UBUNTU-CVE-2026-89758

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: skip non-present PMDs when queueing folios Patch series "mm: handle device-private PMDs in walk callbacks", v3. Since commit 368076f52ebe "mm/hugememory: add device-private THP support to PMD operations" a PMD may...

CVE-2026-89502

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Free cpubuffer::freepage with subbuforder When sub-buffers use an order greater than 0, cpubuffer-freepage is allocated with subbuforder. Use the correct order for cpubuffer-freepage...

CVE-2026-89757

CVE-2026-89757 affects the Linux kernel 's multi-gen LRU (mglru) subsystem. The root cause is a buggy shortcut in sort_folio() for handling unevictable folios: it fails to initialize mlock_count , causing it to alias LIST_POISON2 (value 290). As a result, __munlock_folio() cannot clear the PG_mlo...

CVE-2026-78127

libcharon in strongSwan 4.1.2 through 6.0.7 has a missing release of memory after its effective lifetime in the IKE message parser...

CVE-2026-89758: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: skip non-present PMDs when queueing folios Patch series "mm: handle device-private PMDs in walk callbacks", v3. Since commit 368076f52ebe "mm/hugememory: add device-private THP support to PMD operations" a PMD may...

CVE-2026-89593: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: hugetlb: only adjust reservation during unmapping if mapcount is 0 Since df7a6d1f6405, unmaphugepagerange can adjust reservations. In the case of folio mapped in both a parent and a child, if the parent unmaps the range first, th...

kernel: netfilter: nat: use kfree_rcu to release ops

A flaw was found in the Linux kernel's netfilter component, specifically within the Network Address Translation NAT subsystem. This vulnerability involves improper memory management when releasing network filter operation structures. This could potentially allow an attacker to cause a system cras...

USN-8729-1: Linux kernel 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: - ARM32 architecture; - ARM64 architecture; - PowerPC architecture; - Compute Acceleration Framework; - Drivers core;...

USN-8729-1 linux, linux-fips, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-raspi, linux-realtime, linux-realtime-6.8 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: - ARM32 architecture; - ARM64 architecture; - PowerPC architecture; - Compute Acceleration Framework; - Drivers core;...

Security update for cpio

This update for cpio fixes the following issues: CVE-2026-66484: improper sanitization in the tar archive extraction functionality allows for the creation of hard links outside intended directory via malicious tar archives bsc1274856. CVE-2026-66485: improper memory management in the makepath...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053277)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053277 advisory. In the Linux kernel, the following vulnerability has been resolved: mm: avoid overflows in dirty throttling logic The dirty throttling logic is interspersed with...

SUSE CVE-2026-80884

In the Linux kernel, the following vulnerability has been resolved: ntb: Store original DMA address for future release The DMA API requires that dmafreeattrs receive the exact dmahandle originally returned by the allocation function. Do not modify it...

CVE-2026-80893

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix swap entry corruption when clearing uffd-wp at fork copyhugetlbpagerange clears the uffd-wp bit of migration and hwpoison entries with hugepteclearuffdwp, which operates on the present-PTE bit position. Swap entri...

CVE-2026-80884 ntb: Store original DMA address for future release

In the Linux kernel, the following vulnerability has been resolved: ntb: Store original DMA address for future release The DMA API requires that dmafreeattrs receive the exact dmahandle originally returned by the allocation function. Do not modify it...

CVE-2026-80884

CVE-2026-80884 affects the Linux kernel's NTB (Non-Transparent Bridge) driver . The root cause is that the driver was modifying the DMA handle before passing it to dma_free_attrs, violating the DMA API contract that requires the exact dma_handle originally returned by the allocation function. Thi...

CVE-2026-80862

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix usage of pagefragcache nvme uses pagefragcache to preallocate PDU for each preallocated request of block device. Block devices are created in parallel threads, consequently pagefragcache is used in not thread-safe...

The vulnerability of the memcg_reparent_list_lrus() function in the mm/list_lru.c module of the Linux kernel’s memory management subsystem allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the memcgreparentlistlrus function in the mm/listlru.c module of the Linux kernel’s memory management subsystem is related to synchronization errors when using shared resources. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity...

CVE-2026-80777: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: futex/pi: Plug private futex exec race The check for private futexes whether the waiter's mm, which is stored in the futexkey and copied into the pistate, is the same as the owner's mm is not sufficient for exec. exec has a gap...

CVE-2026-80778: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: futex/pi: Reject cross-mm private futex owners A private futex key borrows the waiter's mm without taking an mmusers reference. Nevertheless, attachtopiowner currently accepts an owner from a different address space and copies th...

The vulnerability of the amdgpu_userq_vm_validate() function in the drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c file of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the amdgpuuserqvmvalidate function in the drivers/gpu/drm/amd/amdgpu/amdgpuuserq.c file of the Linux operating system is related to the repeated release of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...