CVE-2025-39944

CVE-2025-39944 affects the Linux kernel OcteonTX2 PCI device driver (octeontx2-pf). It fixes a use-after-free in otx2_sync_tstamp() caused by a race with a running delayed work item; cancel_delayed_work() could leave synctstamp_work dereferencing a freed otx2_ptp. The mitigation in the fix is to ...

CVE-2025-39965

The CVE-2025-39965 vulnerability affects the Linux kernel XFRM stack: xfrm_alloc_spi may create states with SPI set to 0 (meaning “no SPI assigned”) due to the behavior change from commit 94f39804d891, and __xfrm_state_delete fails to remove those states from the byspi list. This leads to a use-a...

CVE-2025-40149

CVE-2025-40149 affects the Linux kernel TLS path: get_netdev_for_sock() could trigger a use-after-free if sk_dst_get(sk)->dev is used during setsockopt(). The fix replaces sk_dst_get() with __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock(), and notes that the only user of ->ndo_sk_g...

CVE-2025-68211

CVE-2025-68211 (Linux kernel, KSM) is addressed by a patch that changes scan_get_next_rmap_item from per-address walking to a range walk using walk_page_range, allowing KSMD to skip unmapped holes in large VMAs. The fix targets inefficiency where KSMD would otherwise scan vast address spaces with...

CVE-2025-68223

CVE-2025-68223 concerns the Linux kernel code path for DRM/Radeon fence handling. The fix removes an attempted forward progress on the queue inside is_signaled, preventing a potential self-deadlock when the fence lock also serves as the wait-queue lock. The underlying issue was that dma-fence_ops...

CVE-2025-71121

CVE-2025-71121 relates to the Linux kernel’s parisc/ASP chip handling: attempting to reprogram CPU affinity on HP 730 hardware could crash with an HPMC because registers aren’t at the expected location. The fix avoids the crash by checking the sversion, and notes that reprogramming isn’t needed f...

CVE-2025-71145

CVE-2025-71145 (Linux kernel) fixes a use-after-free-like race by correcting usb: phy: isp1301 to increment the I2C device reference count for non-OF (Open Firmware) paths as well as OF paths. The bug was a device reference imbalance in isp1301_get_client() where non-OF callers could not reliably...

CVE-2025-71268

In CVE-2025-71268, the Linux kernel btrfs code leaked reserved qgroup data on certain error paths during inline extent insertion. The root cause is __cow_file_range_inline() returning early without freeing the reserved qgroup data. The provided remediation is to call btrfs_qgroup_free_data() in t...

CVE-2025-71286

In CVE-2025-71286, the Linux kernel ASoC: SOF IPC4 topology had an allocation size bug for bytes controls. The data behind scontrol->ipc_control_data consisted of the kernel struct plus a header and payload, but the max_size was calculated from topology and didn’t account for the kernel-only s...

CVE-2026-22986

CVE-2026-22986 concerns a race in Linux kernel gpiolib where two drivers calling gpiochip_add_data_with_key() can concurrently traverse gpio_name_to_desc() while another adds gdev to the list, creating a window where gdev->srcu is dereferenced before it is initialized. The result is a crash (k...

CVE-2026-23010

CVE-2026-23010 is a Linux kernel use-after-free affecting inet6_addr_del() in IPv6 address deletion. The issue arises from the commit that moved ipv6_del_addr() for temporary addresses before reading the ifp->flags, causing a UAF in inet6_addr_del() when handling inet6_ifaddr during address de...

CVE-2026-23021

CVE-2026-23021 affects the Linux kernel component: net: usb: pegasus. The memory leak occurs in update_eth_regs_async() when usb_submit_urb() fails, failing to release resources allocated up to that point. Public advisories indicate upstream kernel fixes (e.g., 6.6.130 lineage and related patches...

CVE-2026-23023

CVE-2026-23023 concerns the Linux kernel, where a memory leak was fixed in the idpf driver. The vulnerability arises from not freeing vport->rx_ptype_lkup in idpf_vport_rel(), leading to leaked memory during a reset. The fix frees the memory as part of idpf_vport_rel(), preventing the unrefere...

CVE-2026-23062

The CVE-2026-23062 issue is in the Linux kernel platform/x86 hp-bioscfg code. The root cause is twofold: an off-by-one error in a loop using <= instead of

CVE-2026-23115

CVE-2026-23115 concerns the Linux kernel serial subsystem. The issue is a race where tty->port may not be linked before uart_configure_port is invoked, allowing user-space to open a console without a linked TTY and risking a crash. The fix notes that tty_port_link_device() is not redundant and...

CVE-2026-23141

CVE-2026-23141 affects the Linux kernel (btrfs subsystem) where btrfs: send: check for inline extents in range_is_hole_in_parent() failed to verify inline extents before accessing the disk_bytenr field. The bug could allow an invalid memory access when inline data is accessed, or when the inline ...

CVE-2026-23142

CVE-2026-23142 affects the Linux kernel component mm/damon/sysfs-scheme. The root cause is in the cleanup path when a DAMOS-scheme DAMON sysfs directory setup fails after creating access_pattern/; subdirectories under access_pattern/ are not cleaned up, leaving the DAMON sysfs interface partially...

CVE-2026-23143

CVE-2026-23143 affects the Linux kernel virtio_net driver. The root cause is a misalignment between struct virtio_net_rss_config_trailer and rss_hash_key_data in struct virtnet_info, causing the RSS key to be shifted by one byte (last byte truncated and an possibly uninitialized byte prepended). ...

CVE-2026-23165

CVE-2026-23165 affects the Linux kernel sfc (Solarflare) network driver. The issue is a deadlock when reading RSS config with ethtool -x because the driver locks the net_device rss_lock that is already held by the core; the fix is to remove the driver-side lock acquisition (deadlock avoidance). P...

CVE-2026-23168

CVE-2026-23168 affects the Linux kernel (example: kernel6.12 lineage and Oracle/Amazon Linux advisories) where a race in the flexible proportions code (fprop_new_period) can cause a sequence counter write under softirq/hardirq interaction, potentially enabling a deadlock in certain writeout paths...

CVE-2026-23200

CVE-2026-23200: In the Linux kernel, a bug in ipv6 ECMP handling occurred when clearing RTF_ADDRCONF during static route addition, causing a mismatch between the fib6_next chain and fib6_siblings list and triggering a kernel BUG. The fix (as described in the report) is to clear RTF_ADDRCONF only ...

CVE-2026-23236

Technical details about CVE-2026-23236 are not publicly provided in the supplied documents; advisories reference kernel fixes but do not specify affected components, versions, or impact. Monitor for updates.

CVE-2026-23238

CVE-2026-23238 (Linux kernel — romfs): The romfs implementation in the kernel failed to honor the return value of sb_set_blocksize(), continuing a mount when the requested ROMBSIZE (e.g., 4096) was incompatible with the device’s logical_block_size (e.g., 32768). This could occur by using LOOP_SET...

CVE-2026-23254

CVE-2026-23254 (Linux kernel): The issue affects UDP GRO in the net/ gro path, where the complete stage incorrectly uses the inner network offset when the encapsulation flag is not reliably zeroed by hardware offloads. The root cause is an assumption that all RX-inserted packets have encapsulatio...

CVE-2026-23281

In CVE-2026-23281, the Linux kernel Libertus wifi driver (lbs_free_adapter) uses non‑synchronous timer_delete() for command_timer and tx_lockup_timer, risking use‑after‑free if a timer callback runs during free. The callbacks (lbs_cmd_timeout_handler, lbs_tx_lockup_handler) access freed fields, c...

CVE-2026-23375

CVE-2026-23375 (Linux kernel THP for anonymous inodes) – concrete details in connected docs : The issue arises from file_thp_enabled() incorrectly allowing/thp collapse for anonymous inodes created via alloc_file_pseudo() (e.g., guest_memfd, secretmem), enabling khugepaged/MADV_COLLAPSE exploits ...

CVE-2026-23383

CVE-2026-23383 affects the Linux kernel’s BPF JIT path on arm64. The root cause was 4-byte alignment in bpf_jit_binary_pack_alloc() causing the JIT buffer’s base to be only 4-byte aligned, which could misalign the 64-bit target field in struct bpf_plt. Consequences include UBSAN misaligned-access...

CVE-2026-23405

CVE-2026-23405 concerns the Linux kernel AppArmor feature where policy namespaces could be nested arbitrarily deep, potentially exhausting system resources. The vulnerability arises because policy namespaces were not bounded by the user namespace depth, and are not strictly tied to user namespace...

CVE-2026-23417

CVE-2026-23417 affects the Linux kernel BPF component where PROBE_MEM32 immediate stores (BPF_ST|BPF_PROBE_MEM32) were not blinded by the JIT constant-blinding path. The root cause is that convert_ctx_accesses() rewrites BPF_ST|BPF_MEM to BPF_ST|BPF_PROBE_MEM32 during verification, but the blindi...

CVE-2026-23424

The CVE-2026-23424 vulnerability affects the Linux kernel’s accel/amdxdna component, caused by insufficient validation of the command buffer payload count. The count field in the command header determines the payload size, and the data must not exceed the remaining buffer space. If not properly c...

CVE-2026-23444

CVE-2026-23444 has been addressed in the Linux kernel by fixing skb ownership handling in wifi/mac80211. The patch adds kfree_skb() in the ieee80211_tx_prepare_skb() failure path to ensure all error paths free the skb, and removes redundant frees in callers (ath9k, mt76, mac80211_hwsim). The func...

CVE-2026-23450

CVE-2026-23450 (Linux kernel): The issue stems from a race in the SMC TCP path (net/smc) where, during close of an SMC listen socket, sk_user_data can be NULL or the smc_sock freed, causing a NULL dereference or use-after-free in smc_tcp_syn_recv_sock() when accessed under rcu/protected context. ...

CVE-2026-31416

CVE-2026-31416 (Linux kernel) : Affected component is netfilter nfnetlink_log. The issue is caused by not accounting for the netlink header size when processing NL messages, which can lead to a WARN splat and potential drop of the affected netlink message, with no other ill effects reported in th...

CVE-2026-31450

CVE-2026-31450 describes a race in ext4 where ei->jinode was published to concurrent readers before jbd2_journal_init_jbd_inode() completed, allowing a non-NULL jinode to be observed with i_vfs_inode still NULL. The mitigated issue could lead to a crash when a reader passes jinode to jbd2_wait...

CVE-2026-31466

CVE-2026-31466 affects the Linux kernel; root cause is a race in softleaf_to_folio() related to missing memory barrier (smp_rmb) when handling migration/compound pages, leading to potential incorrect folio modification. The issue was addressed by adding the missing memory barrier in softleaf_to_f...

CVE-2026-31592

CVE-2026-31592 affects the Linux kernel KVM subsystem. The vulnerability arises when sev_mem_enc_register_region() is not protected by kvm->lock before sev_guest() is checked, risking state corruption if KVM_INIT{2} fails and an uninitialized sev->regions_list is touched, potentially causin...

CVE-2026-31614

MODE C: CVE-2026-31614 is a kernel SMB client vulnerability (Linux kernel). The issue is an out-of-bounds read in check_wsl_eas() that can leak up to 8 bytes of kernel heap via the EA name/value handling, potentially affecting how WSL ext attributes are interpreted. Patches have been released/mer...

CVE-2026-31616

The CVE-2026-31616 entry concerns a Linux kernel USB gadget Phonet function vulnerability. A malicious USB host can overflow the skb_shared_info->frags[] array in the pn_rx_complete() path by sending an unbounded sequence of full-page OUT transfers. The host filling req->length with PAGE_SI...

CVE-2026-31666

CVE-2026-31666 affects the Linux kernel’s btrfs filesystem. A defect in lookup_extent_data_ref() caused an incorrect return value when transitioning between leaves, due to merged err/ret handling: if btrfs_next_leaf() returns 0, ret could be overwritten from -ENOENT to 0, making a non-matching ke...

CVE-2026-31673

The connected sources describe a Linux kernel vulnerability CVE-2026-31673 in the af_unix/UNIX_DIAG_VFS path. A race condition can occur when reading inode and device numbers for UNIX_DIAG_VFS without holding unix_state_lock consistently while u->path may be cleared by unix_release_sock(). The...

CVE-2026-31763

CVE-2026-31763 concerns the Linux kernel iio: gyro: mpu3050 driver. The issue arises from using the wrong IRQ handler during free_irq() in the teardown path: free_irq() is called with mpu3050 as the handler instead of the actual irq part pointer mpu3050->trig. The documented fix corrects the I...

CVE-2026-43024

CVE-2026-43024 affects Linux kernel nf_tables/netfilter: nf_queue. The issue is that immediate NF_QUEUE verdicts were emitted and could be misused; upstream patch rejects immediate NF_QUEUE verdicts to fix it. Downstream advisories indicate fixes implemented in kernel updates (e.g., upstream kern...

CVE-2026-43065

CVE-2026-43065 concerns the Linux kernel ext4 subsystem. The issue arises in ext4_mb_release() where, if a filesystem is mounted with -o discard and files are deleted, sbi->s_discard_list accumulates and s_discard_work is queued; if the filesystem is later remounted with nodiscard and the EXT4...

CVE-2026-43153

CVE-2026-43153 affects the Linux kernel’s XFS attribute handling: the function xfs_attr_leaf_hasname has an problematic calling convention that can mishandle buffers. The fix is to open-code xfs_attr_leaf_hasname in callers so each caller of xfs_attr3_leaf_read manages buffer release. The issue i...

CVE-2026-43168

CVE-2026-43168 concerns the Linux kernel OCFS2 reflink preserve cleanup issue. Multiple connected sources confirm a bug in the cleanup of preserved xattr entries: the last pointer should be shifted by one unit after an array entry cleanup, and the first entry may not be cleaned when xh_count is 1...

CVE-2026-43214

The CVE-2026-43214 issue concerns Linux kernel KVM on x86: when reading PDPTRs in __get_sregs2(), SRCU read-side protection was missing. The root cause is that kvm_pdptr_read() may dereference guest memory via a chain (svm_cache_reg -> load_pdptrs -> kvm_vcpu_read_guest_page -> kvm_vcpu_...

CVE-2026-43256

CVE-2026-43256 is a Linux kernel vulnerability in the media subsystem (Qualcomm CAMSS VM) where the vfe_isr_reg_update() function may perform an out-of-bounds access. The code loops with MSM_VFE_IMAGE_MASTERS_NUM(7) but accesses vfe->line[] defined as struct vfe_line lineVFE_LINE_NUM_MAX . Whe...

CVE-2026-43261

The CVE-2026-43261 entry concerns the Linux kernel ARM64 arm64: TSV110 Spectre-BHB mitigation. The root cause is Spectre-BHB leakage via branch-prediction side channels on TSV110; mitigation consists of adding the TSV110 MIDR to the software mitigation list in the kernel. Affected component: Linu...

CVE-2026-43333

CVE-2026-43333 (Linux kernel BPF): The vulnerability arises from direct dereference of nullable PTR_TO_BUF pointers in check_mem_access(), where PTR_TO_BUF is matched via base_type() after PTR_MAYBE_NULL stripping, allowing NULL dereferences in map iterators ctx->key/value (NULL on stop callba...

CVE-2026-43338

CVE-2026-43338 affects the Linux kernel with the Btrfs filesystem. The issue arises because qgroup ioctls do not reserve transaction space, allowing -ENOSPC scenarios during quota-tree updates and delayed refs, which can abort transactions and enable a DoS condition. Vendors have published adviso...