CVE-2026-46268

The CVE relates to the Linux kernel PCI/P2PDMA subsystem. A warning in p2pmem_alloc_mmap() was triggered by an assertion VM_WARN_ON_ONCE_PAGE(!page_ref_count(page)) after the initial page refcount was changed to zero by a prior patch. The issue arises only when CONFIG_DEBUG_VM is enabled, produci...

CVE-2026-46268 PCI/P2PDMA: Fix p2pmem_alloc_mmap() warning condition

In the Linux kernel, the following vulnerability has been resolved: PCI/P2PDMA: Fix p2pmemallocmmap warning condition Commit b7e282378773 has already changed the initial page refcount of p2pdma page from one to zero, however, in p2pmemallocmmap it uses "VMWARNONONCEPAGE!pagerefcountpage" to asser...

CVE-2026-46265 RDMA/hns: Fix WQ_MEM_RECLAIM warning

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix WQMEMRECLAIM warning When sunrpc is used, if a reset triggered, our wq may lead the following trace: workqueue: WQMEMRECLAIM xprtiod:xprtrdmaconnectworker rpcrdma is flushing !WQMEMRECLAIM...

CVE-2026-45913

A flaw was found in the Linux kernel's bridge multicast module. This vulnerability arises from an inconsistency in how the system tracks multicast database entries mdbnentries for virtual local area network VLAN contexts. A local user with network configuration privileges could exploit this by...

PT-2026-44240

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.11-1.1 Description A flaw exists in the RDMA mana component where a user can specify Work Queues WQs sharing the same Completion Queue CQ as part of the user API. This action triggers a WARN ON condition with...

CVE-2026-46002

A flaw was found in the Linux kernel's ext2 filesystem. A local attacker could create a specially crafted filesystem image with malformed inodes index nodes that, when mounted, would not be properly rejected by the ext2iget function. This could lead to a kernel warning and potentially a system...

UBUNTU-CVE-2026-45920

In the Linux kernel, the following vulnerability has been resolved: ext4: fix dirtyclusters double decrement on fs shutdown fstests test generic/388 occasionally reproduces a warning in ext4putsuper associated with the dirty clusters count: WARNING: CPU: 7 PID: 76064 at fs/ext4/super.c:1324...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: smb: client: fixed the warning in cifssmb3domount This fixes the following warning reported by the kernel test robot: fs/smb/client/cifsfs.c:982 cifssmb3domount warning: possible memory leak of ‘cifssb’...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: camss: Clean up received buffers on failed start of streaming It is necessary to return the received buffers if streaming cannot be started. For example, mediapipelinestart may fail with an EPIPE error if a link validation...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Unregisters devlink parameters in case the interface is down Currently, if an interface is down, the mlx5 driver does not unregister its devlink parameters, which leads to this WARN1. This issue is fixed by unregisterin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igc: Avoid kernel warnings when changing RX ring parameters Calling ethtool to change RX ring parameters like this: $ ethtool -G eth0 rx 1024 triggers kernel warnings like this: 225.198467 ------------ Cut here 225.198473 Missing...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mlxsw: spectrumacltcam: Fixed incorrect use of the list API. Both the function that migrates all the chunks within a region and the function that migrates all the entries within a chunk call listfirstentry on the respective...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: landlock: Fixed the warning from KUnit tests getidrange expects a positive value as its first argument, but getrandomu8 may return 0. This issue was fixed by clamping the value. The fix was validated by running the test 1,000...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: w1: fixed the warning that appeared after calling w1process. I received the following warning message while removing the driver ds2482: ------------ cut here ------------ Do not call blocking operations when the !TASKRUNNING;...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: codetag: debug: marking codetags for poisoned pages as empty When PGhwpoison pages are freed, they are treated differently in freepagesprepare. Instead of being released, they are isolated. The page allocation tag counters are...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: VMCI: Fixed a runtime warning from memcpy in dgdispatchashost. Syzkaller encountered a “WARNING in dgdispatchashost” bug. memcpy: A field-spanning write was detected size 56 for a single field “&dginfo-msg” in...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: EXT4: Zeroing idisksize when initializing the bootloader inode If the bootloader inode has never been used before, the EXT4IOCSWAPBOOT inode will initialize it, including setting isize to 0. However, if the “never before used”...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/qedr: Fixed the qedrcreateuserqp error flow. Avoid the following warning by ensuring that allocated resources are freed in case qedrinituserqueue fails. ----------- Cut here --- WARNING: CPU: 0 PID: 143192 at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: The WARNONONCE call has been removed from ufshcduiccmdcompl. The UIC completion interrupt may be disabled while a UIC command is being processed. When the UIC completion interrupt is re-enabled, a UIC interrupt i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: Do not allow userspace to trigger kernel warnings in drmgemchangehandleioctl Since GEM bo handles are of type u32 in the uapi, and the internal implementation uses idralloc, which uses integer ranges. Passing a new handle th...