CVE-2026-53039

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate group add input before caching BUG OCFS2IOCGROUPADD can trigger a BUGON in ocfs2setnewbufferuptodate: kernel BUG at fs/ocfs2/uptodate.c:509! Oops: invalid opcode: 0000 1 SMP KASAN NOPTI RIP:...

CVE-2026-53078

The CVE-2026-53078 issue is a Linux kernel BPF sock_ops vulnerability. When a BPF sock_ops program accesses ctx fields with the same destination and source registers (dst_reg == src_reg), SOCK_OPS_GET_SK() and SOCK_OPS_GET_FIELD() failed to zero the destination register in the !fullsock/!locked_t...

CVE-2026-53027 fs/ntfs3: fix missing run load for vcn0 in attr_data_get_block_locked()

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: fix missing run load for vcn0 in attrdatagetblocklocked When a compressed or sparse attribute has its clusters frame-aligned, vcn is rounded down to the frame start using cmask, which can result in vcn != vcn0. In this...

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 end up blocking other processes or...

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 6.1, Linux 6.12

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...

CVE-2026-52954: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: libceph: handle rbtree insertion error in decodechooseargs A message of type CEPHMSGOSDMAP contains an OSD map that itself contains a CRUSH map. The received CRUSH map may optionally contain chooseargs that get decoded in...

Linux Distros Unpatched Vulnerability : CVE-2026-52938

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NULL pointer dereference in bpfskstorageclone and diag paths bpfselemunlinknofail...

kernel: RDMA/iwcm: Fix workqueue list corruption by removing work_list

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA Internet Wide Area RDMA Protocol iWARP subsystem. Incorrect work submission logic in the iwcm component can lead to multiple queueing of work items. This allows a work item to be processed and freed while still present in the...

CVE-2026-52910 bpf: Free reuseport cBPF prog after RCU grace period.

In the Linux kernel, the following vulnerability has been resolved: bpf: Free reuseport cBPF prog after RCU grace period. Eulgyu Kim reported the splat below with a repro. 0 The repro sets up a UDP reuseport group with a cBPF prog and replaces it with a new one while another thread is sending a U...

kernel: ipv6: use RCU in ip6_xmit()

A use-after-free flaw was found in ip6autoflowlabel in the Linux kernel's net/ipv6/ip6output.c code. In this flaw an attacker can cause a denial of service DoS attack...

Linux Distros Unpatched Vulnerability : CVE-2026-46325

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RDMA/rxe: Fix iova-to-va conversion for MR page sizes != PAGESIZE The current implementation incorrectly handles memory regions MRs with page sizes different fr...

UBUNTU-CVE-2026-46120

In the Linux kernel, the following vulnerability has been resolved: ip6gre: Use cached t-net in ip6erspanchangelink. After commit 5e72ce3e3980 "net: ipv6: Use link netns in newlink of rtnllinkops", ip6erspannewlink correctly resolves the per-netns ip6gre hash via linknet. ip6erspanchangelink was...

CVE-2026-46120

Concrete details found: CVE-2026-46120 affects the Linux kernel ip6_gre machinery. The issue is in ip6erspan_changelink(), which wrongly uses dev_net(dev) instead of the correct per-netns hash resolved by link_net, after a patch series that fixed per-netns resolution in ip6erspan_newlink(). This ...

UBUNTU-CVE-2026-46055

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix string overrun due to missing termination When booting Ubuntu 26.04 with Linux 7.0-rc4 on an ARM64 Qualcomm Snapdragon X1 we see a string buffer overrun: BUG: KASAN: slab-out-of-bounds in aadfamatch...

UBUNTU-CVE-2026-46079

In the Linux kernel, the following vulnerability has been resolved: rbd: fix null-ptr-deref when deviceadddisk fails dorbdadd publishes the device with deviceadd before calling deviceadddisk. If deviceadddisk fails after deviceadd succeeds, the error path calls rbdfreedisk directly and then later...

CVE-2026-43503

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

CVE-2026-45251

A file descriptor can be closed while a thread is blocked in a poll2 or select2 call waiting for that descriptor. Because the blocked thread does not hold a reference to the underlying object, this closure may result in the object being freed while the thread remains blocked. In this situation, t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfs: Fixed a kernel bug in netfslimititer, specifically for ITERKVEC iterators. When a process crashes and the kernel writes a core dump to a 9P filesystem, kernelwrite creates an ITERKVEC iterator. This iterator calls...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - Ice: Fixed the KASAN error in the LAG NETDEVUNREGISTER handler. Currently, the same handler is called for both the NETDEVBONDINGINFO LAG unlink notification and the NETDEVUNREGISTER call. This causes problems, as the...