhandle: fix UAF due to unlocked -mnt ns read in may decode fh may decode fh accesses mount::mnt ns without holding any locks; that means the mount can concurrently be unmounted, and the mnt namespace can concurrently be freed...

SUSE-SU-2026:22436-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs bsc1266290. - CVE-2025-68822: Input: alps - fix use-after-free bugs caused by...

kernel: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()

A use-after-free flaw was found in the Linux kernel's iSCSI target subsystem. In the iscsitdecconnusagecount function, complete is called while still holding the conn-connusagelock spinlock. The waiting thread such as iscsitcloseconnection may wake up immediately and free the iscsitconn structure...

GHSA-PGCQ-8GRM-5RX9 Paymenter has race condition in payWithCredit() that enables credit double-spend

Summary The credit payment implementation in app/Livewire/Invoices/Show.php executes a pessimistic row lock lockForUpdate outside of an active database transaction. Because MySQL/MariaDB requires an enclosing transaction to enforce row-level locks, the guard is ineffective. Concurrent payment...

Paymenter has race condition in payWithCredit() that enables credit double-spend

Summary The credit payment implementation in app/Livewire/Invoices/Show.php executes a pessimistic row lock lockForUpdate outside of an active database transaction. Because MySQL/MariaDB requires an enclosing transaction to enforce row-level locks, the guard is ineffective. Concurrent payment...

Linux Distros Unpatched Vulnerability : CVE-2026-53293

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amdgpu: fix AMDGPUINFOREADMMRREG There were multiple issues in that code. First of all the order between the reset semaphore and the mmlock was wrong e.g...

Linux Distros Unpatched Vulnerability : CVE-2026-53323

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: dsa: remove redundant netdevlockops from conduit ethtool ops DSA replaces the conduit master device's ethtoolops with its own wrappers that aggregate stats...

PT-2026-54446

Name of the Vulnerable Software and Affected Versions Paymenter versions prior to 1.5.5 Description The credit payment implementation in app/Livewire/Invoices/Show.php executes a pessimistic row lock lockForUpdate outside of an active database transaction. In database systems like MySQL and...

CVE-2026-53265

A flaw was found in the Linux kernel's device mapper DM cache policy. A race condition exists where two processes attempting to invalidate cache blocks concurrently can lead to memory corruption. This can result in a local denial of service, causing the system to crash, or potentially corrupting...

CVE-2026-53293

A flaw was found in the Linux kernel's AMDGPU graphics driver. Multiple issues exist within the AMDGPUINFOREADMMRREG function, including an incorrect order of operations between the reset semaphore and the memory management lock, and memory allocation while holding the reset semaphore. These issu...

CVE-2026-53309

A flaw was found in the Linux kernel's OCFS2 Distributed Lock Manager DLM component. An off-by-one error in the dlmmatchregions function's region comparison loop causes it to read beyond the valid memory range of qrregions. This out-of-bounds read could lead to system instability or crashes...

SUSE-SU-2026:2668-1 Security update for xen

This update for xen fixes the following issues: - CVE-2026-42487: xen: x86 HVM I/O port list traversal XSA-491 bsc1266952. - CVE-2026-42488: xen: x86: mismatched mapcache metadata XSA-494 bsc1266955. - CVE-2026-42489,CVE-2026-42490: xen: domctl lock open to abuse XSA-492 bsc1266953...

SUSE CVE-2026-53293

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix AMDGPUINFOREADMMRREG There were multiple issues in that code. First of all the order between the reset semaphore and the mmlock was wrong e.g. copytouser was called while holding the lock. Then we allocated memory...

SUSE CVE-2026-53300

In the Linux kernel, the following vulnerability has been resolved: net: enetc: fix NTMP DMA use-after-free issue The AI-generated review reported a potential DMA use-after-free issue 1. If netcxmitntmpcmd times out and returns an error, the pending command is not explicitly aborted, while...

SUSE CVE-2026-53303

In the Linux kernel, the following vulnerability has been resolved: f2fs: protect extensionlist reading with sblock in f2fssbishow In f2fssbishow, the extensionlist, extensioncount and hotextcount are read without holding sbi-sblock. If a concurrent sysfs store modifies the extension list via...

SUSE CVE-2026-53309

In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: fix off-by-one in dlmmatchregions region comparison The local-vs-remote region comparison loop uses '=' instead of '', causing it to read one entry past the valid range of qrregions. The other loops in the same functio...