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Linux
18,386 known vulnerabilities.
1,313 results · Clear filters · Feed
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Medium 5.5
drm/sched: Check scheduler work queue before calling timeout handling
In the Linux kernel, the following vulnerability has been resolved: drm/sched: Check scheduler work queue before calling timeout handling During an IGT GPU reset test we see again oops despite of commit 0c8c901aaaebc9 (drm/sched: Check scheduler ready before …
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Medium 5.5
drm/ttm: check null pointer before accessing when swapping
In the Linux kernel, the following vulnerability has been resolved: drm/ttm: check null pointer before accessing when swapping Add a check to avoid null pointer dereference as below: [ 90.002283] general protection fault, probably for non-canonical address 0x…
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Medium 5.5
accel/qaic: Fix slicing memory leak
In the Linux kernel, the following vulnerability has been resolved: accel/qaic: Fix slicing memory leak The temporary buffer storing slicing configuration data from user is only freed on error. This is a memory leak. Free the buffer unconditionally.
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Medium 5.5
media: ov2740: Fix memleak in ov2740_init_controls()
In the Linux kernel, the following vulnerability has been resolved: media: ov2740: Fix memleak in ov2740_init_controls() There is a kmemleak when testing the media/i2c/ov2740.c with bpf mock device: unreferenced object 0xffff8881090e19e0 (size 16): comm "51-i…
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Medium 5.5
net/mlx5: Handle pairing of E-switch via uplink un/load APIs
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Handle pairing of E-switch via uplink un/load APIs In case user switch a device from switchdev mode to legacy mode, mlx5 first unpair the E-switch and afterwards unload the uplink v…
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Medium 5.5
btrfs: fix deadlock when aborting transaction during relocation with scrub
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock when aborting transaction during relocation with scrub Before relocating a block group we pause scrub, then do the relocation and then unpause scrub. The relocation proces…
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Medium 5.5
kernel/fail_function: fix memory leak with using debugfs_lookup()
In the Linux kernel, the following vulnerability has been resolved: kernel/fail_function: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make thi…
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Medium 4.7
rxrpc: Fix potential data race in rxrpc_wait_to_be_connected()
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential data race in rxrpc_wait_to_be_connected() Inside the loop in rxrpc_wait_to_be_connected() it checks call->error to see if it should exit the loop without first checking t…
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Medium 5.5
can: bcm: bcm_tx_setup(): fix KMSAN uninit-value in vfs_write
In the Linux kernel, the following vulnerability has been resolved: can: bcm: bcm_tx_setup(): fix KMSAN uninit-value in vfs_write Syzkaller reported the following issue: ===================================================== BUG: KMSAN: uninit-value in aio_rw_…
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Medium 5.5
icmp6: Fix null-ptr-deref of ip6_null_entry->rt6i_idev in icmp6_dev().
In the Linux kernel, the following vulnerability has been resolved: icmp6: Fix null-ptr-deref of ip6_null_entry->rt6i_idev in icmp6_dev(). With some IPv6 Ext Hdr (RPL, SRv6, etc.), we can send a packet that has the link-local address as src and dst IP and wil…
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Medium 5.5
net: marvell: prestera: fix handling IPv4 routes with nhid
In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix handling IPv4 routes with nhid Fix handling IPv4 routes referencing a nexthop via its id by replacing calls to fib_info_nh() with fib_info_nhc(). Trying to add an …
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Medium 5.5
of/fdt: run soc memory setup when early_init_dt_scan_memory fails
In the Linux kernel, the following vulnerability has been resolved: of/fdt: run soc memory setup when early_init_dt_scan_memory fails If memory has been found early_init_dt_scan_memory now returns 1. If it hasn't found any memory it will return 0, allowing ot…
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Medium 5.5
nilfs2: do not write dirty data after degenerating to read-only
In the Linux kernel, the following vulnerability has been resolved: nilfs2: do not write dirty data after degenerating to read-only According to syzbot's report, mark_buffer_dirty() called from nilfs_segctor_do_construct() outputs a warning with some patterns…
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Medium 5.5
media: ipu-bridge: Fix null pointer deref on SSDB/PLD parsing warnings
In the Linux kernel, the following vulnerability has been resolved: media: ipu-bridge: Fix null pointer deref on SSDB/PLD parsing warnings When ipu_bridge_parse_rotation() and ipu_bridge_parse_orientation() run sensor->adev is not set yet. So if either of the…
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Medium 5.5
Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure syzbot is reporting NULL pointer dereference at hci_uart_tty_close() [1], for rcu_sync_enter() is called without rcu_sync_init…
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Medium 5.5
cifs: Fix memory leak when build ntlmssp negotiate blob failed
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix memory leak when build ntlmssp negotiate blob failed There is a memory leak when mount cifs: unreferenced object 0xffff888166059600 (size 448): comm "mount.cifs", pid 51391, jiffies…
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Medium 5.5
led: qcom-lpg: Fix sleeping in atomic
In the Linux kernel, the following vulnerability has been resolved: led: qcom-lpg: Fix sleeping in atomic lpg_brighness_set() function can sleep, while led's brightness_set() callback must be non-blocking. Change LPG driver to use brightness_set_blocking() in…
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Medium 5.5
i2c: designware: Fix handling of real but unexpected device interrupts
In the Linux kernel, the following vulnerability has been resolved: i2c: designware: Fix handling of real but unexpected device interrupts Commit c7b79a752871 ("mfd: intel-lpss: Add Intel Alder Lake PCH-S PCI IDs") caused a regression on certain Gigabyte moth…
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Medium 5.5
drm/vkms: Fix null-ptr-deref in vkms_release()
In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix null-ptr-deref in vkms_release() A null-ptr-deref is triggered when it tries to destroy the workqueue in vkms->output.composer_workq in vkms_release(). KASAN: null-ptr-deref in …
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Medium 5.5
i2c: mux: reg: check return value after calling platform_get_resource()
In the Linux kernel, the following vulnerability has been resolved: i2c: mux: reg: check return value after calling platform_get_resource() It will cause null-ptr-deref in resource_size(), if platform_get_resource() returns NULL, move calling resource_size() …
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Medium 5.5
wifi: wilc1000: add missing unregister_netdev() in wilc_netdev_ifc_init()
In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: add missing unregister_netdev() in wilc_netdev_ifc_init() Fault injection test reports this issue: kernel BUG at net/core/dev.c:10731! invalid opcode: 0000 [#1] PREEMPT SMP KA…
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Medium 5.5
drm/msm/dp: fix aux-bus EP lifetime
In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: fix aux-bus EP lifetime Device-managed resources allocated post component bind must be tied to the lifetime of the aggregate DRM device or they will not necessarily be released wh…
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Medium 5.5
media: cx88: Fix a null-ptr-deref bug in buffer_prepare()
In the Linux kernel, the following vulnerability has been resolved: media: cx88: Fix a null-ptr-deref bug in buffer_prepare() When the driver calls cx88_risc_buffer() to prepare the buffer, the function call may fail, resulting in a empty buffer and null-ptr-…
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Medium 4.2
brcmfmac: return error when getting invalid max_flowrings from dongle
In the Linux kernel, the following vulnerability has been resolved: brcmfmac: return error when getting invalid max_flowrings from dongle When firmware hit trap at initialization, host will read abnormal max_flowrings number from dongle, and it will cause ker…
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Medium 5.5
usb: dwc3: core: fix some leaks in probe
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: fix some leaks in probe The dwc3_get_properties() function calls: dwc->usb_psy = power_supply_get_by_name(usb_psy_name); so there is some additional clean up required on thes…
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Medium 5.5
net: sched: sfb: fix null pointer access issue when sfb_init() fails
In the Linux kernel, the following vulnerability has been resolved: net: sched: sfb: fix null pointer access issue when sfb_init() fails When the default qdisc is sfb, if the qdisc of dev_queue fails to be inited during mqprio_init(), sfb_reset() is invoked t…
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Medium 5.5
mmc: wmt-sdmmc: fix return value check of mmc_add_host()
In the Linux kernel, the following vulnerability has been resolved: mmc: wmt-sdmmc: fix return value check of mmc_add_host() mmc_add_host() may return error, if we ignore its return value, the memory that allocated in mmc_alloc_host() will be leaked and it wi…
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Medium 5.5
USB: chipidea: fix memory leak with using debugfs_lookup()
In the Linux kernel, the following vulnerability has been resolved: USB: chipidea: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things sim…
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Medium 5.5
genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask()
In the Linux kernel, the following vulnerability has been resolved: genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask() If ipi_send_{mask|single}() is called with an invalid interrupt number, all the local variables there will be NULL. ipi_send…
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Medium 5.5
caif: fix memory leak in cfctrl_linkup_request()
In the Linux kernel, the following vulnerability has been resolved: caif: fix memory leak in cfctrl_linkup_request() When linktype is unknown or kzalloc failed in cfctrl_linkup_request(), pkt is not released. Add release process to error path.
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Medium 4.7
workqueue: fix data race with the pwq->stats[] increment
In the Linux kernel, the following vulnerability has been resolved: workqueue: fix data race with the pwq->stats[] increment KCSAN has discovered a data race in kernel/workqueue.c:2598: [ 1863.554079] ==========================================================…
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Medium 5.5
fs/ntfs3: Enhance sanity check while generating attr_list
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Enhance sanity check while generating attr_list ni_create_attr_list uses WARN_ON to catch error cases while generating attribute list, which only prints out stack trace and may not …
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Medium 5.5
iommufd/selftest: Catch overflow of uptr and length
In the Linux kernel, the following vulnerability has been resolved: iommufd/selftest: Catch overflow of uptr and length syzkaller hits a WARN_ON when trying to have a uptr close to UINTPTR_MAX: WARNING: CPU: 1 PID: 393 at drivers/iommu/iommufd/selftest.c:403 …
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Medium 5.5
powerpc: Don't try to copy PPR for task with NULL pt_regs
In the Linux kernel, the following vulnerability has been resolved: powerpc: Don't try to copy PPR for task with NULL pt_regs powerpc sets up PF_KTHREAD and PF_IO_WORKER with a NULL pt_regs, which from my (arguably very short) checking is not commonly done fo…
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Medium 5.5
drm/mediatek: dp: Change logging to dev for mtk_dp_aux_transfer()
In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: dp: Change logging to dev for mtk_dp_aux_transfer() Change logging from drm_{err,info}() to dev_{err,info}() in functions mtk_dp_aux_transfer() and mtk_dp_aux_do_transfer(): thi…
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Medium 5.5
drm/msm/mdp5: Don't leak some plane state
In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Don't leak some plane state Apparently no one noticed that mdp5 plane states leak like a sieve ever since we introduced plane_state->commit refcount a few years ago in 21a01abbe…
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Medium 5.5
ext2/dax: Fix ext2_setsize when len is page aligned
In the Linux kernel, the following vulnerability has been resolved: ext2/dax: Fix ext2_setsize when len is page aligned PAGE_ALIGN(x) macro gives the next highest value which is multiple of pagesize. But if x is already page aligned then it simply returns x. …
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Medium 5.5
KVM: arm64: Handle kvm_arm_init failure correctly in finalize_pkvm
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Handle kvm_arm_init failure correctly in finalize_pkvm Currently there is no synchronisation between finalize_pkvm() and kvm_arm_init() initcalls. The finalize_pkvm() proceeds hap…
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Medium 5.5
recordmcount: Fix memory leaks in the uwrite function
In the Linux kernel, the following vulnerability has been resolved: recordmcount: Fix memory leaks in the uwrite function Common realloc mistake: 'file_append' nulled but not freed upon failure
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Medium 5.5
ext4: fix WARNING in mb_find_extent
In the Linux kernel, the following vulnerability has been resolved: ext4: fix WARNING in mb_find_extent Syzbot found the following issue: EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit suppor…