16,107 results · Feed
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Unscored —
scsi: qedf: Fix NULL dereference in error handling
In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Fix NULL dereference in error handling Smatch reported: drivers/scsi/qedf/qedf_main.c:3056 qedf_alloc_global_queues() warn: missing unwind goto? At this point in the function, not…
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Unscored —
tty: serial: imx: disable Ageing Timer interrupt request irq
In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There maybe pending USR interrupt before requesting irq, however uart_add_one_port has not executed, so there will be kernel panic…
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High 7.6
wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace A received TKIP key may be up to 32 bytes because it may contain MIC rx/tx keys too. These are not used by iwl and copy…
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High 7.1
iomap: Fix possible overflow condition in iomap_write_delalloc_scan
In the Linux kernel, the following vulnerability has been resolved: iomap: Fix possible overflow condition in iomap_write_delalloc_scan folio_next_index() returns an unsigned long value which left shifted by PAGE_SHIFT could possibly cause an overflow on 32-b…
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High 7.1
media: av7110: prevent underflow in write_ts_to_decoder()
In the Linux kernel, the following vulnerability has been resolved: media: av7110: prevent underflow in write_ts_to_decoder() The buf[4] value comes from the user via ts_play(). It is a value in the u8 range. The final length we pass to av7110_ipack_instant_r…
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Unscored —
bpf: Address KCSAN report on bpf_lru_list
In the Linux kernel, the following vulnerability has been resolved: bpf: Address KCSAN report on bpf_lru_list KCSAN reported a data-race when accessing node->ref. Although node->ref does not have to be accurate, take this chance to use a more common READ_ONCE…
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Unscored —
btrfs: release path before inode lookup during the ino lookup ioctl
In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before inode lookup during the ino lookup ioctl During the ino lookup ioctl we can end up calling btrfs_iget() to get an inode reference while we are holding on a root's b…
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Unscored —
media: tuners: qt1010: replace BUG_ON with a regular error
In the Linux kernel, the following vulnerability has been resolved: media: tuners: qt1010: replace BUG_ON with a regular error BUG_ON is unnecessary here, and in addition it confuses smatch. Replacing this with an error return help resolve this smatch warning…
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Critical 9.8
cifs: fix potential race when tree connecting ipc
In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCP_Server_Info::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-aft…
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Unscored —
media: uvcvideo: Fix memory leak in uvc_gpio_parse
In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Fix memory leak in uvc_gpio_parse Previously the unit buffer was allocated before checking the IRQ for privacy GPIO. In case of error, the unit buffer was leaked. Allocate th…
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Unscored —
bpf: Prevent decl_tag from being referenced in func_proto arg
In the Linux kernel, the following vulnerability has been resolved: bpf: Prevent decl_tag from being referenced in func_proto arg Syzkaller managed to hit another decl_tag issue: btf_func_proto_check kernel/bpf/btf.c:4506 [inline] btf_check_all_types kernel/b…
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Unscored —
wifi: ath9k: Fix use-after-free in ath9k_hif_usb_disconnect()
In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: Fix use-after-free in ath9k_hif_usb_disconnect() This patch fixes a use-after-free in ath9k that occurs in ath9k_hif_usb_disconnect() when ath9k_destroy_wmi() is trying to access…
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High 8.8
wifi: ath10k: add peer map clean up for peer delete in ath10k_sta_state()
In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: add peer map clean up for peer delete in ath10k_sta_state() When peer delete failed in a disconnect operation, use-after-free detected by KFENCE in below log. It is because for …
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Unscored —
gpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init()
In the Linux kernel, the following vulnerability has been resolved: gpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init() A NULL check for bridge->encoder shows that it may be NULL, but it already been dereferenced on all paths leading …
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Unscored —
objtool: Fix SEGFAULT
In the Linux kernel, the following vulnerability has been resolved: objtool: Fix SEGFAULT find_insn() will return NULL in case of failure. Check insn in order to avoid a kernel Oops for NULL pointer dereference.
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Unscored —
net: broadcom: bcm4908_enet: update TX stats after actual transmission
In the Linux kernel, the following vulnerability has been resolved: net: broadcom: bcm4908_enet: update TX stats after actual transmission Queueing packets doesn't guarantee their transmission. Update TX stats after hardware confirms consuming submitted data.…
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Unscored —
usb: musb: Fix musb_gadget.c rxstate overflow bug
In the Linux kernel, the following vulnerability has been resolved: usb: musb: Fix musb_gadget.c rxstate overflow bug The usb function device call musb_gadget_queue() adds the passed request to musb_ep::req_list,If the (request->length > musb_ep->packet_sz) a…
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Unscored —
of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop()
In the Linux kernel, the following vulnerability has been resolved: of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop() When kmalloc() fail to allocate memory in kasprintf(), fn_1 or fn_2 will be NULL, and strcmp…
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Unscored —
MIPS: fw: Allow firmware to pass a empty env
In the Linux kernel, the following vulnerability has been resolved: MIPS: fw: Allow firmware to pass a empty env fw_getenv will use env entry to determine style of env, however it is legal for firmware to just pass a empty list. Check if first entry exist bef…
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Unscored —
fbdev: udlfb: Fix endpoint check
In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: Fix endpoint check The syzbot fuzzer detected a problem in the udlfb driver, caused by an endpoint not having the expected type: usb 1-1: Read EDID byte 0 failed: -71 usb 1-1: U…
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Unscored —
wifi: ath11k: Fix memory leak in ath11k_peer_rx_frag_setup
In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fix memory leak in ath11k_peer_rx_frag_setup crypto_alloc_shash() allocates resources, which should be released by crypto_free_shash(). When ath11k_peer_find() fails, there has …
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Unscored —
RDMA/srpt: Add a check for valid 'mad_agent' pointer
In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: Add a check for valid 'mad_agent' pointer When unregistering MAD agent, srpt module has a non-null check for 'mad_agent' pointer before invoking ib_unregister_mad_agent(). This che…
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Unscored —
xfrm: Fix leak of dev tracker
In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix leak of dev tracker At the stage of direction checks, the netdev reference tracker is already initialized, but released with wrong *_put() call.
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Unscored —
fs/ntfs3: Fix a possible null-pointer dereference in ni_clear()
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix a possible null-pointer dereference in ni_clear() In a previous commit c1006bd13146, ni->mi.mrec in ni_write_inode() could be NULL, and thus a NULL check is added for this varia…
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Unscored —
blk-cgroup: Fix NULL deref caused by blkg_policy_data being installed before init
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkg_policy_data being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 0000000000000…
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Unscored —
media: usb: siano: Fix use after free bugs caused by do_submit_urb
In the Linux kernel, the following vulnerability has been resolved: media: usb: siano: Fix use after free bugs caused by do_submit_urb There are UAF bugs caused by do_submit_urb(). One of the KASan reports is shown below: [ 36.403605] BUG: KASAN: use-after-fr…
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Critical 9.8
SUNRPC: double free xprt_ctxt while still in use
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: double free xprt_ctxt while still in use When an RPC request is deferred, the rq_xprt_ctxt pointer is moved out of the svc_rqst into the svc_deferred_req. When the deferred request is…
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Unscored —
debugobjects: Don't wake up kswapd from fill_pool()
In the Linux kernel, the following vulnerability has been resolved: debugobjects: Don't wake up kswapd from fill_pool() syzbot is reporting a lockdep warning in fill_pool() because the allocation from debugobjects is using GFP_ATOMIC, which is (__GFP_HIGH | _…
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Unscored —
powerpc/pseries: Rework lppaca_shared_proc() to avoid DEBUG_PREEMPT
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Rework lppaca_shared_proc() to avoid DEBUG_PREEMPT lppaca_shared_proc() takes a pointer to the lppaca which is typically accessed through get_lppaca(). With DEBUG_PREEMPT ena…
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Unscored —
media: dvb-usb: m920x: Fix a potential memory leak in m920x_i2c_xfer()
In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: m920x: Fix a potential memory leak in m920x_i2c_xfer() 'read' is freed when it is known to be NULL, but not when a read error occurs. Revert the logic to avoid a small leak, s…
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Unscored —
ipv6: Fix an uninit variable access bug in __ip6_make_skb()
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix an uninit variable access bug in __ip6_make_skb() Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in arch_atomic64…
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Unscored —
fs/sysv: Null check to prevent null-ptr-deref bug
In the Linux kernel, the following vulnerability has been resolved: fs/sysv: Null check to prevent null-ptr-deref bug sb_getblk(inode->i_sb, parent) return a null ptr and taking lock on that leads to the null-ptr-deref bug.
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Unscored —
drm/nouveau/kms/nv50-: init hpd_irq_lock for PIOR DP
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/kms/nv50-: init hpd_irq_lock for PIOR DP Fixes OOPS on boards with ANX9805 DP encoders.
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Unscored —
cifs: Fix lost destroy smbd connection when MR allocate failed
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix lost destroy smbd connection when MR allocate failed If the MR allocate failed, the smb direct connection info is NULL, then smbd_destroy() will directly return, then the connection…
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Unscored —
drm/amdkfd: Add missing gfx11 MQD manager callbacks
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Add missing gfx11 MQD manager callbacks mqd_stride function was introduced in commit 2f77b9a242a2 ("drm/amdkfd: Update MQD management on multi XCC setup") but not assigned for gfx…
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Unscored —
soundwire: bus: Fix unbalanced pm_runtime_put() causing usage count underflow
In the Linux kernel, the following vulnerability has been resolved: soundwire: bus: Fix unbalanced pm_runtime_put() causing usage count underflow This reverts commit 443a98e649b4 ("soundwire: bus: use pm_runtime_resume_and_get()") Change calls to pm_runtime_r…
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Critical 9.8
net: macb: fix a memory corruption in extended buffer descriptor mode
In the Linux kernel, the following vulnerability has been resolved: net: macb: fix a memory corruption in extended buffer descriptor mode For quite some time we were chasing a bug which looked like a sudden permanent failure of networking and mmc on some of o…
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Critical 9.8
cifs: fix potential oops in cifs_oplock_break
In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential oops in cifs_oplock_break With deferred close we can have closes that race with lease breaks, and so with the current checks for whether to send the lease response, oplock…
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Unscored —
sh: dma: Fix DMA channel offset calculation
In the Linux kernel, the following vulnerability has been resolved: sh: dma: Fix DMA channel offset calculation Various SoCs of the SH3, SH4 and SH4A family, which use this driver, feature a differing number of DMA channels, which can be distributed between u…
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High 7.8
drm/ttm: Don't leak a resource on eviction error
In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Don't leak a resource on eviction error On eviction errors other than -EMULTIHOP we were leaking a resource. Fix. v2: - Avoid yet another goto (Andi Shyti)