13,863 results · Feed
-
Unscored —
dm cache: prevent BUG_ON by blocking retries on failed device resumes
In the Linux kernel, the following vulnerability has been resolved: dm cache: prevent BUG_ON by blocking retries on failed device resumes A cache device failing to resume due to mapping errors should not be retried, as the failure leaves a partially initializ…
-
High 7.8
virtio: break and reset virtio devices on device_shutdown()
In the Linux kernel, the following vulnerability has been resolved: virtio: break and reset virtio devices on device_shutdown() Hongyu reported a hang on kexec in a VM. QEMU reported invalid memory accesses during the hang. Invalid read at addr 0x102877002, s…
-
High 7.8
genirq/msi: Store the IOMMU IOVA directly in msi_desc instead of iommu_cookie
In the Linux kernel, the following vulnerability has been resolved: genirq/msi: Store the IOMMU IOVA directly in msi_desc instead of iommu_cookie The IOMMU translation for MSI message addresses has been a 2-step process, separated in time: 1) iommu_dma_prepar…
-
Unscored —
dm: fix unconditional IO throttle caused by REQ_PREFLUSH
In the Linux kernel, the following vulnerability has been resolved: dm: fix unconditional IO throttle caused by REQ_PREFLUSH When a bio with REQ_PREFLUSH is submitted to dm, __send_empty_flush() generates a flush_bio with REQ_OP_WRITE | REQ_PREFLUSH | REQ_SYN…
-
Unscored —
net: pktgen: fix access outside of user given buffer in pktgen_thread_write()
In the Linux kernel, the following vulnerability has been resolved: net: pktgen: fix access outside of user given buffer in pktgen_thread_write() Honour the user given buffer size for the strn_len() calls (otherwise strn_len() will access memory outside of th…
-
High 7.8
bpf: copy_verifier_state() should copy 'loop_entry' field
In the Linux kernel, the following vulnerability has been resolved: bpf: copy_verifier_state() should copy 'loop_entry' field The bpf_verifier_state.loop_entry state should be copied by copy_verifier_state(). Otherwise, .loop_entry values from unrelated state…
-
High 7.8
__legitimize_mnt(): check for MNT_SYNC_UMOUNT should be under mount_lock
In the Linux kernel, the following vulnerability has been resolved: __legitimize_mnt(): check for MNT_SYNC_UMOUNT should be under mount_lock ... or we risk stealing final mntput from sync umount - raising mnt_count after umount(2) has verified that victim is …
-
Unscored —
btrfs: avoid NULL pointer dereference if no valid csum tree
In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid csum tree [BUG] When trying read-only scrub on a btrfs with rescue=idatacsums mount option, it will crash with the following call trace: BUG:…
-
High 7.5
espintcp: fix skb leaks
In the Linux kernel, the following vulnerability has been resolved: espintcp: fix skb leaks A few error paths are missing a kfree_skb.
-
Unscored —
perf/x86/intel: Fix segfault with PEBS-via-PT with sample_freq
In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: Fix segfault with PEBS-via-PT with sample_freq Currently, using PEBS-via-PT with a sample frequency instead of a sample period, causes a segfault. For example: BUG: kernel NUL…
-
Unscored —
idpf: fix null-ptr-deref in idpf_features_check
In the Linux kernel, the following vulnerability has been resolved: idpf: fix null-ptr-deref in idpf_features_check idpf_features_check is used to validate the TX packet. skb header length is compared with the hardware supported value received from the device…
-
High 8.8
net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done
In the Linux kernel, the following vulnerability has been resolved: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done Syzbot reported a slab-use-after-free with the following call trace: =========================================================…
-
High 7.8
smb: client: Fix use-after-free in cifs_fill_dirent
In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix use-after-free in cifs_fill_dirent There is a race condition in the readdir concurrency process, which may access the rsp buffer after it has been released, triggering the fo…
-
Unscored —
virtio_ring: Fix data race by tagging event_triggered as racy for KCSAN
In the Linux kernel, the following vulnerability has been resolved: virtio_ring: Fix data race by tagging event_triggered as racy for KCSAN syzbot reports a data-race when accessing the event_triggered, here is the simplified stack when the issue occurred: ==…
-
Unscored —
wifi: iwlwifi: fix debug actions order
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: fix debug actions order The order of actions taken for debug was implemented incorrectly. Now we implemented the dump split and do the FW reset only in the middle of the dump (…
-
Unscored —
media: cx231xx: set device_caps for 417
In the Linux kernel, the following vulnerability has been resolved: media: cx231xx: set device_caps for 417 The video_device for the MPEG encoder did not set device_caps. Add this, otherwise the video device can't be registered (you get a WARN_ON instead). No…
-
Unscored —
firmware: arm_ffa: Set dma_mask for ffa devices
In the Linux kernel, the following vulnerability has been resolved: firmware: arm_ffa: Set dma_mask for ffa devices Set dma_mask for FFA devices, otherwise DMA allocation using the device pointer lead to following warning: WARNING: CPU: 1 PID: 1 at kernel/dma…
-
Unscored —
dmaengine: ti: k3-udma-glue: Drop skip_fdq argument from k3_udma_glue_reset_rx_chn
In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-glue: Drop skip_fdq argument from k3_udma_glue_reset_rx_chn The user of k3_udma_glue_reset_rx_chn() e.g. ti_am65_cpsw_nuss can run on multiple platforms having differen…
-
Unscored —
clk: sunxi-ng: h616: Reparent GPU clock during frequency changes
In the Linux kernel, the following vulnerability has been resolved: clk: sunxi-ng: h616: Reparent GPU clock during frequency changes The H616 manual does not state that the GPU PLL supports dynamic frequency configuration, so we must take extra care when chan…
-
Unscored —
serial: mctrl_gpio: split disable_ms into sync and no_sync APIs
In the Linux kernel, the following vulnerability has been resolved: serial: mctrl_gpio: split disable_ms into sync and no_sync APIs The following splat has been observed on a SAMA5D27 platform using atmel_serial: BUG: sleeping function called from invalid con…
-
Unscored —
net/mlx5e: Avoid WARN_ON when configuring MQPRIO with HTB offload enabled
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid WARN_ON when configuring MQPRIO with HTB offload enabled When attempting to enable MQPRIO while HTB offload is already configured, the driver currently returns `-EINVAL` and …
-
Unscored —
cpufreq: amd-pstate: Remove unnecessary driver_lock in set_boost
In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: Remove unnecessary driver_lock in set_boost set_boost is a per-policy function call, hence a driver wide lock is unnecessary. Also this mutex_acquire can collide with the…
-
Unscored —
vxlan: Annotate FDB data races
In the Linux kernel, the following vulnerability has been resolved: vxlan: Annotate FDB data races The 'used' and 'updated' fields in the FDB entry structure can be accessed concurrently by multiple threads, leading to reports such as [1]. Can be reproduced u…
-
Unscored —
drm/xe/vf: Perform early GT MMIO initialization to read GMDID
In the Linux kernel, the following vulnerability has been resolved: drm/xe/vf: Perform early GT MMIO initialization to read GMDID VFs need to communicate with the GuC to obtain the GMDID value and existing GuC functions used for that assume that the GT has it…
-
High 7.5
nvmet-tcp: don't restore null sk_state_change
In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: don't restore null sk_state_change queue->state_change is set as part of nvmet_tcp_set_queue_sock(), but if the TCP connection isn't established when nvmet_tcp_set_queue_sock() is …
-
Unscored —
btrfs: correct the order of prelim_ref arguments in btrfs__prelim_ref
In the Linux kernel, the following vulnerability has been resolved: btrfs: correct the order of prelim_ref arguments in btrfs__prelim_ref btrfs_prelim_ref() calls the old and new reference variables in the incorrect order. This causes a NULL pointer dereferen…
-
Unscored —
padata: do not leak refcount in reorder_work
In the Linux kernel, the following vulnerability has been resolved: padata: do not leak refcount in reorder_work A recent patch that addressed a UAF introduced a reference count leak: the parallel_data refcount is incremented unconditionally, regardless of th…
-
Unscored —
kasan: avoid sleepable page allocation from atomic context
In the Linux kernel, the following vulnerability has been resolved: kasan: avoid sleepable page allocation from atomic context apply_to_pte_range() enters the lazy MMU mode and then invokes kasan_populate_vmalloc_pte() callback on each page table walk iterati…
-
Unscored —
regulator: max20086: fix invalid memory access
In the Linux kernel, the following vulnerability has been resolved: regulator: max20086: fix invalid memory access max20086_parse_regulators_dt() calls of_regulator_match() using an array of struct of_regulator_match allocated on the stack for the matches arg…
-
High 7.8
RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x7d/0xa0 lib/dump_stack.c:120 print_address_descri…
-
High 7.8
RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem
In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_addr…
-
Unscored —
nfs: handle failure of nfs_get_lock_context in unlock path
In the Linux kernel, the following vulnerability has been resolved: nfs: handle failure of nfs_get_lock_context in unlock path When memory is insufficient, the allocation of nfs_lock_context in nfs_get_lock_context() fails and returns -ENOMEM. If we mistakenl…
-
Unscored —
mlxsw: spectrum_router: Fix use-after-free when deleting GRE net devices
In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_router: Fix use-after-free when deleting GRE net devices The driver only offloads neighbors that are constructed on top of net devices registered by it or their uppers (which …
-
Unscored —
net/mlx5e: Disable MACsec offload for uplink representor profile
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Disable MACsec offload for uplink representor profile MACsec offload is not supported in switchdev mode for uplink representors. When switching to the uplink representor profile, t…
-
High 7.5
net/tls: fix kernel panic when alloc_page failed
In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when alloc_page failed We cannot set frag_list to NULL pointer when alloc_page failed. It will be used in tls_strp_check_queue_ok when the next time tls_strp_read_so…
-
Unscored —
dmaengine: idxd: fix memory leak in error handling path of idxd_alloc
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix memory leak in error handling path of idxd_alloc Memory allocated for idxd is not freed if an error occurs during idxd_alloc(). To fix it, free the allocated memory in th…
-
Unscored —
dmaengine: idxd: Refactor remove call with idxd_cleanup() helper
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper The idxd_cleanup() helper cleans up perfmon, interrupts, internals and so on. Refactor remove call with the idxd_cleanup() hel…
-
Unscored —
wifi: mac80211: Set n_channels after allocating struct cfg80211_scan_request
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Set n_channels after allocating struct cfg80211_scan_request Make sure that n_channels is set after allocating the struct cfg80211_registered_device::int_scan_req member. Seen…
-
Unscored —
drm/amdgpu: csa unmap use uninterruptible lock
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: csa unmap use uninterruptible lock After process exit to unmap csa and free GPU vm, if signal is accepted and then waiting to take vm lock is interrupted and return, it causes mem…
-
Unscored —
phy: tegra: xusb: Use a bitmask for UTMI pad power state tracking
In the Linux kernel, the following vulnerability has been resolved: phy: tegra: xusb: Use a bitmask for UTMI pad power state tracking The current implementation uses bias_pad_enable as a reference count to manage the shared bias pad for all UTMI PHYs. However…