MARCIM-WG: A Cyber Wargame Proposal Based on Math Modeling Applied in a Naval Scenario

As maritime operations increasingly depend on interconnected digital ecosystems, cyber incidents can propagate across maritime networks and degrade critical services. Strengthening strategic Cyber Situational Awareness CSA therefore requires training mechanisms that expose decision-makers to...

CVE-2026-46121 mm/damon/sysfs-schemes: protect memcg_path kfree() with damon_sysfs_lock

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: protect memcgpath kfree with damonsysfslock Patch series "mm/damon/sysfs-schemes: fix use-after-free for memcgpath". Reads of 'memcgpath' and 'path' files in DAMON sysfs interface could race with their...

CVE-2026-46067

mm/damon/core: validate damosquotagoal-nid for nodememcgused,freebp...

USN-8310-1 linux-azure, linux-azure-6.17 vulnerabilities

It was discovered that the Linux kernel algifaead module did not properly handle in-place cryptographic operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-31431 Several security issues were discovered in th...

USN-8277-2 linux-oracle-6.17 vulnerabilities

It was discovered that the Linux kernel algifaead module did not properly handle in-place cryptographic operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-31431 Several security issues were discovered in th...

SUSE CVE-2026-43439

In the Linux kernel, the following vulnerability has been resolved: cgroup: fix race between task migration and iteration When a task is migrated out of a cssset, cgroupmigrateaddtask first moves it from cset-tasks to cset-mgtasks via: listmovetail&task-cglist, &cset-mgtasks; If a csstaskiter...

CVE-2026-43439

In the Linux kernel, the following vulnerability has been resolved: cgroup: fix race between task migration and iteration When a task is migrated out of a cssset, cgroupmigrateaddtask first moves it from cset-tasks to cset-mgtasks via: listmovetail&task-cglist, &cset-mgtasks; If a csstaskiter...

Linux Distros Unpatched Vulnerability : CVE-2026-43287

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm: Account property blob allocations to memcg DRMIOCTLMODECREATEPROPBLOB allows userspace to allocate arbitrary-sized property blobs backed by kernel memory...

PT-2026-39099

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A refcount underflow occurs in the scx cgroup init function due to a redundant call to css put in the error path. The iterator css for each descendant pre traverses the cgroup hierarchy...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm/slub: A check for s-flags was added in the alloctaggingslabfree hook function. When CONFIGMEMCG, CONFIGKFENCE, and CONFIGKMEMLEAK are enabled, the following warning always occurs. This is because the following call stack...

CLSA-2026-1777482797 Fix CVE(s): CVE-2026-29111

SECURITY UPDATE: stack overwriting via crafted cgroup path - debian/patches/CVE-2026-29111.patch: validate input cgroup path in methodgetunitbycontrolgroup with pathisabsolute and pathisnormalized checks before passing to managergetunitbycgroup. - CVE-2026-29111...

CVE-2026-23219

In the Linux kernel, the following vulnerability has been resolved: mm/slab: Add alloctaggingslabfreehook for memcgallocabortsingle When CONFIGMEMALLOCPROFILINGDEBUG is enabled, the following warning may be noticed: 3959.023862 ------------ cut here ------------ 3959.023891 alloctag was not clear...

CVE-2026-23219 mm/slab: Add alloc_tagging_slab_free_hook for memcg_alloc_abort_single

In the Linux kernel, the following vulnerability has been resolved: mm/slab: Add alloctaggingslabfreehook for memcgallocabortsingle When CONFIGMEMALLOCPROFILINGDEBUG is enabled, the following warning may be noticed: 3959.023862 ------------ cut here ------------ 3959.023891 alloctag was not clear...

CVE-2026-23219

CVE-2026-23219 concerns the Linux kernel (mm/slab) where alloc_tagging_slab_free_hook was not invoked in memcg_alloc_abort_single, causing a spurious warning: “alloc_tag was not cleared …” when CONFIG_MEM_ALLOC_PROFILING_DEBUG is enabled. The issue arises because the existing __memcg_slab_post_al...

CVE-2026-23219

In the Linux kernel, the following vulnerability has been resolved: mm/slab: Add alloctaggingslabfreehook for memcgallocabortsingle When CONFIGMEMALLOCPROFILINGDEBUG is enabled, the following warning may be noticed: 3959.023862 ------------ cut here ------------ 3959.023891 alloctag was not clear...

PT-2026-20431

In the Linux kernel, the following vulnerability has been resolved: mm/slab: Add alloc tagging slab free hook for memcg alloc abort single When CONFIG MEM ALLOC PROFILING DEBUG is enabled, the following warning may be noticed: 3959.023862 ------------ cut here ------------ 3959.023891 alloc tag w...

AZL-77820 CVE-2026-23157 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

CVE-2026-23157

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

CVE-2026-23157

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

USN-8033-3 linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...