20,184 results · Feed
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Unscored —
net/mlx5e: Fix deadlock in tc route query code
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlock in tc route query code Cited commit causes ABBA deadlock[0] when peer flows are created while holding the devcom rw semaphore. Due to peer flows offload implementation…
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High 8.8
wifi: iwlwifi: mvm: don't trust firmware n_channels
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: don't trust firmware n_channels If the firmware sends us a corrupted MCC response with n_channels much larger than the command response can be, we might copy far too much …
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Unscored —
sctp: add a refcnt in sctp_stream_priorities to avoid a nested loop
In the Linux kernel, the following vulnerability has been resolved: sctp: add a refcnt in sctp_stream_priorities to avoid a nested loop With this refcnt added in sctp_stream_priorities, we don't need to traverse all streams to check if the prio is used by oth…
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Unscored —
wifi: mac80211: check for station first in client probe
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check for station first in client probe When probing a client, first check if we have it, and then check for the channel context, otherwise you can trigger the warning there e…
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High 7.8
ring-buffer: Sync IRQ works before buffer destruction
In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Sync IRQ works before buffer destruction If something was written to the buffer just before destruction, it may be possible (maybe not in a real system, but it did happen in ARCH…
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Unscored —
bpf: reject unhashed sockets in bpf_sk_assign
In the Linux kernel, the following vulnerability has been resolved: bpf: reject unhashed sockets in bpf_sk_assign The semantics for bpf_sk_assign are as follows: sk = some_lookup_func() bpf_sk_assign(skb, sk) bpf_sk_release(sk) That is, the sk is not consumed…
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High 8.8
scsi: target: Fix multiple LUN_RESET handling
In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix multiple LUN_RESET handling This fixes a bug where an initiator thinks a LUN_RESET has cleaned up running commands when it hasn't. The bug was added in commit 51ec502a3266 (…
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Unscored —
ubifs: ubifs_releasepage: Remove ubifs_assert(0) to valid this process
In the Linux kernel, the following vulnerability has been resolved: ubifs: ubifs_releasepage: Remove ubifs_assert(0) to valid this process There are two states for ubifs writing pages: 1. Dirty, Private 2. Not Dirty, Not Private The normal process cannot go t…
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Unscored —
perf: RISC-V: Remove PERF_HES_STOPPED flag checking in riscv_pmu_start()
In the Linux kernel, the following vulnerability has been resolved: perf: RISC-V: Remove PERF_HES_STOPPED flag checking in riscv_pmu_start() Since commit 096b52fd2bb4 ("perf: RISC-V: throttle perf events") the perf_sample_event_took() function was added to re…
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Unscored —
wifi: brcmfmac: ensure CLM version is null-terminated to prevent stack-out-of-bounds
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: ensure CLM version is null-terminated to prevent stack-out-of-bounds Fix a stack-out-of-bounds read in brcmfmac that occurs when 'buf' that is not null-terminated is passed as…
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High 7.8
USB: Gadget: core: Help prevent panic during UVC unconfigure
In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: core: Help prevent panic during UVC unconfigure Avichal Rakesh reported a kernel panic that occurred when the UVC gadget driver was removed from a gadget's configuration. The pan…
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Unscored —
net/mlx5e: Check for NOT_READY flag state after locking
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Check for NOT_READY flag state after locking Currently the check for NOT_READY flag is performed before obtaining the necessary lock. This opens a possibility for race condition wh…
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High 7.1
wifi: mt76: mt76x0: fix oob access in mt76x0_phy_get_target_power
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt76x0: fix oob access in mt76x0_phy_get_target_power After 'commit ba45841ca5eb ("wifi: mt76: mt76x02: simplify struct mt76x02_rate_power")', mt76x02 relies on ht[0-7] rate_power…
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High 7.8
fs/ntfs3: Validate data run offset
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Validate data run offset This adds sanity checks for data run offset. We should make sure data run offset is legit before trying to unpack them, otherwise we may encounter use-after…
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Unscored —
drbd: only clone bio if we have a backing device
In the Linux kernel, the following vulnerability has been resolved: drbd: only clone bio if we have a backing device Commit c347a787e34cb (drbd: set ->bi_bdev in drbd_req_new) moved a bio_set_dev call (which has since been removed) to "earlier", from drbd_req…
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Unscored —
iommu/amd: Fix pci device refcount leak in ppr_notifier()
In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix pci device refcount leak in ppr_notifier() As comment of pci_get_domain_bus_and_slot() says, it returns a pci device with refcount increment, when finish using it, the caller m…
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Unscored —
powerpc/rtas: avoid scheduling in rtas_os_term()
In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: avoid scheduling in rtas_os_term() It's unsafe to use rtas_busy_delay() to handle a busy status from the ibm,os-term RTAS function in rtas_os_term(): Kernel panic - not syncing:…
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Unscored —
mtd: lpddr2_nvm: Fix possible null-ptr-deref
In the Linux kernel, the following vulnerability has been resolved: mtd: lpddr2_nvm: Fix possible null-ptr-deref It will cause null-ptr-deref when resource_size(add_range) invoked, if platform_get_resource() returns NULL.
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Unscored —
media: coda: Add check for dcoda_iram_alloc
In the Linux kernel, the following vulnerability has been resolved: media: coda: Add check for dcoda_iram_alloc As the coda_iram_alloc may return NULL pointer, it should be better to check the return value in order to avoid NULL poineter dereference, same as …
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Unscored —
media: dvb-core: Fix double free in dvb_register_device()
In the Linux kernel, the following vulnerability has been resolved: media: dvb-core: Fix double free in dvb_register_device() In function dvb_register_device() -> dvb_register_media_device() -> dvb_create_media_entity(), dvb->entity is allocated and initializ…
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Unscored —
netdevsim: fix memory leak in nsim_drv_probe() when nsim_dev_resources_register() failed
In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix memory leak in nsim_drv_probe() when nsim_dev_resources_register() failed If some items in nsim_dev_resources_register() fail, memory leak will occur. The following is the memo…
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Unscored —
eth: alx: take rtnl_lock on resume
In the Linux kernel, the following vulnerability has been resolved: eth: alx: take rtnl_lock on resume Zbynek reports that alx trips an rtnl assertion on resume: RTNL: assertion failed at net/core/dev.c (2891) RIP: 0010:netif_set_real_num_tx_queues+0x1ac/0x1c…
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Unscored —
binfmt_misc: fix shift-out-of-bounds in check_special_flags
In the Linux kernel, the following vulnerability has been resolved: binfmt_misc: fix shift-out-of-bounds in check_special_flags UBSAN reported a shift-out-of-bounds warning: left shift of 1 by 31 places cannot be represented in type 'int' Call Trace: <TASK> _…
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Unscored —
dm cache: Fix UAF in destroy()
In the Linux kernel, the following vulnerability has been resolved: dm cache: Fix UAF in destroy() Dm_cache also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in destroy().
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Unscored —
thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash
In the Linux kernel, the following vulnerability has been resolved: thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash When CPU 0 is offline and intel_powerclamp is used to inject idle, it generates kernel BUG: BUG: using sm…
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High 8.8
scsi: qla2xxx: Fix crash when I/O abort times out
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash when I/O abort times out While performing CPU hotplug, a crash with the following stack was seen: Call Trace: qla24xx_process_response_queue+0x42a/0x970 [qla2xxx] qla…
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High 7.8
drm/msm: fix use-after-free on probe deferral
In the Linux kernel, the following vulnerability has been resolved: drm/msm: fix use-after-free on probe deferral The bridge counter was never reset when tearing down the DRM device so that stale pointers to deallocated structures would be accessed on the nex…
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Unscored —
coresight: cti: Fix hang in cti_disable_hw()
In the Linux kernel, the following vulnerability has been resolved: coresight: cti: Fix hang in cti_disable_hw() cti_enable_hw() and cti_disable_hw() are called from an atomic context so shouldn't use runtime PM because it can result in a sleep when communica…
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High 7.1
bpf: Propagate error from htab_lock_bucket() to userspace
In the Linux kernel, the following vulnerability has been resolved: bpf: Propagate error from htab_lock_bucket() to userspace In __htab_map_lookup_and_delete_batch() if htab_lock_bucket() returns -EBUSY, it will go to next bucket. Going to next bucket may not…
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Unscored —
drm/mipi-dsi: Detach devices when removing the host
In the Linux kernel, the following vulnerability has been resolved: drm/mipi-dsi: Detach devices when removing the host Whenever the MIPI-DSI host is unregistered, the code of mipi_dsi_host_unregister() loops over every device currently found on that bus and …
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High 7.8
block, bfq: fix possible uaf for 'bfqq->bic'
In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible uaf for 'bfqq->bic' Our test report a uaf for 'bfqq->bic' in 5.10: ================================================================== BUG: KASAN: use-after-free in bf…
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Unscored —
gpio: mvebu: fix irq domain leak
In the Linux kernel, the following vulnerability has been resolved: gpio: mvebu: fix irq domain leak Uwe Kleine-König pointed out we still have one resource leak in the mvebu driver triggered on driver detach. Let's address it with a custom devm action.
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Unscored —
net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume()
In the Linux kernel, the following vulnerability has been resolved: net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume() Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in qrtr_tx_…
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High 7.8
bpf, cpumap: Make sure kthread is running before map update returns
In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Make sure kthread is running before map update returns The following warning was reported when running stress-mode enabled xdp_redirect_cpu with some RT threads: ------------[ cu…
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Unscored —
null_blk: Always check queue mode setting from configfs
In the Linux kernel, the following vulnerability has been resolved: null_blk: Always check queue mode setting from configfs Make sure to check device queue mode in the null_validate_conf() and return error for NULL_Q_RQ as we don't allow legacy I/O path, with…
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Unscored —
wifi: iwlwifi: mvm: fix potential array out of bounds access
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix potential array out of bounds access Account for IWL_SEC_WEP_KEY_OFFSET when needed while verifying key_len size in iwl_mvm_sec_key_add().
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Unscored —
wifi: rtw88: delete timer and free skb queue when unloading
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: delete timer and free skb queue when unloading Fix possible crash and memory leak on driver unload by deleting TX purge timer and freeing C2H queue in 'rtw_core_deinit()', shrink…
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High 7.0
clk: imx: scu: use _safe list iterator to avoid a use after free
In the Linux kernel, the following vulnerability has been resolved: clk: imx: scu: use _safe list iterator to avoid a use after free This loop is freeing "clk" so it needs to use list_for_each_entry_safe(). Otherwise it dereferences a freed variable to get th…
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Unscored —
clk: rs9: Fix suspend/resume
In the Linux kernel, the following vulnerability has been resolved: clk: rs9: Fix suspend/resume Disabling the cache in commit 2ff4ba9e3702 ("clk: rs9: Fix I2C accessors") without removing cache synchronization in resume path results in a kernel panic as map-…
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Unscored —
drm/i915: Make intel_get_crtc_new_encoder() less oopsy
In the Linux kernel, the following vulnerability has been resolved: drm/i915: Make intel_get_crtc_new_encoder() less oopsy The point of the WARN was to print something, not oops straight up. Currently that is precisely what happens if we can't find the connec…