8,681 results · Feed
-
High 8.4
KVM: nSVM: Ignore nCR3[4:0] when loading PDPTEs from memory
In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Ignore nCR3[4:0] when loading PDPTEs from memory Ignore nCR3[4:0] when loading PDPTEs from memory for nested SVM, as bits 4:0 of CR3 are ignored when PAE paging is used, and thus V…
-
Critical 9.8
nfsd: fix race between laundromat and free_stateid
In the Linux kernel, the following vulnerability has been resolved: nfsd: fix race between laundromat and free_stateid There is a race between laundromat handling of revoked delegations and a client sending free_stateid operation. Laundromat thread finds that…
-
High 7.3
arm64: probes: Remove broken LDR (literal) uprobe support
In the Linux kernel, the following vulnerability has been resolved: arm64: probes: Remove broken LDR (literal) uprobe support The simulate_ldr_literal() and simulate_ldrsw_literal() functions are unsafe to use for uprobes. Both functions were originally writt…
-
High 7.5
RDMA/mad: Improve handling of timed out WRs of mad agent
In the Linux kernel, the following vulnerability has been resolved: RDMA/mad: Improve handling of timed out WRs of mad agent Current timeout handler of mad agent acquires/releases mad_agent_priv lock for every timed out WRs. This causes heavy locking contenti…
-
High 7.3
nouveau/dmem: Fix vulnerability in migrate_to_ram upon copy error
In the Linux kernel, the following vulnerability has been resolved: nouveau/dmem: Fix vulnerability in migrate_to_ram upon copy error The `nouveau_dmem_copy_one` function ensures that the copy push command is sent to the device firmware but does not track whe…
-
High 7.8
bpf: support non-r10 register spill/fill to/from stack in precision tracking
In the Linux kernel, the following vulnerability has been resolved: bpf: support non-r10 register spill/fill to/from stack in precision tracking Use instruction (jump) history to record instructions that performed register spill/fill to/from stack, regardless…
-
High 7.8
blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race
In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race We're seeing crashes from rq_qos_wake_function that look like this: BUG: unable to handle page fault for address: ffffafe180…
-
High 7.8
parport: Proper fix for array out-of-bounds access
In the Linux kernel, the following vulnerability has been resolved: parport: Proper fix for array out-of-bounds access The recent fix for array out-of-bounds accesses replaced sprintf() calls blindly with snprintf(). However, since snprintf() returns the woul…
-
High 7.8
tty: n_gsm: Fix use-after-free in gsm_cleanup_mux
In the Linux kernel, the following vulnerability has been resolved: tty: n_gsm: Fix use-after-free in gsm_cleanup_mux BUG: KASAN: slab-use-after-free in gsm_cleanup_mux+0x77b/0x7b0 drivers/tty/n_gsm.c:3160 [n_gsm] Read of size 8 at addr ffff88815fe99c00 by ta…
-
High 7.8
uprobe: avoid out-of-bounds memory access of fetching args
In the Linux kernel, the following vulnerability has been resolved: uprobe: avoid out-of-bounds memory access of fetching args Uprobe needs to fetch args into a percpu buffer, and then copy to ring buffer to avoid non-atomic context problem. Sometimes user-sp…
-
Unscored —
nfc: nci: fix possible NULL pointer dereference in send_acknowledge()
In the Linux kernel, the following vulnerability has been resolved: nfc: nci: fix possible NULL pointer dereference in send_acknowledge() Handle memory allocation failure from nci_skb_alloc() (calling alloc_skb()) to avoid possible NULL pointer dereference.
-
Unscored —
media: pci: cx23885: check cx23885_vdev_init() return
In the Linux kernel, the following vulnerability has been resolved: media: pci: cx23885: check cx23885_vdev_init() return cx23885_vdev_init() can return a NULL pointer, but that pointer is used in the next line without a check. Add a NULL pointer check and go…
-
Unscored —
btrfs: qgroup: fix sleep from invalid context bug in btrfs_qgroup_inherit()
In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: fix sleep from invalid context bug in btrfs_qgroup_inherit() Syzkaller reported BUG as follows: BUG: sleeping function called from invalid context at include/linux/sched/mm.h:2…
-
Unscored —
iio: health: afe4404: Fix oob read in afe4404_[read|write]_raw
In the Linux kernel, the following vulnerability has been resolved: iio: health: afe4404: Fix oob read in afe4404_[read|write]_raw KASAN report out-of-bounds read as follows: BUG: KASAN: global-out-of-bounds in afe4404_read_raw+0x2ce/0x380 Read of size 4 at a…
-
Unscored —
iio: health: afe4403: Fix oob read in afe4403_read_raw
In the Linux kernel, the following vulnerability has been resolved: iio: health: afe4403: Fix oob read in afe4403_read_raw KASAN report out-of-bounds read as follows: BUG: KASAN: global-out-of-bounds in afe4403_read_raw+0x42e/0x4c0 Read of size 4 at addr ffff…
-
High 7.8
hwmon: (ibmpex) Fix possible UAF when ibmpex_register_bmc() fails
In the Linux kernel, the following vulnerability has been resolved: hwmon: (ibmpex) Fix possible UAF when ibmpex_register_bmc() fails Smatch report warning as follows: drivers/hwmon/ibmpex.c:509 ibmpex_register_bmc() warn: '&data->list' not removed from list …
-
Unscored —
ixgbevf: Fix resource leak in ixgbevf_init_module()
In the Linux kernel, the following vulnerability has been resolved: ixgbevf: Fix resource leak in ixgbevf_init_module() ixgbevf_init_module() won't destroy the workqueue created by create_singlethread_workqueue() when pci_register_driver() failed. Add destroy…
-
Unscored —
iavf: Fix error handling in iavf_init_module()
In the Linux kernel, the following vulnerability has been resolved: iavf: Fix error handling in iavf_init_module() The iavf_init_module() won't destroy workqueue when pci_register_driver() failed. Call destroy_workqueue() when pci_register_driver() failed to …
-
High 7.8
e100: Fix possible use after free in e100_xmit_prepare
In the Linux kernel, the following vulnerability has been resolved: e100: Fix possible use after free in e100_xmit_prepare In e100_xmit_prepare(), if we can't map the skb, then return -ENOMEM, so e100_xmit_frame() will return NETDEV_TX_BUSY and the upper laye…
-
High 7.8
net/mlx5e: Fix use-after-free when reverting termination table
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free when reverting termination table When having multiple dests with termination tables and second one or afterwards fails the driver reverts usage of term tables bu…
-
High 7.1
wifi: cfg80211: fix buffer overflow in elem comparison
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix buffer overflow in elem comparison For vendor elements, the code here assumes that 5 octets are present without checking. Since the element itself is already checked to fi…
-
Unscored —
net: phy: fix null-ptr-deref while probe() failed
In the Linux kernel, the following vulnerability has been resolved: net: phy: fix null-ptr-deref while probe() failed I got a null-ptr-deref report as following when doing fault injection test: BUG: kernel NULL pointer dereference, address: 0000000000000058 O…
-
Unscored —
net: ethernet: nixge: fix NULL dereference
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: nixge: fix NULL dereference In function nixge_hw_dma_bd_release() dereference of NULL pointer priv->rx_bd_v is possible for the case of its allocation failure in nixge_hw_dma_b…
-
Unscored —
net/9p: Fix a potential socket leak in p9_socket_open
In the Linux kernel, the following vulnerability has been resolved: net/9p: Fix a potential socket leak in p9_socket_open Both p9_fd_create_tcp() and p9_fd_create_unix() will call p9_socket_open(). If the creation of p9_trans_fd fails, p9_fd_create_tcp() and …
-
High 7.8
net: tun: Fix use-after-free in tun_detach()
In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix use-after-free in tun_detach() syzbot reported use-after-free in tun_detach() [1]. This causes call trace like below: ===========================================================…
-
High 8.8
net: hsr: Fix potential use-after-free
In the Linux kernel, the following vulnerability has been resolved: net: hsr: Fix potential use-after-free The skb is delivered to netif_rx() which may free it, after calling this, dereferencing skb may trigger use-after-free.
-
Unscored —
sctp: fix memory leak in sctp_stream_outq_migrate()
In the Linux kernel, the following vulnerability has been resolved: sctp: fix memory leak in sctp_stream_outq_migrate() When sctp_stream_outq_migrate() is called to release stream out resources, the memory pointed to by prio_head in stream out is not released…
-
Unscored —
hwmon: (coretemp) fix pci device refcount leak in nv1a_ram_new()
In the Linux kernel, the following vulnerability has been resolved: hwmon: (coretemp) fix pci device refcount leak in nv1a_ram_new() As comment of pci_get_domain_bus_and_slot() says, it returns a pci device with refcount increment, when finish using it, the c…
-
Unscored —
hwmon: (coretemp) Check for null before removing sysfs attrs
In the Linux kernel, the following vulnerability has been resolved: hwmon: (coretemp) Check for null before removing sysfs attrs If coretemp_add_core() gets an error then pdata->core_data[indx] is already NULL and has been kfreed. Don't pass that to sysfs_rem…
-
Unscored —
nilfs2: fix NULL pointer dereference in nilfs_palloc_commit_free_entry()
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL pointer dereference in nilfs_palloc_commit_free_entry() Syzbot reported a null-ptr-deref bug: NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequenc…
-
Unscored —
ASoC: ops: Fix bounds check for _sx controls
In the Linux kernel, the following vulnerability has been resolved: ASoC: ops: Fix bounds check for _sx controls For _sx controls the semantics of the max field is not the usual one, max is the number of steps rather than the maximum value. This means that ou…
-
Unscored —
tracing: Free buffers when a used dynamic event is removed
In the Linux kernel, the following vulnerability has been resolved: tracing: Free buffers when a used dynamic event is removed After 65536 dynamic events have been added and removed, the "type" field of the event then uses the first type number that is availa…
-
Unscored —
iommu/vt-d: Fix PCI device refcount leak in dmar_dev_scope_init()
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix PCI device refcount leak in dmar_dev_scope_init() for_each_pci_dev() is implemented by pci_get_device(). The comment of pci_get_device() says that it will increase the referen…
-
High 7.1
ipv4: Handle attempt to delete multipath route when fib_info contains an nh reference
In the Linux kernel, the following vulnerability has been resolved: ipv4: Handle attempt to delete multipath route when fib_info contains an nh reference Gwangun Jung reported a slab-out-of-bounds access in fib_nh_match: fib_nh_match+0xf98/0x1130 linux-6.0-rc…
-
Unscored —
iommu/vt-d: Fix PCI device refcount leak in has_external_pci()
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix PCI device refcount leak in has_external_pci() for_each_pci_dev() is implemented by pci_get_device(). The comment of pci_get_device() says that it will increase the reference …
-
Unscored —
char: tpm: Protect tpm_pm_suspend with locks
In the Linux kernel, the following vulnerability has been resolved: char: tpm: Protect tpm_pm_suspend with locks Currently tpm transactions are executed unconditionally in tpm_pm_suspend() function, which may lead to races with other tpm accessors in the syst…
-
Unscored —
ALSA: seq: Fix function prototype mismatch in snd_seq_expand_var_event
In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix function prototype mismatch in snd_seq_expand_var_event With clang's kernel control flow integrity (kCFI, CONFIG_CFI_CLANG), indirect call targets are validated against the exp…
-
Unscored —
ASoC: soc-pcm: Add NULL check in BE reparenting
In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-pcm: Add NULL check in BE reparenting Add NULL check in dpcm_be_reparent API, to handle kernel NULL pointer dereference error. The issue occurred in fuzzing test.
-
High 8.8
mm/khugepaged: invoke MMU notifiers in shmem/file collapse paths
In the Linux kernel, the following vulnerability has been resolved: mm/khugepaged: invoke MMU notifiers in shmem/file collapse paths Any codepath that zaps page table entries must invoke MMU notifiers to ensure that secondary MMUs (like KVM) don't keep access…
-
High 7.8
memcg: fix possible use-after-free in memcg_write_event_control()
In the Linux kernel, the following vulnerability has been resolved: memcg: fix possible use-after-free in memcg_write_event_control() memcg_write_event_control() accesses the dentry->d_name of the specified control fd to route the write call. As a cgroup inte…