CVE-2024-42122

CVE-2024-42122 concerns the Linux kernel’s drm/amd/display where a NULL pointer could be produced by kzalloc and used without checking. The fix adds a NULL pointer check before using the allocated memory. Affected subsystem: AMD display kernel code; root cause: missing validation of kzalloc retur...

CVE-2024-47723

CVE-2024-47723 affects the Linux kernel’s JFS subsystem, causing an out-of-bounds access in functions that manage the AG bitmap. The issue arises in dbNextAG() when bmp->db_numag can be greater or equal to MAXAG due to a polluted image, and in diAlloc() when agno may be greater or equal to MAX...

CVE-2024-47743

CVE-2024-47743 affects the Linux kernel in the KEYS subsystem. In find_asymmetric_key(), if id_{0,1,2} are all NULL, a WARN is emitted but a null dereference on id_2 occurs, leading to an oops. The vulnerable code is fixed by adding the missing id_2 NULL check and by moving WARN_ON() to the final...

CVE-2024-49985

CVE-2024-49985 : In the Linux kernel, the i2c-stm32f7 path could deadlock during runtime suspend/resume if a clock controller is attached to the I2C bus (e.g., Versaclock or an AIC32x4 codec). The root cause is a transfer that triggers clk_ops.prepare, which grabs clk.c’s prepare_lock and, after ...

CVE-2024-56544

CVE-2024-56544 details a kernel fix where the udmabuf folios array was changed from kmalloc to kvmalloc_array to support larger allocations. Under PAGE_SIZE=4096, MAX_PAGE_ORDER=10 (4MB memory limit for kmalloc), an udmabuf larger than 4MB could fail with a warning and NULL return. The patch enab...

CVE-2024-56593

CVE-2024-56593 – Linux kernel (brcmfmac wifi driver) Root cause: NULL pointer dereference in brcmf_sdiod_sglist_rw() when a high sd_sgentry_align value (e.g., 512) and a large number of queued SKBs cause the pre-allocated sgtable to run out of entries. The calculation uses nents = max(rxglom_size...

CVE-2024-56638

CVE-2024-56638 affects the Linux kernel’s netfilter nft_inner handling of percpu inner-header offsets under softirq. The vulnerability stems from a race where softirq can interrupt a process-context walk over a percpu area that contains inner header offsets, potentially leading to inconsistent pe...

CVE-2024-56694

CVE-2024-56694 is a Linux kernel vulnerability where a recursive lock in the stream_verdict/VERDICT path can deadlock when a verdict returns SK_PASS, placing the skb back on its own receive queue and triggering a deadlock in the sk_callback_lock path. The root cause is in the bpf: fix recursive l...

CVE-2024-57981

CVE-2024-57981 affects the Linux kernel USB xHCI code. When a command is queued to the final usable TRB and later aborted, the abort path could dereference a NULL cur_cmd, crashing due to a timer-setup path. The fix prevents timer setup if cur_cmd is NULL, and keeps the doorbell sequence safe. Af...

CVE-2025-21672

CVE-2025-21672 concerns the Linux kernel, specifically the afs module, where a fix guards against a lock being left held when returning to userspace. The root cause is described as a scenario where if argc is less than 0 and a function returns directly, an inode mutex lock is not released. The pa...

CVE-2025-21749

CVE-2025-21749: In the Linux kernel, the Rose network layer is affected. The issue arises in rose_bind() where the socket must be locked to prevent a soft lockup triggered by a repro that binds from multiple threads, as reported by syzbot (rose_loopback_timer()). Affected component: roseBind path...

CVE-2025-21781

CVE-2025-21781 is a memory-safety crash in the Batman-adv networking module of the Linux kernel. The issue stems from improper reference counting for batman-adv objects during interface removal, which can lead to a crash when a soft interface goes away before ongoing work completes (notably durin...

CVE-2025-21861

CVE-2025-21861 : Technical details (affected product/component, root cause, impact, and fixes) are not provided in the supplied Connected documents; monitor for updates from vendors/security advisories.

CVE-2025-21979

CVE-2025-21979 affects the Linux kernel wifi stack (cfg80211). A wiphy_work can be queued as soon as the wiphy is allocated (wiphy_new_nm). If wiphy_free runs before the rdev::wiphy_work executes, the wiphy memory is freed and later accessed, leading to a use-after-free. The fix is to cancel the ...

CVE-2025-21981

CVE-2025-21981 corresponds to a memory-leak in the Linux kernel ice driver (aRFS) triggered during VSI reconfiguration after reset. The leak arises when VSI reconfiguration allocates aRFS resources again without releasing prior allocations, leading to unreferenced kmemleak entries (e.g., 8192-byt...

CVE-2025-21994

CVE-2025-21994 in the Linux kernel ksmbd component fixes an incorrect validation of the num_aces field in smb_acl. The code previously validated num_aces against ULONG_MAX / sizeof(struct smb_ace *), allowing potential allocation of an array of size ULONG_MAX. The correct check uses the actual nu...

CVE-2025-22011

CVE-2025-22011 describes a Linux kernel issue on ARM/bcm2711 in Raspberry Pi CM4 during s2idle when the xHCI power-domain resume triggers a VPU firmware crash. The root cause is the mixed usage of raspberrypi-power and bcm2835-power power domains; the fix is to avoid the VPU power-domain driver, ...

CVE-2025-22035

CVE-2025-22035 affects the Linux kernel tracing subsystem. The issue is a use-after-free in print_graph_function_flags during tracer switching, caused by iter->private being left pointing to freed data when switching from function_graph to another tracer. The root cause is that two code paths ...

CVE-2025-22079

The CVE-2025-22079 issue affects the Linux kernel OCFS2 path handling. A 16-bit l_tree_depth could exceed OCFS2_MAX_PATH_DEPTH, risking out-of-bounds access (noted when reading from a corrupted mounted disk). A fix was implemented to validate l_tree_depth and guard against invalid values, prevent...

CVE-2025-22126

CVE-2025-22126 affects the Linux kernel md subsystem: a use-after-free can occur when iterating the mddev list during reboot/exit due to racing with deletions. The fix switches to list_for_each_entry and introduces a mddev_put_locked helper to prevent freeing the active mddev under the lock. Affe...

CVE-2025-23145

Summary (CVE-2025-23145) : Linux kernel MPTCP component fix for a NULL pointer dereference in can_accept_new_subflow when subflow_req->msk is NULL. The issue could occur when a SYN-ACK is received twice in quick succession and the ownership of subflow_req->msk is transferred to the first su...

CVE-2025-37819

CVE-2025-37819 affects the Linux kernel and relates to a use-after-free in irqchip/gic-v2m: gicv2m_get_fwnode() registered as pci_msi_get_fwnode_cb(). With ACPI, this callback can be invoked during PCI host bridge probing but is marked __init and freed prematurely, risking a crash (as per the vul...

CVE-2026-23270

CVE-2026-23270 pertains to the Linux kernel net/sched subsystem. The fix restricts the use of TC action act_ct to only bind to clsact/ingress qdiscs and shared blocks, preventing its use on the egress path. The change addresses a scenario where classify could return TC_ACT_CONSUMED while the skb ...

CVE-2010-4158

The CVE-2010-4158 issue affects the Linux kernel (pre-2.6.36.2) where sk_run_filter in net/core/filter.c may execute BPF_S_LD_MEM or BPF_S_LDX_MEM before a memory location is initialized. This can allow local users to read potentially sensitive kernel stack memory via a crafted socket filter. The...

CVE-2011-1020

CVE-2011-1020 affects the Linux kernel (2.6.37 and earlier) where the proc filesystem does not restrict access to /proc after a process execs a setuid program. This can let local attackers obtain sensitive information or cause a denial of service by performing open, lseek, read, or write operatio...

CVE-2014-9715

CVE-2014-9715 affects the Linux kernel prior to 3.14.5, where nf_conntrack_extend.h in the netfilter subsystem uses an insufficiently large data type for certain extension data. This can allow a local attacker to trigger a NULL pointer dereference and OOPS (DoS) by outbound traffic that loads ext...

CVE-2016-1237

CVE-2016-1237 affects the Linux kernel’s nfsd: a missing permissions check when setting POSIX ACLs allows a local user to bypass file-permission restrictions by manipulating ACLs (nfs2acl.c, nfs3acl.c, nfs4acl.c). The vulnerability is described as present in kernels up to 4.6.3 and is addressed i...

CVE-2020-10742

CVE-2020-10742 : The Linux kernel vulnerability is an index buffer overflow during Direct IO writes that can cause the NFS client to crash and, in some cases, a kernel panic after a kmalloc memory allocation has a reach-out beyond the allocated buffer. The described impact includes data confident...

CVE-2021-47310

CVE-2021-47310 is a Linux kernel vulnerability resolved in net: ti: fix UAF in tlan_remove_one. The issue arises when priv (netdev private data) is used after free_netdev() has been called, enabling a use-after-free (UAF) bug. The correction moves free_netdev() to the end of the function to ensur...

CVE-2021-47416

CVE-2021-47416 refers to a Linux kernel issue where a memory leak in the MDIO bus interface could occur due to incorrect state handling of MDIOBUS_ALLOCATED. The bug arises when device_register() is called after a partial allocation; mdiobus_free() would free only the memory with kfree(dev) inste...

CVE-2022-48944

The CVE-2022-48944 issue is a Linux kernel race in sched/fork() related to how new tasks are exposed via pidhash and runqueue handling. The description cites prior fixes that fixed a fork race vs cgroup (commit 4ef0c5c6b5ba) and a subsequent change that effectively reverted that, aiming to fix th...

CVE-2022-49022

CVE-2022-49022 affects the Linux kernel’s wifi/mac80211 stack. The issue is a potential out-of-bounds access in ieee80211_get_rate_duration during rate duration calculation, reported as UBSAN: array-index-out-of-bounds in net/mac80211/airtime.c. The index 15 is out of range for type 'u16 [12]'. A...

CVE-2022-49129

The CVE-2022-49129 issue affects the Linux kernel’s mt76 mt7921 driver. When the NIC startup fails, the reset_work item could already be scheduled, risking a use-after-free crash during cleanup. The patch ensures the work item is canceled if startup fails, preventing the crash and stabilizing beh...

CVE-2022-49175

CVE-2022-49175 (Linux kernel) : The vulnerability arises in core PM code where device_pm_check_callbacks() may run under a spinlock and currently uses spin_lock_irq()/spin_unlock_irq(), which can fail to preserve CPU flags. The fix replaces these with irqsave/irqrestore to preserve flags and avoi...

CVE-2022-49511

CVE-2022-49511: A race in the Linux kernel fbdev defio path allows pagelist corruption when one thread adds page->lru to the pagelist tail in fb_deferred_io_mkwrite() while another re-initializes the same list in fb_deferred_io_fault() without proper locking. The documented fix initializes all...

CVE-2022-49565

CVE-2022-49565 concerns the Linux kernel, specifically perf/x86/intel/lbr, where unchecked MSR writes (WRMSR to 0x689) can occur due to an absent TSX quirk application when accessing LBR data. The issue manifests on systems with LBR_FORMAT_EIP_FLAGS2 and, if TSX is disabled, requires a quirk to a...

CVE-2022-49585

CVE-2022-49585 relates to the Linux kernel. It fixes a data race in reading the sysctl_tcp_fastopen_blackhole_timeout, where the value could be changed concurrently. The patch adds READ_ONCE() to the readers to prevent concurrent modification. Affected component: kernel networking/tcp code around...

CVE-2022-49699

CVE-2022-49699 : In the Linux kernel, a race in filemap_get_read_batch() between reads and invalidation can replace a folio with a higher-order folio, causing a NULL pointer dereference while holding the RCU read lock. The patch handles the race by returning early; the next call will locate the n...

CVE-2023-33288

CVE-2023-33288 affects the Linux kernel up to version 6.2.8, with a fix in 6.2.9. Root cause: a use-after-free in bq24190_remove (drivers/power/supply/bq24190_charger.c) that can race and lead to a local attacker crashing the system. Affected component: bq24190_charger.c within the power supply d...

CVE-2023-40791

The CVE-2023-40791 issue is in the Linux kernel’s extract_user_to_sg (lib/scatterlist.c), where pages may not be properly unpinned in a specific scenario, evidenced by a WARNING for try_grab_page. The connected Nessus entry corroborates affected code and versions: Linux kernel before 6.4.12. This...

CVE-2023-52700

The CVE-2023-52700 issue affects the Linux kernel TIPC subsystem. Root cause: a missing/incorrect copy direction for the iov_iter when copying to/from an iterator could trigger a kernel stack trace during sending a SYN message. The referenced commit a41dad905e5a fixed the problem by initializing ...

CVE-2023-52902

CVE-2023-52902 concerns the Linux kernel memory-leak in maple tree preallocation during do_mmap() error paths. The preallocated maple tree nodes could leak on error_just_free, addressed by moving the free of maple tree nodes to a shared cleanup location for all error paths. Connected documents (N...

CVE-2024-26697

Summary (CVE-2024-26697) : In the Linux kernel, the nilfs2 filesystem had a data corruption risk during dsync block recovery when block sizes are smaller than the page size. The root cause was an incorrect on-page offset calculation in nilfs_recovery_copy_block() within nilfs_recovery_dsync_block...

CVE-2024-26864

In CVE-2024-26864, the Linux kernel TCP path is affected by incorrect refcnt handling in __inet_hash_connect, tied to an issue reported by syzbot in sk_nulls_del_node_init_rcu. The referenced commit content explains that a prior fix intended to unhash sockets from ehash after tb2 allocation failu...

CVE-2024-26885

CVE-2024-26885 – Linux kernel DEVMAP_HASH overflow on 32-bit arches : The issue arises in devmap hash bucket calculation for max_entries, where the code computes the next power of two for the bucket count and stores it in a 32-bit variable. On 32-bit architectures, the rounding up can overflow mi...

CVE-2024-40983

CVE-2024-40983 affects the Linux kernel TIPC path. The issue arises when crypto requests are asynchronous and the skb’s destination entry may be accessed after leaving the RCU region; the fix is to force a destination reference count before entering XFRM input/output handlers. In TIPc, skb_dst_fo...

CVE-2024-41085

CVE-2024-41085 concerns the Linux kernel CXL memory region probing. The bug was a NULL pointer dereference when auto-assembling a pmem region during endpoint port probing because cxl_nvd (NVDIMM) was not yet registered. The fix changes the probe sequence so the cxl_nvd is available before or duri...

CVE-2024-43820

CVE-2024-43820: Linux kernel DM-RAID flaw in raid_resume could WARN_ON_ONCE when resuming after a table load because MD_RECOVERY_RUNNING may be set without the sync_thread being registered. The fix changes the check to verify sync_thread is non-NULL (instead of only MD_RECOVERY_RUNNING). Affected...

CVE-2024-44932

CVE-2024-44932 affects the Linux kernel idpf subsystem. The MiracleLinux advisory documents a fix for use-after-free (UAF) conditions that occurred when destroying idpf queues and their associated interrupt vectors; the patch sequence reordered allocation/freeing so queues and vectors are allocat...

CVE-2024-46677

CVE-2024-46677 affects the Linux kernel gtp path. Root cause: when sockfd_lookup() fails, gtp_encap_enable_socket() returns a NULL pointer, but its callers only check for error pointers, so the NULL pointer could be dereferenced. Fix : return an error pointer carrying the sockfd_lookup() error co...