8,106 results · Feed
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Unscored —
netlink: do not hard code device address lenth in fdb dumps
In the Linux kernel, the following vulnerability has been resolved: netlink: do not hard code device address lenth in fdb dumps syzbot reports that some netdev devices do not have a six bytes address [1] Replace ETH_ALEN by dev->addr_len. [1] (Case of a devic…
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High 7.8
hfs: fix missing hfs_bnode_get() in __hfs_bnode_create
In the Linux kernel, the following vulnerability has been resolved: hfs: fix missing hfs_bnode_get() in __hfs_bnode_create Syzbot found a kernel BUG in hfs_bnode_put(): kernel BUG at fs/hfs/bnode.c:466! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: …
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Unscored —
tty: serial: samsung_tty: Fix a memory leak in s3c24xx_serial_getclk() in case of error
In the Linux kernel, the following vulnerability has been resolved: tty: serial: samsung_tty: Fix a memory leak in s3c24xx_serial_getclk() in case of error If clk_get_rate() fails, the clk that has just been allocated needs to be freed.
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Unscored —
of: overlay: Call of_changeset_init() early
In the Linux kernel, the following vulnerability has been resolved: of: overlay: Call of_changeset_init() early When of_overlay_fdt_apply() fails, the changeset may be partially applied, and the caller is still expected to call of_overlay_remove() to clean up…
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Unscored —
netlink: annotate accesses to nlk->cb_running
In the Linux kernel, the following vulnerability has been resolved: netlink: annotate accesses to nlk->cb_running Both netlink_recvmsg() and netlink_native_seq_show() read nlk->cb_running locklessly. Use READ_ONCE() there. Add corresponding WRITE_ONCE() to ne…
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Unscored —
iavf: use internal state to free traffic IRQs
In the Linux kernel, the following vulnerability has been resolved: iavf: use internal state to free traffic IRQs If the system tries to close the netdev while iavf_reset_task() is running, __LINK_STATE_START will be cleared and netif_running() will return fa…
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Unscored —
drm/msm: fix workqueue leak on bind errors
In the Linux kernel, the following vulnerability has been resolved: drm/msm: fix workqueue leak on bind errors Make sure to destroy the workqueue also in case of early errors during bind (e.g. a subcomponent failing to bind). Since commit c3b790ea07a1 ("drm: …
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Unscored —
usb-storage: alauda: Fix uninit-value in alauda_check_media()
In the Linux kernel, the following vulnerability has been resolved: usb-storage: alauda: Fix uninit-value in alauda_check_media() Syzbot got KMSAN to complain about access to an uninitialized value in the alauda subdriver of usb-storage: BUG: KMSAN: uninit-va…
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High 7.8
f2fs: fix to do sanity check on direct node in truncate_dnode()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on direct node in truncate_dnode() syzbot reports below bug: BUG: KASAN: slab-use-after-free in f2fs_truncate_data_blocks_range+0x122a/0x14c0 fs/f2fs/file.c:574 R…
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Unscored —
nilfs2: fix infinite loop in nilfs_mdt_get_block()
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix infinite loop in nilfs_mdt_get_block() If the disk image that nilfs2 mounts is corrupted and a virtual block address obtained by block lookup for a metadata file is invalid, nilfs…
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Unscored —
devlink: report devlink_port_type_warn source device
In the Linux kernel, the following vulnerability has been resolved: devlink: report devlink_port_type_warn source device devlink_port_type_warn is scheduled for port devlink and warning when the port type is not set. But from this warning it is not easy found…
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Unscored —
usb: early: xhci-dbc: Fix a potential out-of-bound memory access
In the Linux kernel, the following vulnerability has been resolved: usb: early: xhci-dbc: Fix a potential out-of-bound memory access If xdbc_bulk_write() fails, the values in 'buf' can be anything. So the string is not guaranteed to be NULL terminated when xd…
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Unscored —
dccp: fix data-race around dp->dccps_mss_cache
In the Linux kernel, the following vulnerability has been resolved: dccp: fix data-race around dp->dccps_mss_cache dccp_sendmsg() reads dp->dccps_mss_cache before locking the socket. Same thing in do_dccp_getsockopt(). Add READ_ONCE()/WRITE_ONCE() annotations…
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Unscored —
iio: adc: ina2xx: avoid NULL pointer dereference on OF device match
In the Linux kernel, the following vulnerability has been resolved: iio: adc: ina2xx: avoid NULL pointer dereference on OF device match The affected lines were resulting in a NULL pointer dereference on our platform because the device tree contained the follo…
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Unscored —
md/raid10: fix null-ptr-deref in raid10_sync_request
In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix null-ptr-deref in raid10_sync_request init_resync() inits mempool and sets conf->have_replacemnt at the beginning of sync, close_sync() frees the mempool when sync is completed…
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Unscored —
net: read sk->sk_family once in sk_mc_loop()
In the Linux kernel, the following vulnerability has been resolved: net: read sk->sk_family once in sk_mc_loop() syzbot is playing with IPV6_ADDRFORM quite a lot these days, and managed to hit the WARN_ON_ONCE(1) in sk_mc_loop() We have many more similar issu…
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High 7.8
f2fs: flush inode if atomic file is aborted
In the Linux kernel, the following vulnerability has been resolved: f2fs: flush inode if atomic file is aborted Let's flush the inode being aborted atomic operation to avoid stale dirty inode during eviction in this call stack: f2fs_mark_inode_dirty_sync+0x22…
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High 8.8
Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp}
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp} Similar to commit d0be8347c623 ("Bluetooth: L2CAP: Fix use-after-free caused by l2cap_chan_put"), just use l2cap_chan_hold_u…
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Unscored —
ubi: Fix UAF wear-leveling entry in eraseblk_count_seq_show()
In the Linux kernel, the following vulnerability has been resolved: ubi: Fix UAF wear-leveling entry in eraseblk_count_seq_show() Wear-leveling entry could be freed in error path, which may be accessed again in eraseblk_count_seq_show(), for example: __erase_…
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Unscored —
kcm: Fix error handling for SOCK_DGRAM in kcm_sendmsg().
In the Linux kernel, the following vulnerability has been resolved: kcm: Fix error handling for SOCK_DGRAM in kcm_sendmsg(). syzkaller found a memory leak in kcm_sendmsg(), and commit c821a88bd720 ("kcm: Fix memory leak in error path of kcm_sendmsg()") suppre…
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High 7.8
netlink: annotate lockless accesses to nlk->max_recvmsg_len
In the Linux kernel, the following vulnerability has been resolved: netlink: annotate lockless accesses to nlk->max_recvmsg_len syzbot reported a data-race in data-race in netlink_recvmsg() [1] Indeed, netlink_recvmsg() can be run concurrently, and netlink_du…
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Unscored —
ip6_vti: fix slab-use-after-free in decode_session6
In the Linux kernel, the following vulnerability has been resolved: ip6_vti: fix slab-use-after-free in decode_session6 When ipv6_vti device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-aft…
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Unscored —
wifi: brcmfmac: fix invalid address access when enabling SCAN log level
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix invalid address access when enabling SCAN log level The variable i is changed when setting random MAC address and causes invalid address access when printing the value of …
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High 7.0
ipmi: fix use after free in _ipmi_destroy_user()
In the Linux kernel, the following vulnerability has been resolved: ipmi: fix use after free in _ipmi_destroy_user() The intf_free() function frees the "intf" pointer so we cannot dereference it again on the next line.
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High 7.5
net: rds: don't hold sock lock when cancelling work from rds_tcp_reset_callbacks()
In the Linux kernel, the following vulnerability has been resolved: net: rds: don't hold sock lock when cancelling work from rds_tcp_reset_callbacks() syzbot is reporting lockdep warning at rds_tcp_reset_callbacks() [1], for commit ac3615e7f3cffe2a ("RDS: TCP…
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High 7.8
ext4: fix use-after-free in ext4_orphan_cleanup
In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in ext4_orphan_cleanup I caught a issue as follows: ================================================================== BUG: KASAN: use-after-free in __list_add_valid+…
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Unscored —
mailbox: zynq-ipi: fix error handling while device_register() fails
In the Linux kernel, the following vulnerability has been resolved: mailbox: zynq-ipi: fix error handling while device_register() fails If device_register() fails, it has two issues: 1. The name allocated by dev_set_name() is leaked. 2. The parent of device i…
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High 7.5
RDMA/rxe: Fix "kernel NULL pointer dereference" error
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix "kernel NULL pointer dereference" error When rxe_queue_init in the function rxe_qp_init_req fails, both qp->req.task.func and qp->req.task.arg are not initialized. Because of cr…
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Unscored —
mmc: omap_hsmmc: fix return value check of mmc_add_host()
In the Linux kernel, the following vulnerability has been resolved: mmc: omap_hsmmc: fix return value check of mmc_add_host() mmc_add_host() may return error, if we ignore its return value, it will lead two issues: 1. The memory that allocated in mmc_alloc_ho…
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Unscored —
misc: ocxl: fix possible name leak in ocxl_file_register_afu()
In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: fix possible name leak in ocxl_file_register_afu() If device_register() returns error in ocxl_file_register_afu(), the name allocated by dev_set_name() need be freed. As comment o…
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High 7.5
ext4: fix deadlock due to mbcache entry corruption
In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadlock infinitely looping inside ext4_xattr_block_set() where we constantly keep finding xattr bloc…
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Critical 9.8
RDMA/siw: Fix QP destroy to wait for all references dropped.
In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix QP destroy to wait for all references dropped. Delay QP destroy completion until all siw references to QP are dropped. The calling RDMA core will free QP structure after success…
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Unscored —
media: dvb-frontends: fix leak of memory fw
In the Linux kernel, the following vulnerability has been resolved: media: dvb-frontends: fix leak of memory fw
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Unscored —
wifi: ipw2200: fix memory leak in ipw_wdev_init()
In the Linux kernel, the following vulnerability has been resolved: wifi: ipw2200: fix memory leak in ipw_wdev_init() In the error path of ipw_wdev_init(), exception value is returned, and the memory applied for in the function is not released. Also the memor…
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Unscored —
hwrng: geode - Fix PCI device refcount leak
In the Linux kernel, the following vulnerability has been resolved: hwrng: geode - Fix PCI device refcount leak for_each_pci_dev() is implemented by pci_get_device(). The comment of pci_get_device() says that it will increase the reference count for the retur…
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Unscored —
loop: loop_set_status_from_info() check before assignment
In the Linux kernel, the following vulnerability has been resolved: loop: loop_set_status_from_info() check before assignment In loop_set_status_from_info(), lo->lo_offset and lo->lo_sizelimit should be checked before reassignment, because if an overflow erro…
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High 7.8
amdgpu: validate offset_in_bo of drm_amdgpu_gem_va
In the Linux kernel, the following vulnerability has been resolved: amdgpu: validate offset_in_bo of drm_amdgpu_gem_va This is motivated by OOB access in amdgpu_vm_update_range when offset_in_bo+map_size overflows. v2: keep the validations in amdgpu_vm_bo_map…
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Unscored —
ARM: zynq: Fix refcount leak in zynq_early_slcr_init
In the Linux kernel, the following vulnerability has been resolved: ARM: zynq: Fix refcount leak in zynq_early_slcr_init of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on error path. Add missing of_node…
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High 7.5
crypto: lib/mpi - avoid null pointer deref in mpi_cmp_ui()
In the Linux kernel, the following vulnerability has been resolved: crypto: lib/mpi - avoid null pointer deref in mpi_cmp_ui() During NVMeTCP Authentication a controller can trigger a kernel oops by specifying the 8192 bit Diffie Hellman group and passing a c…
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High 7.8
drm/amdkfd: fix potential kgd_mem UAFs
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix potential kgd_mem UAFs kgd_mem pointers returned by kfd_process_device_translate_handle are only guaranteed to be valid while p->mutex is held. As soon as the mutex is unlocke…