6,728 results · Feed
-
High 7.0
RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path
In the Linux kernel, the following vulnerability has been resolved: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path Sashiko points out that pvrdma_uar_free() is already called within pvrdma_dealloc_ucontext(), so calling it before trigg…
-
Unscored —
wifi: rsi: fix kthread lifetime race between self-exit and external-stop
In the Linux kernel, the following vulnerability has been resolved: wifi: rsi: fix kthread lifetime race between self-exit and external-stop RSI driver use both self-exit(kthread_complete_and_exit) and external-stop (kthread_stop) when killing a kthread. Gene…
-
Unscored —
Bluetooth: virtio_bt: validate rx pkt_type header length
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: virtio_bt: validate rx pkt_type header length virtbt_rx_handle() reads the leading pkt_type byte from the RX skb and forwards the remainder to hci_recv_frame() for every event/ACL/…
-
Critical 9.1
smb/client: fix out-of-bounds read in symlink_data()
In the Linux kernel, the following vulnerability has been resolved: smb/client: fix out-of-bounds read in symlink_data() Since smb2_check_message() returns success without length validation for the symlink error response, in symlink_data() it is possible for …
-
High 7.8
RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event()
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event() Sashiko points out the radix_tree itself is RCU safe, but nothing ever frees the mlx4_srq struct with RCU, and it isn't even accessed within …
-
Unscored —
wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task Watchdog task might end between send_sig() and kthread_stop() calls, what results in the use-after-free issue. F…
-
High 7.8
RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq()
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq() Sashiko points out that mlx4_srq_alloc() was not undone during error unwind, add the missing call to mlx4_srq_free().
-
High 7.5
ipmi: Add limits to event and receive message requests
In the Linux kernel, the following vulnerability has been resolved: ipmi: Add limits to event and receive message requests The driver would just fetch events and receive messages until the BMC said it was done. To avoid issues with BMCs that never say they ar…
-
High 7.8
RDMA/mlx5: Fix error path fall-through in mlx5_ib_dev_res_srq_init()
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix error path fall-through in mlx5_ib_dev_res_srq_init() mlx5_ib_dev_res_srq_init() allocates two SRQs, s0 and s1. When ib_create_srq() fails for s1, the error branch destroys s0 …
-
High 7.1
f2fs: fix fsck inconsistency caused by FGGC of node block
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix fsck inconsistency caused by FGGC of node block During FGGC node block migration, fsck may incorrectly treat the migrated node block as fsync-written data. The reproduction scenario…
-
High 8.8
x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache
In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache Make sure resources are not improperly shared in the op cache and cause instruction corruption this way.
-
High 7.8
exit: prevent preemption of oopsing TASK_DEAD task
In the Linux kernel, the following vulnerability has been resolved: exit: prevent preemption of oopsing TASK_DEAD task When an already-exiting task oopses, make_task_dead() currently calls do_task_dead() with preemption enabled. That is forbidden: do_task_dea…
-
Unscored —
ipv6: xfrm6: release dst on error in xfrm6_rcv_encap()
In the Linux kernel, the following vulnerability has been resolved: ipv6: xfrm6: release dst on error in xfrm6_rcv_encap() xfrm6_rcv_encap() performs an IPv6 route lookup when the skb does not already have a dst attached. ip6_route_input_lookup() returns a re…
-
Unscored —
mptcp: pm: ADD_ADDR rtx: free sk if last
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: free sk if last When an ADD_ADDR is retransmitted, the sk is held in sk_reset_timer(), and released at the end. If at that moment, it was the last reference being hel…
-
Unscored —
riscv: kvm: fix vector context allocation leak
In the Linux kernel, the following vulnerability has been resolved: riscv: kvm: fix vector context allocation leak When the second kzalloc (host_context.vector.datap) fails in kvm_riscv_vcpu_alloc_vector_context, the first allocation (guest_context.vector.dat…
-
Unscored —
mptcp: fix scheduling with atomic in timestamp sockopt
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix scheduling with atomic in timestamp sockopt Using lock_sock_fast() (atomic context) around sock_set_timestamp() and sock_set_timestamping() is unsafe, as both helpers can sleep. Re…
-
Unscored —
usb: usblp: fix uninitialized heap leak via LPGETSTATUS ioctl
In the Linux kernel, the following vulnerability has been resolved: usb: usblp: fix uninitialized heap leak via LPGETSTATUS ioctl Just like in a previous problem in this driver, usblp_ctrl_msg() will collapse the usb_control_msg() return value to 0/-errno, di…
-
Unscored —
openvswitch: vport: fix self-deadlock on release of tunnel ports
In the Linux kernel, the following vulnerability has been resolved: openvswitch: vport: fix self-deadlock on release of tunnel ports vports are used concurrently and protected by RCU, so netdev_put() must happen after the RCU grace period. So, either in an RC…
-
High 7.0
btrfs: fix double free in create_space_info_sub_group() error path
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free in create_space_info_sub_group() error path When kobject_init_and_add() fails, the call chain is: create_space_info_sub_group() -> btrfs_sysfs_add_space_info_type() -> …
-
Unscored —
wifi: b43legacy: enforce bounds check on firmware key index in RX path
In the Linux kernel, the following vulnerability has been resolved: wifi: b43legacy: enforce bounds check on firmware key index in RX path Same fix as b43: the firmware-controlled key index in b43legacy_rx() can exceed dev->max_nr_keys. The existing B43legacy…
-
Unscored —
md/raid10: fix divide-by-zero in setup_geo() with zero far_copies
In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix divide-by-zero in setup_geo() with zero far_copies setup_geo() extracts near_copies (nc) and far_copies (fc) from the user-provided layout parameter without checking for zero. …
-
Unscored —
btrfs: fix missing last_unlink_trans update when removing a directory
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix missing last_unlink_trans update when removing a directory When removing a directory we are not updating its last_unlink_trans field, which can result in incorrect fsync behaviour …
-
Unscored —
btrfs: fix btrfs_ioctl_space_info() slot_count TOCTOU which can lead to info-leak
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix btrfs_ioctl_space_info() slot_count TOCTOU which can lead to info-leak btrfs_ioctl_space_info() has a TOCTOU race between two passes over the block group RAID type lists. The first…
-
Unscored —
mptcp: pm: ADD_ADDR rtx: always decrease sk refcount
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: always decrease sk refcount When an ADD_ADDR is retransmitted, the sk is held in sk_reset_timer(). It should then be released in all cases at the end. Some (unlikely)…
-
Unscored —
LoongArch: Fix potential ADE in loongson_gpu_fixup_dma_hang()
In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix potential ADE in loongson_gpu_fixup_dma_hang() The switch case in loongson_gpu_fixup_dma_hang() may not DC2 or DC3, and readl(crtc_reg) will access with random address, because…
-
Critical 9.1
smb/client: fix out-of-bounds read in smb2_compound_op()
In the Linux kernel, the following vulnerability has been resolved: smb/client: fix out-of-bounds read in smb2_compound_op() If a server sends a truncated response but a large OutputBufferLength, and terminates the EA list early, check_wsl_eas() returns succe…
-
Unscored —
8021q: delete cleared egress QoS mappings
In the Linux kernel, the following vulnerability has been resolved: 8021q: delete cleared egress QoS mappings vlan_dev_set_egress_priority() currently keeps cleared egress priority mappings in the hash as tombstones. Repeated set/clear cycles with distinct sk…
-
High 8.8
wifi: mac80211: drop stray 'static' from fast-RX rx_result
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: drop stray 'static' from fast-RX rx_result ieee80211_invoke_fast_rx() is documented as safe for parallel RX, but its per-invocation rx_result is declared static. Concurrent ca…
-
Unscored —
usb: usblp: fix heap leak in IEEE 1284 device ID via short response
In the Linux kernel, the following vulnerability has been resolved: usb: usblp: fix heap leak in IEEE 1284 device ID via short response usblp_ctrl_msg() collapses the usb_control_msg() return value to 0/-errno, discarding the actual number of bytes transferre…
-
High 7.1
fanotify: fix false positive on permission events
In the Linux kernel, the following vulnerability has been resolved: fanotify: fix false positive on permission events fsnotify_get_mark_safe() may return false for a mark on an unrelated group, which results in bypassing the permission check. Fix by skipping …
-
High 7.1
scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show()
In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show() target_tg_pt_gp_members_show() formats LUN paths with snprintf() into a 256-byte stack buffer, then will memcpy() cu…
-
Unscored —
KVM: arm64: Fix pin leak and publication ordering in __pkvm_init_vcpu()
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix pin leak and publication ordering in __pkvm_init_vcpu() Two bugs exist in the vCPU initialisation path: 1. If a check fails after hyp_pin_shared_mem() succeeds, the cleanup pa…
-
Unscored —
ALSA: usb-audio: Avoid potential endless loop in convert_chmap_v3()
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Avoid potential endless loop in convert_chmap_v3() The convert_chmap_v3() has a loop with its increment size of cs_desc->wLength, but we forgot to validate cs_desc->wLength i…
-
High 7.8
RDMA/mana: Validate rx_hash_key_len
In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rx_hash_key_len Sashiko points out that rx_hash_key_len comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds …
-
Unscored —
RDMA/mana: Fix error unwind in mana_ib_create_qp_rss()
In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Fix error unwind in mana_ib_create_qp_rss() Sashiko points out that mana_ib_cfg_vport_steering() is leaked, the normal destroy path cleans it up.
-
Unscored —
net: libwx: fix VF illegal register access
In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix VF illegal register access Register WX_CFG_PORT_ST is a PF restricted register. When a VF is initialized, attempting to read this register triggers an illegal register access,…
-
Unscored —
Bluetooth: btmtk: validate WMT event SKB length before struct access
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: validate WMT event SKB length before struct access btmtk_usb_hci_wmt_sync() casts the WMT event response SKB data to struct btmtk_hci_wmt_evt (7 bytes) and struct btmtk_hci_…
-
High 8.1
Bluetooth: hci_event: Fix OOB read and infinite loop in hci_le_create_big_complete_evt
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: Fix OOB read and infinite loop in hci_le_create_big_complete_evt hci_le_create_big_complete_evt() iterates over BT_BOUND connections for a BIG handle using a while loop,…
-
Critical 9.8
mptcp: pm: ADD_ADDR rtx: fix potential data-race
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: fix potential data-race This mptcp_pm_add_timer() helper is executed as a timer callback in softirq context. To avoid any data races, the socket lock needs to be held…
-
Unscored —
wifi: mt76: mt7921: fix a potential clc buffer length underflow
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fix a potential clc buffer length underflow The buf_len is used to limit the iterations for retrieving the country power setting and may underflow under certain conditions…