14801 matches found
CVE-2018-16597
CVE-2018-16597 affects the Linux kernel prior to version 4.8. The issue is an incorrect access check in overlayfs mounts, which could allow a local attacker to modify or truncate files on the underlying filesystem. The connected Nessus/OpenVAS advisories reference kernel updates to fix this vulne...
CVE-2011-1182
CVE-2011-1182 affects the Linux kernel’s signal handling: kernel/signal.c before 2.6.39 allows local users to spoof the UID and PID of a signal sender via sigqueueinfo. Affected in MiracleLinux 3 (kernel 2.6.18-274.1.AXS3) per AXSA-2011-313:06; the issue is described as a kill-signal spoofing vul...
CVE-2011-1576
CVE-2011-1576 affects the Linux kernel GRO offload path (napi_reuse_skb) used in Red Hat Enterprise Linux 5 (kernel 2.6.18) and Red Hat Enterprise Linux 6 (kernel 2.6.32) as deployed in RHEV Hypervisor. The advisory notes that remote attackers can trigger VLAN-packet processing to cause a denial ...
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-2011-4131
CVE-2011-4131 affects the Linux kernel’s NFSv4 GETACL handling: the NFSv4 implementation does not correctly manage bitmap sizes when replying, allowing a remote NFS server to trigger a denial of service (OOPS) by sending an excessive number of bitmap words. The issue is fixed in or after the 3.2....
CVE-2014-0069
The CVE-2014-0069 entry affects the Linux kernel (fs/cifs/file.c: cifs_iovec_write) up to version 3.13.5. The vulnerability stems from improper handling of uncached write operations that copy fewer bytes than requested, enabling local users to read kernel memory (information disclosure), cause me...
CVE-2014-2678
CVE-2014-2678 affects the Linux kernel (net/rds/iw.c). The rds_iw_laddr_check function can be triggered by a bind() on an RDS socket on systems lacking RDS transports, enabling local attackers to cause a NULL pointer dereference and a system crash (DoS). This is described as affecting kernels up ...
CVE-2014-4653
Summary (CVE-2014-4653) : The ALSA control implementation in the Linux kernel has a race/lock handling issue in sound/core/control.c. It does not ensure possession of a read/write lock, enabling a local attacker to trigger a denial of service (use-after-free) and to potentially read kernel memory...
CVE-2016-8632
CVE-2016-8632 affects the Linux kernel’s tipc_msg_build() in net/tipc/msg.c (up to version 4.8.11). The vulnerability stems from failing to validate the relationship between minimum fragment length and maximum packet size, enabling a local user with CAP_NET_ADMIN to gain privileges or cause a hea...
CVE-2017-16529
CVE-2017-16529 affects the Linux kernel’s snd_usb_create_streams in sound/usb/card.c, allowing a local attacker to trigger an out-of-bounds read and system crash via a crafted USB device, with impact described as a denial of service and potentially other effects. The issue is present in kernels p...
CVE-2017-16643
CVE-2017-16643 affects the Linux kernel, specifically the parse_hid_report_descriptor function in drivers/input/tablet/gtco.c, with exploitation possible via a crafted USB device. It allows a local user to trigger an out-of-bounds read and system crash (DoS) and potentially other impacts. The iss...
CVE-2017-7261
CVE-2017-7261 affects the Linux kernel driver vmwgfx. The vmw_surface_define_ioctl function in drivers/gpu/drm/vmwgfx/vmwgfx_surface.c does not check for a zero value of certain levels data, allowing a local user to cause a denial of service (ZERO_SIZE_PTR dereference, GP fault, and potentially a...
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-2021-47646
CVE-2021-47646 (Linux kernel) involves a crash triggered by interactions around block, bfq: honor already-setup queue merges. The vulnerability arose when the commit 2d52c58b9c9b was merged and later reverted by ebc69e897e17; that revert did not introduce the bug, but actually exposed a UAF cause...
CVE-2022-48976
The CVE-2022-48976 case concerns Linux kernel netfilter flowtable_offload. A preemptible path used __this_cpu_add in flow_offload_queue_work(), which could trigger a BUG when called from a workqueue without bh disabled. The fix replaces __this_cpu_add with NF_FLOW_TABLE_STAT_INC_ATOMIC() in flow_...
CVE-2022-49066
The CVE-2022-49066 issue affects the Linux kernel’s veth path. When a decapsulated packet is fed to a veth device with act_mirred, skb_headlen() may be 0, yet veth_xmit() forwards the skb to __dev_forward_skb() which unconditionally requires ETH_HLEN bytes of linear data. The root cause is the mi...
CVE-2022-49378
CVE-2022-49378 concerns a Linux kernel driver issue in the sfc/efx10 path where TX queue initialization can fail when modparam efx_separate_tx_channels=1 causes some channels to have only RX or only TX queues. The root cause is an incorrect determination of whether a channel has TX queues, which ...
CVE-2022-49433
The CVE-2022-49433 entry is confirmed with concrete details in connected advisories: in the Linux kernel RDMA/hfi1 driver, a path may call hfi1_free_devdata() with sdma_map_lock uninitialized if probe of hfi1 fails before sdma_map_lock is set up. This could lead to locking operations being perfor...
CVE-2022-49616
CVE-2022-49616 affects Linux kernel ASoC Realtek rt7*-sdw headset codecs. The rt700, rt711, and rt711-sdca drivers lacked a null check on the card pointer in jack_detect_handler, allowing potential NULL dereferences during driver bind/unbind tests. Patch/mitigation involves hardened jack_detect_h...
CVE-2023-52479
The CVE-2023-52479 issue is in the Linux kernel ksmbd SMB2 oplock handling, where a use-after-free occurs due to not dropping a reference to opinfo after smb20_oplock_break_ack. The provided documents state that the fix is to drop the reference after use of opinfo, resolving the use-after-free. T...
CVE-2023-52617
CVE-2023-52617 : Linux kernel PCI: switchtec device crash on surprise hot-remove fixed. The issue occurred when a PCI device was hot-removed while stdev->cdev was open; stdev_release() ran after switchtec_pci_remove(), risking a fatal page fault in DMA mode and a stale dev pointer during dma_f...
CVE-2023-52731
CVE-2023-52731 relates to the Linux kernel fbdev with deferred I/O. After a fbdev device is opened and closed, dirty pages can remain in the pageref list and may later be processed, risking memory/page corruption and an Oops. The fix adds cancellation of the delayed work and cleans up the pageref...
CVE-2023-52781
CVE-2023-52781 concerns the Linux kernel USB config BOS descriptor handling. In usb_get_bos_descriptor(), an iteration issue occurs when skipping USB_DT_DEVICE_CAPABILITY, causing the same descriptor to be read repeatedly. The fix introduces a goto to advance the pointer and bytes read so the fun...
CVE-2023-52988
CVE-2023-52988 — Linux kernel ALSA: hda/via : The issue arises in the HDA VIA path where snd_hda_get_connections() may return a negative error code, allowing an array access with a negative index in add_secret_dac_path(). This can lead to out-of-bounds access of the conn array, with potential imp...
CVE-2023-53026
CVE-2023-53026 — Linux kernel RDMA/core overflow in ib block iterator . The issue occurs when registering a DMA memory region (MR) after choosing a best-aligned page size, while iterating the sglist to split entries into DMA blocks. If the sg entry size and page size match in a way that the total...
CVE-2024-26793
CVE-2024-26793 affects the Linux kernel gtp subsystem. The issue is a use-after-free and null pointer dereference in gtp_newlink() caused by incorrect registration order of gtp_link_ops relative to gtp_net_ops pernet structures. Syzkaller observed a general protection fault in gtp_genl_dump_pdp w...
CVE-2024-27407
CVE-2024-27407 : In the Linux kernel, a vulnerability in the NTFS3 file system was fixed by adding an overflow check in mi_enum_attr() within fs/ntfs3. The issue was identified as a local, high-severity impact and is addressed by applying the patch described in the Ubuntu USN-7726-1 advisory, whi...
CVE-2024-27419
CVE-2024-27419 – Linux kernel data race in sysctl_net_busy_read The connected Astra Linux advisory and the initial description confirm a Linux kernel vulnerability: netrom: Fix data-races around sysctl_net_busy_read. The issue involved reading a sysctl value that could be modified concurrently, n...
CVE-2024-35826
CVE-2024-35826 — Linux kernel: fix page refcounts for unaligned buffers in __bio_release_pages(). This patch corrects the number of pages released for buffers that do not start at the beginning of a page, addressing a vulnerability in block I/O handling. Impact, as described in the FP: local acce...
CVE-2024-36946
CVE-2024-36946 is a Linux kernel local denial of service issue related to phonet: rtm_phonet_notify() skb allocation. The root cause is that fill_route() stores three components in the skb (rtmsg, RTA_DST, RTA_OIF) and rtm_phonet_notify() should allocate space via NLMSG_ALIGN(sizeof(struct rtmsg)...
CVE-2024-36959
In CVE-2024-36959, the Linux kernel pinctrl subsystem fixed a refcount leak in pinctrl_dt_to_map() when propname allocation fails. The code now drops the recently taken reference by calling pinctrl_dt_free_maps() directly to avoid leak and potential exploitation via local access. Affected: Linux ...
CVE-2024-41030
The CVE-2024-41030 vulnerability affects the Linux kernel’s ksmbd server: when opening a directory, write access could be inappropriately granted due to flags from the client, causing ksmbd to become incompatible with FUSE filesystems. The fix discards write access during directory opens, address...
CVE-2024-41096
CVE-2024-41096 : In the Linux kernel, KFENCE reported a use-after-free in PCI MSI handling during msi_capability_init. The root cause is an error-path path that unmasks a descriptor after it may have been freed, propagating a failure from __msi_domain_alloc_locked() back to pci_alloc_irq_vectors ...
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-2024-44957
CVE-2024-44957 is a Linux kernel issue affecting the Xen privcmd path, where irqfds handling could deadlock if mutexes were used under spin_lock_irqsave. The root cause is switching the synchronization primitive for irqfd wakeups from a mutex to a spinlock, due to EPOLLHUP being delivered to irqf...
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-2024-46865
CVE-2024-46865 (Linux kernel) : The vulnerability arises from improper initialization of a resource named “grc” in a code path using fou. If fou is NULL, the code may execute a goto out and use grc uninitialized, enabling an attacker with local access to trigger use of an uninitialized resource. ...
CVE-2024-49852
CVE-2024-49852 affects Linux kernel SCSI/ELX libefc code, where a use-after-free occurs in efc_nport_vport_del() due to dereferencing nport after its release. The root cause is that kref_put() may call nport->release (_efc_nport_free()) which frees nport, but the code subsequently dereferences...
CVE-2024-49877
CVE-2024-49877 : In the Linux kernel, OCFS2 may dereference a NULL pointer during cleanup in ocfs2_set_buffer_uptodate() when bh is NULL and flags do not include OCFS2_BH_READAHEAD. This can trigger a NULL pointer dereference in the investigated code path. The CVE is characterized as a local, low...
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-2024-50001
The CVE 2024-50001 entry affects the Linux kernel, specifically the net/mlx5 multi-packet WQE transmit path. The code that obtains a DMA mapping for the skb may fail under memory pressure; in the error path it erroneously unmaps one entry from the sq’s FIFO list of active mappings. Since the mapp...
CVE-2024-50088
CVE-2024-50088 affects the Linux kernel’s Btrfs filesystem code. The issue is in add_inode_ref(), where a name struct is not initialized when declared; if read_one_inode() returns NULL for either parent or inode, name.name is freed during cleanup without being initialized. This uninitialized free...
CVE-2024-50098
The CVE-2024-50098 issue affects the Linux kernel SCSI UFS core. The root cause was a deadlock during reboot at boot start: SDEV_QUIESCE was set for all logical units, causing an audio-driver thread to wait on blk_mq_submit_bio(), which held a mutex. The fix changes behavior by marking all LUs of...
CVE-2024-50145
Summary: CVE-2024-50145 concerns the Linux kernel octeon_ep driver. The root cause is the possibility that build_skb() returns NULL on memory allocation failure during RX processing in __octep_oq_process_rx(). The documented fix handles such skb allocation failures inside __octep_oq_process_rx():...
CVE-2024-50280
CVE-2024-50280 : In the Linux kernel, the dm cache feature was fixed to avoid warning in flush_work() when cache creation fails due to destroying an uninitialized delayed_work waker. Root cause: cancel_delayed_work_sync() remained in the error path of cache_create(), risking a WARN_ON in certain ...
CVE-2024-53151
The CVE-2024-53151 entry concerns Linux kernel svcrdma: an integer overflow in xdr_check_write_chunk() that uses an untrusted segcount to compute a buffer-parse size, potentially triggering a buffer overflow in 32-bit environments. The calculation segcount * rpcrdma_segment_maxsz * sizeof(*p) cre...
CVE-2024-53206
CVE-2024-53206 affects the Linux kernel TCP stack. The vulnerability is a use-after-free of the nreq in reqsk_timer_handler(), triggered when a reqsk is migrated and a retry occurs (e.g., on timeout). The cited fix replaces inet_csk_reqsk_queue_drop_and_put() with __inet_csk_reqsk_queue_drop() an...