CVE-2026-72284

CVE-2026-72284 affects the Linux kernel KVM on x86, where a logic error in arch/x86/kvm/lapic.c (line ~3338) caused PV EOIs to be ignored if the vCPU later disables PV EOIs, potentially triggering a kernel oops (invalid opcode) during KVM vCPU ioctls. The vulnerability is locally exploitable as p...

PT-2026-72976

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Fix out-of-bounds page-table walk during memory hot-remove remove pud mapping and remove p4d mapping obtain a child table base with pud offsetp4dp, 0 and p4d offsetpgd, 0, then add the index for addr. RISC-V folds...

PT-2026-72551

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folio state after ENOMEM whilst under writeback iteration Fix the state of the current folio when ENOMEM occurs during writeback iteration. The folio needs to be redirtied and unlocked before the terminal writeback ite...

PT-2026-72621

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft meta bridge: fix NFT META BRI IIFPVID stack leak This needs to test for nonzero retval...

PT-2026-72744

In the Linux kernel, the following vulnerability has been resolved: ext4: fix kernel BUG in ext4 write inline data end When the data=journal mount option is used, the ext4 journalled write end function incorrectly calls ext4 write inline data end without checking if the EXT4 STATE MAY INLINE DATA...

CVE-2026-68370 affecting package kernel for versions less than 6.6.150.1-1

CVE-2026-68370 affecting package kernel for versions less than 6.6.150.1-1. An upgraded version of the package is available that resolves this issue...

CVE-2026-64373 affecting package kernel for versions less than 6.6.145.2-1

CVE-2026-64373 affecting package kernel for versions less than 6.6.145.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2026-68133

In the Linux kernel, the following vulnerability has been resolved: ice: fix PTP Call Trace during PTP release If a PF reset occurs when the PTP state is ICEPTPUNINIT, then iceptprebuild will update the state to ICEPTPERROR. This will result in the following PTP release call trace during driver...

CVE-2026-68167

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not try compression for data reloc inodes BUG There is a syzbot report that the check inside getnewlocation triggered: BTRFS info device loop0: found 31 extents, stage: move data extents BTRFS info device loop0: leaf...

UBUNTU-CVE-2026-68385

In the Linux kernel, the following vulnerability has been resolved: s390/checksum: Fix csumpartial without vector facility Currently csumpartial calls csumcopy with copy=false and dst=NULL. On machines without the vector facility, csumcopy falls back to cksmdst, ..., causing the checksum to be...

CVE-2026-68371 usb: musb: omap2430: Do not put borrowed of_node in probe

In the Linux kernel, the following vulnerability has been resolved: usb: musb: omap2430: Do not put borrowed ofnode in probe omap2430probe stores pdev-dev.ofnode in a local np variable. This is a borrowed pointer and the probe function does not take a reference to it. The success and error paths...

CVE-2026-68144

The CVE-2026-68144 issue is in the Linux kernel Phonet subsystem (pep_get_sb). The root cause is use-after-free caused when pep_get_sb() doesn’t account for skb data relocation by pskb_may_pull(), leading to a stale pointer dereference. Reproductions via KASAN show slab-use-after-free in pep_get_...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iouring/io-wq: The IOWQBITEXIT check is performed within the work run loop. Currently, this check is performed before executing the pending tasks. Normally, this works fine, as the tasks either block temporarily and then a new...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: f2fs: Ensure that node page reads are completed before f2fsputsuper finishes. The Xfstests generic/335 and generic/336 tests sometimes crash with the following message: F2FS-fs dm-0: Detect a reference count leak in the filesyste...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: jbd2: avoided the bugon in jbd2journalgetcreateaccess when the file system is corrupted. The issue occurs when the file system is corrupted: ------------ cut here ------------ Kernel BUG at fs/jbd2/transaction.c:1289! Oops:...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Refresh the inline data size before write operations The cached ei-iInlineSize can become stale between the initial size check and when ext4updateInlineData/ext4createInlineData use it. Although ext4getmaxInlineSize reads t...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: libceph: Replace the “overzealous” bug in osdmapapplyincremental. If the osdmap is maliciously corrupted, causing the incremental osdmap epoch to differ from what is expected, there is no need to report a bug. Instead, simply...

RLSA-2026:50978 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation CVE-2025-54518 Bug Fixes and Enhancements: Kernel crash in bpfforeacharrayelem due to missing backport of...

EUVD-2026-53786

In the Linux kernel, the following vulnerability has been resolved: crypto: amlogic - avoid double cleanup in mesoncryptoprobe When mesonallocatechanlist fails after a partial allocation, it already unwinds the allocated chanlist state through its local error path. mesoncryptoprobe then jump to...

EUVD-2026-53780

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...