CVE-2021-47356

The Linux kernel is vulnerable to a use-after-free flaw within the mISDN hardware support driver, specifically in the HFC_cleanup() function located in drivers/isdn/hardware/mISDN/hfcpci.c. The issue arises because the module's remove path calls del_timer() , which does not wait for the timer han...

CVE-2022-49156

The CVE-2022-49156 entry corresponds to a Linux kernel vulnerability in scsi: qla2xxx where a call into midlayer (fc_remote_port_delete) could sleep in interrupt context, causing a crash via scheduling while atomic. The fix schedules the call in non-interrupt context to avoid sleeping while atomi...

CVE-2022-49179

CVE-2022-49179 is a Linux kernel UAF in the block I/O BFQ scheduler (block, bfq: don’t move oom_bfqq). The issue manifests as a use-after-free in bfq_put_async_bfqq() during module removal (rmmod) and BFQ/blk-mq teardown, with 1024-byte slab allocations implicated. Unity Linux advisories UTSA-202...

CVE-2022-49347

CVE-2022-49347 concerns a Linux kernel issue in ext4 where a bug_on can trigger during ext4_writepages in delay allocation mode when inline data has been converted to an extent. The root cause described across the provided documents is a race: inline data may be destroyed before ext4_writepages r...

CVE-2024-49891

CVE-2024-49891 : In the Linux kernel, the SCSI lpfc path can NULL-deref when an HBA is resetting or handling an errata event due to hdwq pointers that may have been freed. Fixes add NULL pointer checks before dereferencing hdwq pointers in affected routines (e.g., lpfc_sli_flush_io_rings, lpfc_de...

CVE-2024-49901

CVE-2024-49901 concerns the Linux kernel DRM MSM Adreno path. The root cause was a NULL pointer dereference during cleanup when gpu->pdev may still be NULL during early initialization, including cases where speedbin data exists but opp/hw data in DT is missing. The vulnerability was resolved b...

CVE-2024-49912

The CVE-2024-49912 entry concerns a Linux kernel DRM/AMD display issue. A null pointer dereference risk existed in drm/amd/display within planes_changed_for_existing_stream when stream_status could be null. The published fix adds a null check for stream_status in planes_changed_for_existing_strea...

CVE-2017-15116

CVE-2017-15116 affects the Linux kernel rngapi_reset() in crypto/rng.c, vulnerable before version 4.2. The issue allows a local attacker to trigger a NULL pointer dereference, causing a denial of service. Connected Nessus advisories (Unity Linux and EulerOS entries) reiterate the same description...

CVE-2017-16527

CVE-2017-16527 affects the Linux kernel component sound/usb/mixer.c, vulnerable before version 4.13.8. A crafted USB device can trigger a snd_usb_mixer_interrupt use-after-free, causing denial of service or system crash. Exploitation vectors are local to physical USB device interaction. The conne...

CVE-2022-49158

CVE-2022-49158 affects the Linux kernel SCSI driver qla2xxx. The issue is a warning generated when adisc is flushed, where an error code type did not match the expected type. The fix adds translation between error code types to avoid the warning (no documented exploit). The connected advisories c...

CVE-2024-42311

CVE-2024-42311 relates to the Linux kernel with the HFS filesystem. The issue was that in hfs_alloc_inode(), the fields .tz_secondswest, .cached_start, and .cached_blocks of struct hfs_inode_info were not initialized, potentially allowing uninitialized-value access. The provided documents indicat...

CVE-2024-43855

CVE-2024-43855 is a Linux kernel vulnerability in the md (RAID) subsystem where a deadlock could occur while an mddev is suspended and a flush bio is in progress. The connected docs describe the root cause as non-atomic increment/decrement of the active_io counter during the md flush sequence, en...

CVE-2024-49909

The CVE-2024-49909 vulnerability affects the Linux kernel DRM AMD display path (drm/amd/display) specifically in dcn32_set_output_transfer_func, where a null pointer dereference could occur if set_output_gamma is NULL. The issue arises from dereferencing set_output_gamma after a prior NULL check ...

CVE-2024-49922

The CVE-2024-49922 entry concerns the Linux kernel DRM AMD display driver. The issue arises from using pointers that may be NULL in a path where they had been validated earlier in the same function, triggering null-pointer handling after use. The vulnerability is mitigated by a fix that adds null...

CVE-2025-37742

CVE-2025-37742 : In the Linux kernel, the jfs_imap diMount path allocates imap with kmalloc and fails to initialize it, causing uninit-value usage in hex_dump_to_buffer and a KMSAN report during mount/evict paths. Root cause: imap is not initialized after memory allocation. Remediation: replace k...

CVE-2025-37839

CVE-2025-37839 (Linux kernel) fixes a journal-related logic flaw in jbd2. The root cause was the incorrect use of sb->s_sequence to determine journal emptiness; it should rely on sb->s_start, which is set earlier. Since 0 is a valid transaction ID, the previous check could spuriously trigge...

CVE-2011-3191

CVE-2011-3191 affects the Linux kernel CIFS implementation (fs/cifs/cifssmb.c: CIFSFindNext). It is caused by an integer signedness error, existing in kernels before 3.1, which can allow a remote CIFS server to trigger memory corruption or other impact via a large length value in a directory read...

CVE-2012-2136

CVE-2012-2136 affects the Linux kernel prior to 3.4.5. The sock_alloc_send_pskb function does not properly validate a length value, enabling a local user to trigger a heap-based overflow that can crash the system or potentially gain privileges via access to a TUN/TAP device. Affected software is ...

CVE-2012-3400

CVE-2012-3400 describes a heap-based buffer overflow in the udf_load_logicalvol function (fs/udf/super.c) of the Linux kernel up to version 3.4.5. The flaw allows remote attackers to cause a denial of service (system crash) or potentially other impact via a crafted UDF filesystem. Connected advis...

CVE-2021-47353

CVE-2021-47353 in the Linux kernel fixes a NULL pointer dereference in the udf_symlink function. The issue arises when udf_tgetblk returns a NULL sb_getblk value and the code uses epos.bh without checking, leading to a possible crash. The fix adds a NULL check for epos.bh before use, mitigating p...

CVE-2023-51042

CVE-2023-51042 affects the Linux kernel up to 6.4.12 where amdgpu_cs_wait_all_fences in drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c may dereference a freed fence (use-after-free). The issue is fixed in ChangeLog-6.4.12; Astra Linux bulletin also notes the same vulnerability. Impact details and remedia...

CVE-2024-35849

CVE-2024-35849 affects the Linux kernel btrfs_ioctl_logical_to_ino path. The issue is an information leak: a struct btrfs_data_container allocated with kvmalloc() is copied back to user space without zero-filling, exposing uninitialized memory (Bytes 40-65535) to user-space. The root cause is lac...

CVE-2024-42069

CVE-2024-42069 affects the Linux kernel, in the mana network driver. The issue is a double-free in the error path of auxiliary_device_add() when it returns an error and subsequently calls auxiliary_device_uninit(); the callback adev_release frees madev via kfree and the code would free it again. ...

CVE-2024-43901

CVE-2024-43901 — Linux kernel DRM/AMD display NULL pointer dereference in DTN log (DCN401) Affected software: Linux kernel with AMD display driver (DCN401). Root cause: reading the DTN log attempts to access the gamut_remap callback when the DCN401 ASIC does not implement it, leading to a NULL po...

CVE-2024-46705

CVE-2024-46705 affects the Linux kernel DRM Xe driver. The flaw arises from how mmio mappings are reset to NULL on device removal, intended to prevent rogue MMIO access after a device is removed, but could be misused when unmapped regions are remapped by another component, leading to system disru...

CVE-2024-46812

CVE-2024-46812 concerns the Linux kernel DRM/AMD display code. The vulnerability arises from memory access issues addressed by skipping inactive planes in ModeSupportAndSystemConfiguration, as reported by Coverity. The fix is implemented in the kernel to prevent illegal accesses by not processing...

CVE-2024-46814

CVE-2024-46814 affects the Linux kernel in the DRM AMD display path. The vulnerability arises from not validating HDCP-related message IDs (msg_id) before processing a transcation, allowing 4 overrun issues to be triggered by an invalid HDCP_MESSAGE_ID (-1) acting as an index. The root cause is a...

CVE-2024-50017

CVE-2024-50017 affects the Linux kernel’s identity-mapping code (x86/mm/ident_map). When ident_pud_init() creates identity maps using only GB pages, it can map large address ranges not requested (a 4K request could yield a full 1GB mapping), potentially including BIOS-reserved areas. This enables...

CVE-2024-50244

CVE-2024-50244 affects the Linux kernel ntfs3 driver. Root cause: an additional check added in ni_clear() to validate NTFS_FLAGS_LOG_REPLAYING, preventing access to an uninitialized bitmap during the NTFS replay process. Impact: as described, availability is affected; other confidentiality/integr...

CVE-2025-21912

CVE-2025-21912 describes a Linux kernel issue in the Renesas GPIO driver (gpio_rcar) where register access was not properly protected, leading to spurious “Invalid wait context” messages when spinlock debugging is enabled. The patch switches protection to a raw_spinlock to serialize register acce...

CVE-2025-22038

CVE-2025-22038 concerns the Linux kernel, specifically the ksmbd path. The issue arises when accessing psid->sub_auth[psid->num_subauth - 1] without ensuring num_subauth is non-zero, which can cause an out-of-bounds read. The provided description states the patch adds a validation step to r...

CVE-2025-37862

CVE-2025-37862 affects the Linux kernel HID PIDFF code. The vulnerability is a NULL pointer dereference in pidff_find_fields (and pidff_find_special_field) when searching for a report not implemented on the device, potentially triggering a crash. The issue could occur for both optional and requir...

CVE-2010-3850

CVE-2010-3850: In the Linux kernel, the ec_dev_ioctl function in net/econet/af_econet.c did not require CAP_NET_ADMIN, allowing local users to bypass access restrictions and configure econet addresses via an SIOCSIFADDR ioctl. Documented impact is local privilege/unauthorized configuration; fix a...

CVE-2011-1745

The CVE-2011-1745 entry affects the Linux kernel: an integer overflow in the agp_generic_insert_memory function (drivers/char/agp/generic.c) in kernels before 2.6.38.5. This allows local users to gain privileges or cause a denial of service via a crafted AGPIOC_BIND agp_ioctl call. Affected platf...

CVE-2022-49295

This CVE concerns the Linux kernel nbd subsystem. The root cause is a race between module removal and handling of a netlink command in the nbd_cleanup() path, which could lead to a kernel NULL pointer dereference. The issue is mitigated by ensuring that genl_unregister_family() is called before c...

CVE-2022-49302

CVE-2022-49302 affects the Linux kernel USB host isp116x driver. The vulnerability arises when code fails to check the return value of platform_get_resource(), which can lead to a null pointer dereference if the call returns NULL. The connected documents confirm the issue and state that the fix i...

CVE-2022-49531

The CVE-2022-49531 issue concerns the Linux kernel loop driver’s handling of the lo_device stored in gendisk private data. The vulnerability fix updates the lifecycle so that the lo_device remains valid until the gendisk is freed, addressing a potential deadlock by relaxing safety checks in loop....

CVE-2022-49563

CVE-2022-49563 relates to the Linux kernel crypto: qat RSA path. The fix adds parameter checks and rejects requests when the source buffer size exceeds the RSA key size to prevent a potential integer underflow when copying the source scatterlist to a linear buffer. Connected advisories (Astra Lin...

CVE-2023-35827

CVE-2023-35827 : A use-after-free in the Linux kernel up to version 6.3.8 is reported, specifically in ravb_remove() inside drivers/net/ethernet/renesas/ravb_main.c. The issue arises from a use-after-free in the Renesas AVB/RAVB driver, as described in Astra Linux and Nessus feeds. The vulnerabil...

CVE-2024-26726

CVE-2024-26726 : In the Linux kernel, a Btrfs bug could panic when writing the free-space inode because the extent map was dropped on a write error and then looked up again, yielding EXTENT_MAP_HOLE on a second pass. The fix removes dropping the extent_map range for the failed free-space cache wr...

CVE-2024-26845

CVE-2024-26845 pertains to the Linux kernel scsi: target: core logic. The issue arises when an abort handled by iSCSI is added to tmr_list but is not processed by target core, causing a LUN_RESET that traverses tmr_list to wait on a refcounted abort that is never completed. Symptoms include messa...

CVE-2024-36893

CVE-2024-36893 – Linux kernel : A NULL pointer dereference in usb: typec: tcpm due to typec_register_partner() not guaranteeing partner registration. If port->partner is invalid (NULL or an error value) and is not checked before dereferencing, it can crash the kernel (e.g., kernel NULL pointer...

CVE-2024-42081

CVE-2024-42081 affects the Linux kernel component drm/ xe/ xe_devcoredump. The root cause was assigning xe_devcoredump_snapshot* and xe_device* unconditionally; the fix adds a NULL check and only assigns these pointers when coredump is not NULL. CVSS: Low-Privilege Local access with Medium overal...

CVE-2024-42093

CVE-2024-42093 – Linux kernel vulnerability in net/dpaa2: cpumask allocation on stack. For CONFIG_CPUMASK_OFFSTACK=y, explicit allocation of cpumask on the stack can overflow the stack. The fix is to use the *cpumask_var API(s) to allocate cpumask variables in a config-neutral way, leaving alloca...

CVE-2024-42098

The CVE-2024-42098 entry concerns the Linux kernel crypto/ecdh logic, where private_key can remain partially overwritten when a caller-supplied or newly generated key is shorter than the previous one. The documented fix explicitly zeroizes the entire private_key array before writing new material,...

CVE-2024-42297

CVE-2024-42297 affects the Linux kernel’s f2fs filesystem. The root cause is a path that dirties an inode (FI_DIRTY_INODE) during operations on a read‑only filesystem, leading to a kernel panic in f2fs_evict_inode when unmounting. The provided details trace the sequence from do_sys_open → f2fs_lo...

CVE-2024-44949

CVE-2024-44949 affects the Linux kernel on PA-RISC (parisc) systems. The issue stems from ARCH_DMA_MINALIGN being set to 16, enabling two unrelated 16‑byte allocations to share a cache line and risking DMA/cached writes corrupting the data. The fix updates the alignment: ARCH_DMA_MINALIGN becomes...

CVE-2024-46751

CVE-2024-46751 affects the Linux kernel btrfs path where a 0 reference count could trigger a BUG_ON() in btrfs_lookup_extent_info(). The vulnerability arises from the incorrect BUG_ON() and is fixed by changing the code to return -EUCLEAN, abort the transaction, and log an error instead. This red...

CVE-2024-47704

CVE-2024-47704 affects the Linux kernel in the drm/amd/display path. The issue arises when dp_enable_link_phy/dp_disable_link_phy pass link_res without initializing hpo_dp_link_enc, leading to null dereference (two forward_null issues). The connected Nessus/NASL entries confirm the vulnerability ...

CVE-2024-49931

The CVE-2024-49931 issue in Linux kernel WiFi driver ath12k (SoC stats) is a concrete fix: ath12k_dp_rx_process() previously indexed hal_reo_error with the REO destination SRNG ring ID, which is incorrect and caused an out-of-bounds access. The fix uses the normal ring ID directly to prevent out-...