CVE-2022-49679

The CVE-2022-49679 entry concerns a Linux kernel ARM refcount leak in axxia_boot_secondary. The flaw arises because of_find_compatible_node() returns a node pointer with an incremented refcount and is not paired with a corresponding of_node_put(). The connected Astra Linux and Unity/OSV entries r...

CVE-2022-49768

CVE-2022-49768 is associated with the Linux kernel 9p subsystem, specifically in trans_fd/p9_conn_cancel, where a double-lock issue was reported by syzbot and is mitigated by dropping the client lock earlier after requests move to the local list. Public sources in connected documents (Astra Linux...

CVE-2022-49775

CVE-2022-49775 (Linux kernel) affects the tcp_cdg congestion control. The advisory notes that when MPTCP calls tcp_disconnect() on an already-disconnected flow under CDG, it may trigger a double-free in the SLAB allocator. The vulnerability arises from the ability to call tcp_cdg_release() multip...

CVE-2022-49865

The CVE-2022-49865 entry corresponds to a Linux kernel fix for an infoleak in IPv6 addrlabel. Root cause: when copying a struct ifaddrlblmsg to the network, the __ifal_reserved field was left uninitialized, enabling a 1-byte information leak. The patch initializes the reserved field to prevent le...

CVE-2022-49948

CVE-2022-49948 affects the Linux kernel VT subsystem. When changing the console font via ioctl(KDFONTOP), the new font size may exceed the previous screen, potentially making a prior selection fall outside the new viewport and cause out-of-bounds accesses to graphics memory if the selection is re...

CVE-2022-50069

CVE-2022-50069 concerns the Linux kernel BPF subsystem. The root cause is that bpf_sys_bpf() may copy instruction data from a kernel address (via bpfptr_t) without validating it, since copy_from_bpfptr() can dereference in-kernel pointers. This can lead to a use-after-free/invalid dereference in ...

CVE-2022-50190

The CVE-2022-50190 entry concerns a Linux kernel issue in the SPI subsystem: a change related to devm_spi_register_controller is reverted, and if devm_add_action() fails in devm_add_action_or_reset(), devm_spi_unregister() decreases ctlr->dev refcount to 0, potentially causing a use-after-free...

CVE-2023-3022

The CVE-2023-3022 entry corresponds to a Linux kernel IPv6 module flaw where arg.result is inconsistently used in fib6_rule_lookup, being sometimes rt6_info and other times fib6_info. This mismatch is not accounted for where rt6_info is expected unconditionally, potentially causing a kernel panic...

CVE-2023-52761

The CVE-2023-52761 entry concerns a Linux kernel vulnerability on riscv where VMAP_STACK overflow detection was made thread-safe. The patch (commit 31da94c25aea) adds support for CONFIG_VMAP_STACK and optimizes overflow handling by directly using the per-cpu overflow_stack, removing the shadow_st...

CVE-2023-52808

Summary: CVE-2023-52808 affects the Linux kernel driver path for the Hisilicon SAS host bus adapter (hisi_sas). The root cause is that after a failed init path, debugfs_remove_recursive() is called but debugfs_dir is not set to NULL, causing a NULL pointer dereference during device removal. Impac...

CVE-2023-52836

CVE-2023-52836 concerns Linux kernel workqueue handling in the ww_mutex test. The connected advisories confirm the issue was a lifetime problem where the workqueue’s work_struct node lived inside the stress struct; the work_struct could be freed before the worker finished, causing premature flush...

CVE-2023-52870

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt6765: Add check for mtk_alloc_clk_data Add the check for the return value of mtk_alloc_clk_data() in order toavoid NULL pointer dereference.

CVE-2023-52898

CVE-2023-52898 is a Linux kernel vulnerability in the xHCI USB host controller code. The issue is a potential null pointer dereference when the host dies, caused by a race between xhci_free_dev() freeing virt devices and xhci_kill_endpoint_urbs() iterating endpoints. The fix synchronizes access b...

CVE-2024-26692

CVE-2024-26692 affects the Linux kernel SMB write path. The non-standard maximum write size negotiated with the server (or mount option wsize) could cause the netfs write path to skip the end of the final page when performing large sequential writes, leading to data corruption. This regression or...

CVE-2024-35798

CVE-2024-35798 — Linux kernel, btrfs race in read_extent_buffer_pages() A race occurs when reading an extent buffer: after acquiring EXTENT_BUFFER_READING, the uptodate flag isn’t rechecked promptly, allowing a concurrent read to start and potentially return while another read is in progress. Thi...

CVE-2024-35985

CVE-2024-35985 concerns the Linux kernel vulnerability where the eevdf scheduler could yield an out-of-bounds vlag and a NULL-deref in certain edge cases. The connected Astra/Nessus documents reiterate that reweight_eevdf() could compute vlag beyond the intended bound, since the vlag is used with...

CVE-2024-36962

The CVE-2024-36962 issue affects the Linux kernel KS8851 driver for SPI-bus KS8851, where RX packets were queued in the IRQ handler with netif_rx() inside a critical section protected by a lock. This could lead to a hang by racing with the driver’s start_xmit. The fix removes BH manipulation and ...

CVE-2024-40918

CVE-2024-40918 affects PA-RISC Linux kernels (PA8800/PA8900) where large L2 caches and non‑equivalent aliasing made random segmentation faults possible due to memory corruption in mmap/malloc; root cause centers on cache move-in and racy PTE bits. The fix modernizes parisc code to flush via tmpal...

CVE-2024-41018

CVE-2024-41018 affects the Linux kernel NTFS-3 driver (fs/ntfs3). The issue is an out-of-bounds condition triggered by ATTR_NAME_ENTRY during attr_names/oatbl processing, leading to potential memory access issues. A patch adds out-of-bounds checking for the *ane entry, and commits referenced in c...

CVE-2024-41067

CVE-2024-41067 affects the Linux kernel with the btrfs filesystem scrub path. The bug occurs when forced RST mode causes bbio submissions to be empty because btrfs_map_block() can fail after bbio allocation, leading scrub_read_endio() to fail to locate a matching sector and trigger an out-of-rang...

CVE-2024-42088

CVE-2024-42088 affects Linux kernel ASoC: Mediatek mt8195, where a platform entry for ETDM1_OUT_BE dai link was removed inadvertently, causing a KASAN OOB warning in mtk_soundcard_common_probe() due to an empty platforms array. The fix adds a COMP_EMPTY() entry to ensure dai_link->platforms ha...

CVE-2024-43881

CVE-2024-43881 : In the Linux kernel, the ath12k driver used by wifi in fragmented packets reinjects fragments as normal packets. The DMA direction must be DMA_TO_DEVICE when reinjecting fragments; using DMA_FROM_DEVICE can cause an invalid payload to be reinjected and delivered to the host, enab...

CVE-2024-45001

The CVE-2024-45001 issue affects the Linux kernel, specifically the MANA driver’s RX buffer allocation. The root cause is misalignment of alloc_size passed to napi_build_skb(), which places skb_shinfo(skb) at the end of the SKB. On ARM64, certain MTU settings (e.g., 4000) can cause alignment faul...

CVE-2024-45012

The CVE-2024-45012 issue is in the Linux kernel related to the nouveau driver when SG_DEBUG is enabled with an active iommu. The crash trace shows a kernel BUG triggered in sg_init_one, indicating a failure in DMA handling within the nouveau firmware/driver path. The published fixes in connected ...

CVE-2024-46838

CVE-2024-46838 affects the Linux kernel. The issue arises in userfaultfd when khugepaged yanks a page table, where previous BUG_ON() checks were incorrect after allowing retracting page tables in file mappings without the mmap lock. The fix removes these BUG_ON()s (and associated early block) to ...

CVE-2024-56559

CVE-2024-56559 : Linux kernel vulnerability in vmalloc/KASAN shadow VA handling where the TLB flush of multiple uses was not consolidated, causing a soft lockup on a 256-core machine during drain_vmap_area_work and Kasan vmap allocations. The issue is resolved by combining all TLB flush operation...

CVE-2024-57975

CVE-2024-57975 concerns the Btrfs code path in the Linux kernel where run_delalloc_nocow() can fail and leave folios unlocked, triggering a VM_BUG_ON_FOLIO in mm/page-writeback.c. The root cause is error handling in the NOCOW/COW cleanup sequence (cow_file_range and related paths) which may not c...

CVE-2024-58082

CVE-2024-58082 affects the Linux kernel media nuvoton driver (npcm_video_ece_init). The root cause is improper error handling: when of_find_device_by_node() fails it returns NULL instead of an error code, so the code path should check for NULL and return -ENODEV. The fix implements proper NULL ch...

CVE-2024-58091

In CVE-2024-58091, the Linux kernel DRM fbdev code (drm/fbdev-dma) was updated to add a shadow buffer for deferred I/O because DMA areas are not always backed by struct page. The root cause is that deferred I/O cannot reliably rely on struct page backing for those DMA areas, so the fix introduces...

CVE-2025-21641

CVE-2025-21641 concerns the Linux kernel, where the mptcp: sysctl: blackhole timeout vulnerability could occur from using current->nsproxy. The issue arises from reading net namespace data via the current task, which could be NULL for certain states (e.g., task exiting), risking a null pointer...

CVE-2025-22000

CVE-2025-22000 affects the Linux kernel. The flaw is in mm/huge_memory where, after splitting a folio for EOF, folio refs may not be fully dropped unless folio_put_refs(folio, folio_nr_pages(folio)) is used. This can cause a memory leak when the blocksize > page_size and truncation creates fol...

CVE-2025-22052

The CVE-2025-22052 issue affects the Linux kernel (staging gpib driver, ni_usb). It causes a NULL dereference Oops after a USB dongle disconnect because bus_interface is set to NULL; previously NULL checks existed only in select paths. The fix adds a NULL check for bus_interface across all interf...

CVE-2025-37827

CVE-2025-37827 affects the Linux kernel’s Btrfs zoned mechanism when a RAID1 block-group has a write-pointer mismatch between disks. Root cause: a NULL pointer dereference in __btrfs_add_free_space_zoned() triggered by converting the metadata profile from DUP to RAID1 on two disks, leading to an ...

CVE-2025-37846

CVE-2025-37846 (Linux kernel, arm64) is a vulnerability in the mops path that incorrectly dereferenced the source register during a SET* sequence. The root cause is that the source register (not used for SET* operations) could be read, leading to a UBSAN out-of-bounds array access when the MOPS e...

CVE-2025-37855

The CVE-2025-37855 entry concerns the Linux kernel drm/amd/display component, where a null pointer dereference could occur when dc->res_pool is NULL. The fix implemented guards against this by checking the pointer before dereferencing it. The vulnerability is described as a local issue with a ...

CVE-2025-38043

CVE-2025-38043 affects the Linux kernel firmware/arm_ffa path: a fix sets the dma_mask for FFA devices to prevent DMA allocation using a raw device pointer, which previously triggered a kernel warning “dma_alloc_attrs” in mapping.c. The vulnerability’s impact, per the description, is to avoid mis...

CVE-2025-38044

CVE-2025-38044 affects the Linux kernel cx231xx media subsystem. The video_device for the MPEG encoder did not set device_caps, preventing registration and causing a WARN_ON. The fix adds device_caps for the 417 decoder path so the video device can register normally. This addresses a local-priori...

CVE-2025-38065

CVE-2025-38065: In the Linux kernel’s OrangeFS inode handling, the len variable used to store the result of i_size_read() becomes a size_t, causing truncation to 4 GiB on 32-bit systems. This can lead to incorrect file size handling and potential impact on local processes that rely on accurate si...

CVE-2025-38066

CVE-2025-38066 affects the Linux kernel in the dm-cache subsystem (policy SMQ). The issue arises when a cache device fails to resume due to mapping errors and a resumed operation is retried, which can leave a partially initialized policy object and trigger a BUG_ON during mapping reload. The conn...

CVE-2025-38080

The CVE-2025-38080 issue is in the Linux kernel’s AMD display driver (drm/amd/display). The root cause is a buffer overflow in block_sequence when hwss_build_fast_sequence generates more than about 50 steps (e.g., on a 6-pipe ASIC in one MPC chain). The fix expands the block_sequence array to 100...

CVE-2025-38090

The CVE-2025-38090 issue affects the Linux kernel module drivers/rapidio/rio_cm.c, specifically riocm_cdev_ioctl path through cm_chan_msg_send() to riocm_ch_send(). The root cause is that riocm_ch_send() did not verify that the entire rio_ch_chan_hdr was copied from userspace, letting writes occu...

CVE-2025-38124

CVE-2025-38124 pertains to the Linux kernel UDP/GSO path. The vulnerability arises when UDP GSO fragments within a frag_list are not correctly linearized after a pull from frag_list, causing invalid geometry for skb_segment. The fix, as described in commit a1e40ac5b5e9, redirects and then lineari...

CVE-2025-38148

CVE-2025-38148 affects the Linux kernel network driver path: net: phy: mscc. The issue is a memory leak when using one-step timestamping, where frames (skb) were not freed because the hardware may not generate an interrupt to signal timestamping. The described fix frees the frame in the one-step ...

CVE-2025-38190

CVE-2025-38190 affects the Linux kernel ATM path. The issue arises when in the vcc_sendmsg() path, skb->truesize is accounted to sk_wmem_alloc via atm_account_tx(), but the corresponding revert is not performed on copy_from_iter_full() failure, potentially leaking a socket. The fixed approach ...

CVE-2025-38216

CVE-2025-38216 (Linux kernel) affects iommu/vt-d context entry setup order for aliased PCI devices behind PCIe-to-PCI bridges. The issue arose after commit 2031c469f816 changed domain attach context entry setup from set-and-check to clear-and-reset, regressing PCI aliased devices and causing inpu...

CVE-2025-38231

CVE-2025-38231 affects the Linux kernel nfsd component. The vulnerability arises when laundromat_work starts before nfsd_ssc is initialized, risking a NULL pointer dereference in nfs4_state_start_net() via nfs4_laundromat -> nfsd4_ssc_expire_umount. The documented fix moves nfsd_ssc initializa...

CVE-2025-38251

CVE-2025-38251 refers to a NULL-dereference in the Linux kernel ATM clip subsystem (clip_push) when clip_devs is NULL, caused by vcc_destroy_socket() calling clip_push() with a NULL skb. The vulnerability is fixed by upstream commits cited in the CVE entry and is reflected in multiple advisories ...

CVE-2025-38305

CVE-2025-38305 affects the Linux kernel: the advisory describes removing the ptp->n_vclocks check logic in ptp_vclock_in_use() to avoid a recursive locking scenario. The trigger involves reading ptp->n_vclocks under the n_vclocks_mux while another path holds the same mutex, causing a potent...

CVE-2025-38331

CVE-2025-38331 concerns the Linux kernel net: ethernet: cortina with TOE/TSO offload. The issue arises from coupling TOE and segmentation: either both TOE and TSO are active or neither; disabling TOE can destabilize the hardware, leading to lockups/crashes under load. A fix/patched state exists i...

CVE-2025-38345

CVE-2025-38345: Linux kernel ACPICA ACPI operand cache leak in dswstate.c fixed by ACPICA patch (commit 987a3b5c...). Root cause: miscalculated stack top in acpi_ds_obj_stack_pop_and_delete() vs acpi_ds_obj_stack_push(), leading to kmem_cache_destroy Acpi-Operand memory leak during early terminat...