CVE-2024-26893

CVE-2024-26893 affects the Linux kernel ARM SCMI SMC transport cleanup path. The vulnerability is caused by a double-free in the chan_free cleanup of a shared transport_info member, which can dereference a NULL pointer on the second cleanup attempt, leading to a kernel crash (OOPs). The issue occ...

CVE-2022-48989

CVE-2022-48989 affects the Linux kernel fscache component. The issue is a race between cookie_lru and use_cookie where a cookie can be withdrawn after being reused, causing a NULL dereference. The published fix clears the LRU_DISCARD bit if another thread uses the cookie before the cookie_worker ...

CVE-2022-49160

CVE-2022-49160 affects the Linux kernel's qla2xxx SCSI driver. The issue occurs during purex packet handling where a pre-allocated structure is incorrectly freed, leading to a crash during module load/unload tests. The fix skips that entry to prevent the invalid free, with call traces citing stac...

CVE-2022-49215

CVE-2022-49215 : In the Linux kernel, a race in xsk socket teardown can cause a NULL pointer dereference. The bug happens because xs->dev is NULL’ed before all users finish using the socket, and synchronize_net() does not wait for in-flight data-plane operations (xsk_poll, xsk_sendmsg, xsk_rec...

CVE-2022-49409

Summary: CVE-2022-49409 covers a Linux kernel ext4 bug that can trigger a BUG_ON in __es_tree_search due to a faulty check in ext4_valid_extent_entries when validating extents. The issue can occur during quota-related quota inode loading, propagating through ext4/extents.c to ext4_bread, quota_re...

CVE-2022-49567

The CVE-2022-49567 issue is a Linux kernel vulnerability in mm/mempolicy where uninitialized nodemask data can be accessed when policy mode is MPOL_LOCAL, leading to potential read of pol->w.cpuset_mems_allowed during mpol_rebind_policy. The root cause is that mpol_set_nodemask() does not init...

CVE-2022-49637

CVE-2022-49637 affects the Linux kernel: a data race in ipv4 sysctl_fib_sync_mem when read while written. Root cause is concurrent access to sysctl_fib_sync_mem; fix is to add READ_ONCE() around reads. Impact is local (kernel-level) with potential availability disruption; remediation is applying ...

CVE-2022-49663

CVE-2022-49663 affects the Linux kernel in the tunneling path used by Genefe/IPv4 tunnels. The root cause is an assumption that skb->mac_header is set in skb_tunnel_check_pmtu(); debug added in a kernel commit triggered a warning in ndo_start_xmit() paths, since skb->data should point to th...

CVE-2023-26544

CVE-2023-26544 affects the Linux kernel 6.0.8 where a use-after-free occurs in fs/ntfs3/run.c:run_unpack due to a mismatch between NTFS sector size and media sector size. The issue is a use-after-free in NTFS handling; upstream fix is available (commit referenced). Remediation is to upgrade to a ...

CVE-2023-53066

CVE-2023-53066 affects the Linux kernel in the qed_sriov path. The vulnerability arises from potential NULL dereferences in qed_iov_get_vf_info, and the fix guards against NULL pointers by validating the helper’s returned info before use. This is a local issue with the impact characterized as hig...

CVE-2024-26635

CVE-2024-26635 affects the Linux kernel LLС path. The issue arises from legacy support for ETH_P_TR_802_2 in 802.2 LLC handling, where llc_conn_handler/llc_pdu_decode paths initialized saddr/daddr.mac only for ETH_P_802_2, causing reads of garbage in other protocols (e.g., ETH_P_TR_802_2). The bu...

CVE-2024-26673

CVE-2024-26673 affects the Linux kernel netfilter nft_ct, where custom expectations could mishandle layer 3/4 protocol numbers. The issue arises from insufficient validation, allowing unexpected protocol families beyond NFPROTO_IPV4/IPv6/INET and permitting layer-4 protocols without ports, since ...

CVE-2024-26736

CVE-2024-26736 (Linux kernel afs): A local vulnerability in afs_update_volume_status() where volume->vid is limited to 20 characters, risking a buffer overflow. The fix increases idbuf size from 20 to 24 and uses snprintf to prevent overflow. Affected: Linux kernel (afs subsystem). Reported by...

CVE-2024-38580

CVE-2024-38580 is a Linux kernel vulnerability in epoll handling. The issue arises when epoll calls vfs_poll() with a file pointer that may race with the last fput(), potentially letting f_count drop to zero and leaving the file pointer dead before use. The documented fix is to ensure a valid ref...

CVE-2024-39469

CVE-2024-39469 affects the Linux kernel nilfs2: the bug was in nilfs_empty_dir()’s error handling. If a directory folio/page read fails or nilfs_check_folio() fails, the old code could misjudge the directory as empty and even loop after a failed read, causing filesystem corruption or a long I/O l...

CVE-2024-41070

The CVE-2024-41070 issue is a use-after-free in KVM on PPC Book3S HV. The code path kvm_spapr_tce_attach_iommu_group() reads stt from tablefd, then fdputs the fd and uses stt after the fd is released, allowing a race that frees stt via release_spapr_tce_table() (RCU) and can lead to UAF even with...

CVE-2024-41084

CVE-2024-41084 – Linux kernel (CXL region lookup) : The issue stems from cxl_dpa_to_region() incorrectly assuming a mapped DPA endpoint is a fully assembled region. If not, it can dereference a null region pointer when looking up the region name, potentially causing an oops. The race between BIOS...

CVE-2024-42136

CVE-2024-42136 affects the Linux kernel cdrom subsystem. The issue stems from an arithmetic path in last_media_change that could trigger a signed integer overflow under UBSAN when running syzkaller; the issue is resolved by rearranging the check to avoid any arithmetic, preventing the overflow. T...

CVE-2024-42289

The CVE-2024-42289 issue in the Linux kernel affects the SCSI qla2xxx driver during vport delete. It caused a crash due to stale outstanding I/O entries not completing, leading to a NULL pointer dereference in dma_direct_unmap_sg during vport deletion. The fix explicitly sends an async logout for...

CVE-2024-44974

CVE-2024-44974 affects the Linux kernel, describing a Use-After-Free risk in MPTCP path management when selecting end-points. The description specifies that select_local_address() and select_signal_address() return a reference to an endpoint read outside an RCU-protected window, risking UaF after...

CVE-2024-46753

CVE-2024-46753 affects the Linux kernel via the btrfs subsystem. Description: in walk_up_proc() the code previously BUG_ON(ret) after btrfs_dec_ref(); the error is now returned, indicating proper error propagation. The vulnerability is resolved in the Linux kernel as described in multiple advisor...

CVE-2024-46762

CVE-2024-46762 describes a Linux kernel issue in the Xen driver support (privcmd) where simultaneous calls to privcmd_irqfd_assign() and privcmd_irqfd_deassign() could lead to use-after-free of a kirqfd instance, potentially causing a kernel oops. The root cause is a lack of proper synchronizatio...

CVE-2024-46763

CVE-2024-46763 is a Linux kernel vulnerability related to a NULL pointer dereference in Fou GRO handling. The issue occurs in fou_gro_receive() where a socket’s sk_user_data could be NULL during in-flight udp4_gro_receive() after fou_release() clears sk_user_data during netns teardown, leading to...

CVE-2024-46816

CVE-2024-46816 concerns the Linux kernel drm/amd/display path (amdgpu_dm) where the link count could exceed the allocated dc->links array, risking an OVERRUN. The connected documents specify a fix: ensure the link count is less than max_links before initialization. The vulnerability is describ...

CVE-2024-46867

In CVE-2024-46867, the Linux kernel component drm/xe/client exhibited a deadlock and an atomic sleep issue in show_meminfo when the bo (buffer object) being destroyed had the last reference. The root cause was the destruction path attempting to grab the same spinlock, risking a sleep in atomic co...

CVE-2024-47675

The connected Nessus advisories confirm CVE-2024-47675 affects the Linux kernel and describes the root cause as a use-after-free in bpf_uprobe_multi_link_attach(). If bpf_link_prime() fails, the error_free path frees the array of bpf_uprobe objects without unregistering them, leaking bpf_uprobe-&...

CVE-2024-49900

CVE-2024-49900 (Linux kernel) : Fixes an uninitialized access in jfs/xattr.c where ea_buf->new_ea was not initialized, causing an uninit-value path observed by KMSAN in lzo1x_1_do_compress. The patch initializes the buffer by applying memset at the start of ea_get(), preventing uninitialized w...

CVE-2024-49997

CVE-2024-49997 is a Linux kernel vulnerability where padding was not zeroed, causing memory disclosure observable on the wire in the net: ethernet: lantiq_etop driver. The root cause is missing zeroing during padding; the patch adds skb_put_padto() to pad Ethernet frames and zero expanded buffers...

CVE-2024-50076

CVE-2024-50076 affects the Linux kernel. The issue lies in the vt subsystem where font.data may not initialize all memory spaces in con_font_get(), enabling a potential information leak. Root cause: memory from font data may be left uninitialized depending on the vc->vc_sw->con_font_get pat...

CVE-2024-50160

In CVE-2024-50160, the Linux kernel ALSA hda/cs8409 driver could dereference NULL if snd_hda_gen_add_kctl failed to allocate memory, leading to a NULL pointer dereference. The fix adds a pre-dereference check in the dolphin_fixups hda_fixup path (which is not supposed to return errors) and ignore...

CVE-2024-50248

CVE-2024-50248 affects the Linux kernel’s ntfs3 component. The advisory states that bounds checking was added to mi_enum_attr() to ensure attributes do not strays beyond valid memory regions, mitigating a memory-safety issue. The entry is resolved in the Linux kernel by updating to a patched vers...

CVE-2024-50257

CVE-2024-50257 in the Linux kernel: netfilter/get_info() use-after-free (LOCAL, LOW) during concurrent ip6table_nat module unload. Root cause described as a missing refcount fix when locating a table during get_info, leading to a use-after-free of xt_table->me when module exits. Impact is High...

CVE-2024-50259

CVE-2024-50259 affects the Linux kernel via the netdevsim component. The issue is caused by missing a trailing NUL after copy_from_user() in nsim_nexthop_bucket_activity_write(), which could affect string handling in that function. A fix adds the trailing zero to ensure proper operation. The CVE ...

CVE-2024-50265

CVE-2024-50265 concerns the Linux kernel OCFS2 XATTR handling. The issue arises in ocfs2_xa_remove() where, after a fault-injected -ENOMEM path, a faulty rc path causes the code to call ocfs2_xa_remove_entry(loc) twice: first from ocfs2_xa_cleanup_value_truncate() and then again when returning to...

CVE-2024-56728

CVE-2024-56728: Linux kernel vulnerability in octeontx2-pf (otx2_ethtool.c) where otx2_mbox_get_rsp could return an error pointer that was not checked. The fix adds an explicit error pointer check after calling otx2_mbox_get_rsp(), preventing potential dereference of a NULL/err pointer. The vulne...

CVE-2024-57932

CVE-2024-57932 is resolved in the Linux kernel. It concerns the GVE/XDP path: dedicated XDP queues exist only when an XDP program is loaded and the interface is up. The NDO XDP XMIT callback must return early if no XDP program is loaded or if the interface is down. Otherwise, priv->num_xdp_que...

CVE-2024-57986

CVE-2024-57986 affects the Linux kernel HID core: Resolution Multiplier handling assumes valid Logical Collections and may set multiplier_collection to NULL, enabling a potential flaw. The issue was only partially fixed previously; the remaining case (none of the found collections being a Logical...

CVE-2024-58010

The CVE-2024-58010 issue is in the Linux kernel’s binfmt_flat handling, where on 32-bit systems the calculation of full_data could overflow: full_data = data_len + relocs * sizeof(unsigned long) when sizes/counts are not correctly bounded. This is reported to have been fixed in kernel releases (e...

CVE-2025-21642

CVE-2025-21642 affects the Linux kernel’s MPTCP subsystem. The issue arises from using current->nsproxy/netns when accessing per-netns data via sysctl entries (net/mptcp/ctrl.c), which can diverge from the netns the table is associated with. The described consequence is a general protection fa...

CVE-2025-21671

CVE-2025-21671 : In the Linux kernel’s zram subsystem, a path exists where, if zram_meta_alloc fails, the code frees the allocated zram->table without setting it to NULL. This can cause zram_meta_free to access the (now freed) table, i.e., a potential use-after-free on zram table if a device i...

CVE-2025-21855

Summary (CVE-2025-21855, Linux kernel): The ibmvnic driver is affected by a use-after-free in ibmvnic_xmit caused by referencing skb memory after flushing the transmit buffer to VIOS. A race between skb length access and memory free (triggered by VIOS interrupts) can lead to a UAF condition, as e...

CVE-2025-21881

CVE-2025-21881 describes a Linux kernel vulnerability in the uprobes code path, specifically in uprobe_write_opcode() where a zero page (zeropage) is rejected but not properly accounted. The issue arises when a zero pfn is written to a PTE without increasing the RSS counter, causing the zero foli...

CVE-2025-21966

Summary (CVE-2025-21966): Linux kernel vulnerability in the dm-flakey feature, where memory corruption could occur due to an incorrect parameter passed to bio_init in the optional corrupt_bio_byte path. The issue has been fixed in the kernel, with related fixes cited in public kernel patches (e.g...

CVE-2009-1192

CVE-2009-1192 affects the Linux kernel AGP subsystem (drivers/char/agp/generic.c) where two functions, agp_generic_alloc_page and agp_generic_alloc_pages, do not zero out pages that may later be exposed to a user-space process. This can allow local users to read pages and obtain sensitive informa...

CVE-2011-2517

The vulnerability CVE-2011-2517 affects the Linux kernel (pre-2.6.39.2) where multiple buffer overflows in net/wireless/nl80211.c can allow local users to gain privileges by exploiting a long SSID during scan operations when CAP_NET_ADMIN is available. Impact is local privilege escalation with co...

CVE-2014-0100

CVE-2014-0100 refers to a race condition in the Linux kernel’s inet_frag_intern function (net/ipv4/inet_fragment.c) that affects kernel versions up to 3.13.6. The vulnerability can be triggered by a large sequence of fragmented ICMP Echo Request packets under heavy CPU load, leading to a use-afte...

CVE-2014-5077

CVE-2014-5077 affects the Linux kernel’s SCTP code: the function sctp_assoc_update in net/sctp/associola.c (affected in kernel builds up to 3.15.8) can be triggered when SCTP authentication is enabled. An attacker can cause a denial of service via a NULL pointer dereference and kernel OOPS by ini...

CVE-2015-5283

CVE-2015-5283 affects the Linux kernel prior to 4.2.3. The sctp_init function in net/sctp/protocol.c uses an incorrect sequence of protocol-initialization steps, allowing a local attacker to cause a denial of service (panic or memory corruption) by creating SCTP sockets before all steps complete....

CVE-2016-6198

CVE-2016-6198 affects the Linux kernel (pre-4.5.5) in its OverlayFS path. The bug occurs when a file under OverlayFS is renamed to a self-hardlink, causing post-rename operations to run and potentially crash the kernel. Local users can trigger a denial of service (system crash) via a rename sysca...

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...