19,053 results · Feed
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Unscored —
srcu: Delegate work to the boot cpu if using SRCU_SIZE_SMALL
In the Linux kernel, the following vulnerability has been resolved: srcu: Delegate work to the boot cpu if using SRCU_SIZE_SMALL Commit 994f706872e6 ("srcu: Make Tree SRCU able to operate without snp_node array") assumes that cpu 0 is always online. However, …
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Unscored —
nvme-core: fix dev_pm_qos memleak
In the Linux kernel, the following vulnerability has been resolved: nvme-core: fix dev_pm_qos memleak Call dev_pm_qos_hide_latency_tolerance() in the error unwind patch to avoid following kmemleak:- blktests (master) # kmemleak-clear; ./check nvme/044; blktes…
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High 7.8
tcp: fix skb_copy_ubufs() vs BIG TCP
In the Linux kernel, the following vulnerability has been resolved: tcp: fix skb_copy_ubufs() vs BIG TCP David Ahern reported crashes in skb_copy_ubufs() caused by TCP tx zerocopy using hugepages, and skb length bigger than ~68 KB. skb_copy_ubufs() assumed it…
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Unscored —
ring-buffer: Fix deadloop issue on reading trace_pipe
In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix deadloop issue on reading trace_pipe Soft lockup occurs when reading file 'trace_pipe': watchdog: BUG: soft lockup - CPU#6 stuck for 22s! [cat:4488] [...] RIP: 0010:ring_buff…
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Unscored —
net: cdc_ncm: Deal with too low values of dwNtbOutMaxSize
In the Linux kernel, the following vulnerability has been resolved: net: cdc_ncm: Deal with too low values of dwNtbOutMaxSize Currently in cdc_ncm_check_tx_max(), if dwNtbOutMaxSize is lower than the calculated "min" value, but greater than zero, the logic se…
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Unscored —
ASoC: codecs: wcd938x: fix missing mbhc init error handling
In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wcd938x: fix missing mbhc init error handling MBHC initialisation can fail so add the missing error handling to avoid dereferencing an error pointer when later configuring the j…
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Unscored —
OPP: Fix potential null ptr dereference in dev_pm_opp_get_required_pstate()
In the Linux kernel, the following vulnerability has been resolved: OPP: Fix potential null ptr dereference in dev_pm_opp_get_required_pstate() "opp" pointer is dereferenced before the IS_ERR_OR_NULL() check. Fix it by removing the dereference to cache opp_ta…
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Unscored —
md: don't dereference mddev after export_rdev()
In the Linux kernel, the following vulnerability has been resolved: md: don't dereference mddev after export_rdev() Except for initial reference, mddev->kobject is referenced by rdev->kobject, and if the last rdev is freed, there is no guarantee that mddev is…
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Unscored —
KVM: nSVM: Check instead of asserting on nested TSC scaling support
In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Check instead of asserting on nested TSC scaling support Check for nested TSC scaling support on nested SVM VMRUN instead of asserting that TSC scaling is exposed to L1 if L1's MSR…
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Unscored —
ext4: fix memory leaks in ext4_fname_{setup_filename,prepare_lookup}
In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leaks in ext4_fname_{setup_filename,prepare_lookup} If the filename casefolding fails, we'll be leaking memory from the fscrypt_name struct, namely from the 'crypto_buf.name'…
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Unscored —
bnxt: avoid overflow in bnxt_get_nvram_directory()
In the Linux kernel, the following vulnerability has been resolved: bnxt: avoid overflow in bnxt_get_nvram_directory() The value of an arithmetic expression is subject of possible overflow due to a failure to cast operands to a larger data type before perform…
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High 7.8
bpf, cpumap: Handle skb as well when clean up ptr_ring
In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Handle skb as well when clean up ptr_ring The following warning was reported when running xdp_redirect_cpu with both skb-mode and stress-mode enabled: ------------[ cut here ]---…
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High 7.8
iavf: Fix out-of-bounds when setting channels on remove
In the Linux kernel, the following vulnerability has been resolved: iavf: Fix out-of-bounds when setting channels on remove If we set channels greater during iavf_remove(), and waiting reset done would be timeout, then returned with error but changed num_acti…
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Unscored —
spi: bcm-qspi: return error if neither hif_mspi nor mspi is available
In the Linux kernel, the following vulnerability has been resolved: spi: bcm-qspi: return error if neither hif_mspi nor mspi is available If neither a "hif_mspi" nor "mspi" resource is present, the driver will just early exit in probe but still return success…
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Unscored —
ice: Don't tx before switchdev is fully configured
In the Linux kernel, the following vulnerability has been resolved: ice: Don't tx before switchdev is fully configured There is possibility that ice_eswitch_port_start_xmit might be called while some resources are still not allocated which might cause NULL po…
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Unscored —
drivers/perf: hisi: Don't migrate perf to the CPU going to teardown
In the Linux kernel, the following vulnerability has been resolved: drivers/perf: hisi: Don't migrate perf to the CPU going to teardown The driver needs to migrate the perf context if the current using CPU going to teardown. By the time calling the cpuhp::tea…
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High 7.8
tipc: fix a null-ptr-deref in tipc_topsrv_accept
In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipc_topsrv_accept syzbot found a crash in tipc_topsrv_accept: KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] Workqueue: tipc_rcv tipc_to…
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Unscored —
rcu: Avoid stack overflow due to __rcu_irq_enter_check_tick() being kprobe-ed
In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to __rcu_irq_enter_check_tick() being kprobe-ed Registering a kprobe on __rcu_irq_enter_check_tick() can cause kernel stack overflow as shown below. This issue c…
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Unscored —
blk-mq: avoid double ->queue_rq() because of early timeout
In the Linux kernel, the following vulnerability has been resolved: blk-mq: avoid double ->queue_rq() because of early timeout David Jeffery found one double ->queue_rq() issue, so far it can be triggered in VM use case because of long vmexit latency or preem…
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Unscored —
tracing/hist: Fix out-of-bound write on 'action_data.var_ref_idx'
In the Linux kernel, the following vulnerability has been resolved: tracing/hist: Fix out-of-bound write on 'action_data.var_ref_idx' When generate a synthetic event with many params and then create a trace action for it [1], kernel panic happened [2]. It is …
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Unscored —
blk-mq: use quiesced elevator switch when reinitializing queues
In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues The hctx's run_work may be racing with the elevator switch when reinitializing hardware queues. The queue is merely frozen in t…
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Unscored —
wifi: brcmfmac: Fix potential shift-out-of-bounds in brcmf_fw_alloc_request()
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential shift-out-of-bounds in brcmf_fw_alloc_request() This patch fixes a shift-out-of-bounds in brcmfmac that occurs in BIT(chiprev) when a 'chiprev' provided by the d…
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Unscored —
dm thin: Fix ABBA deadlock between shrink_slab and dm_pool_abort_metadata
In the Linux kernel, the following vulnerability has been resolved: dm thin: Fix ABBA deadlock between shrink_slab and dm_pool_abort_metadata Following concurrent processes: P1(drop cache) P2(kworker) drop_caches_sysctl_handler drop_slab shrink_slab down_read…
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Unscored —
blk-iolatency: Fix memory leak on add_disk() failures
In the Linux kernel, the following vulnerability has been resolved: blk-iolatency: Fix memory leak on add_disk() failures When a gendisk is successfully initialized but add_disk() fails such as when a loop device has invalid number of minor device numbers spe…
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Unscored —
media: i2c: hi846: Fix memory leak in hi846_parse_dt()
In the Linux kernel, the following vulnerability has been resolved: media: i2c: hi846: Fix memory leak in hi846_parse_dt() If any of the checks related to the supported link frequencies fail, then the V4L2 fwnode resources don't get released before returning,…
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Unscored —
media: solo6x10: fix possible memory leak in solo_sysfs_init()
In the Linux kernel, the following vulnerability has been resolved: media: solo6x10: fix possible memory leak in solo_sysfs_init() If device_register() returns error in solo_sysfs_init(), the name allocated by dev_set_name() need be freed. As comment of devic…
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Unscored —
r6040: Fix kmemleak in probe and remove
In the Linux kernel, the following vulnerability has been resolved: r6040: Fix kmemleak in probe and remove There is a memory leaks reported by kmemleak: unreferenced object 0xffff888116111000 (size 2048): comm "modprobe", pid 817, jiffies 4294759745 (age 76.…
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Unscored —
ext4: fix uninititialized value in 'ext4_evict_inode'
In the Linux kernel, the following vulnerability has been resolved: ext4: fix uninititialized value in 'ext4_evict_inode' Syzbot found the following issue: ===================================================== BUG: KMSAN: uninit-value in ext4_evict_inode+0xdd…
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Unscored —
usb: host: xhci: Fix potential memory leak in xhci_alloc_stream_info()
In the Linux kernel, the following vulnerability has been resolved: usb: host: xhci: Fix potential memory leak in xhci_alloc_stream_info() xhci_alloc_stream_info() allocates stream context array for stream_info ->stream_ctx_array with xhci_alloc_stream_ctx().…
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Unscored —
media: si470x: Fix use-after-free in si470x_int_in_callback()
In the Linux kernel, the following vulnerability has been resolved: media: si470x: Fix use-after-free in si470x_int_in_callback() syzbot reported use-after-free in si470x_int_in_callback() [1]. This indicates that urb->context, which contains struct si470x_de…
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High 7.8
RDMA/rxe: Fix mr->map double free
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix mr->map double free rxe_mr_cleanup() which tries to free mr->map again will be called when rxe_mr_init_user() fails: CPU: 0 PID: 4917 Comm: rdma_flush_serv Kdump: loaded Not tai…
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Unscored —
dmaengine: ti: k3-udma: Reset UDMA_CHAN_RT byte counters to prevent overflow
In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma: Reset UDMA_CHAN_RT byte counters to prevent overflow UDMA_CHAN_RT_*BCNT_REG stores the real-time channel bytecount statistics. These registers are 32-bit hardware coun…
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Unscored —
ARM: OMAP2+: omap4-common: Fix refcount leak bug
In the Linux kernel, the following vulnerability has been resolved: ARM: OMAP2+: omap4-common: Fix refcount leak bug In omap4_sram_init(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is n…
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Unscored —
dmaengine: qcom-adm: fix wrong sizeof config in slave_config
In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom-adm: fix wrong sizeof config in slave_config Fix broken slave_config function that uncorrectly compare the peripheral_size with the size of the config pointer instead of the s…
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Unscored —
vme: Fix error not catched in fake_init()
In the Linux kernel, the following vulnerability has been resolved: vme: Fix error not catched in fake_init() In fake_init(), __root_device_register() is possible to fail but it's ignored, which can cause unregistering vme_root fail when exit. general protect…
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High 7.8
bpf, sockmap: Fix repeated calls to sock_put() when msg has more_data
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix repeated calls to sock_put() when msg has more_data In tcp_bpf_send_verdict() redirection, the eval variable is assigned to __SK_REDIRECT after the apply_bytes data is sent,…
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Unscored —
firmware: raspberrypi: fix possible memory leak in rpi_firmware_probe()
In the Linux kernel, the following vulnerability has been resolved: firmware: raspberrypi: fix possible memory leak in rpi_firmware_probe() In rpi_firmware_probe(), if mbox_request_channel() fails, the 'fw' will not be freed through rpi_firmware_delete(), fix…
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Unscored —
drm/amd/display: Fix potential null-deref in dm_resume
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null-deref in dm_resume [Why] Fixing smatch error: dm_resume() error: we previously assumed 'aconnector->dc_link' could be null [How] Check if dc_link null at t…
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Unscored —
octeontx2-af: Add validation before accessing cgx and lmac
In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Add validation before accessing cgx and lmac with the addition of new MAC blocks like CN10K RPM and CN10KB RPM_USX, LMACs are noncontiguous and CGX blocks are also noncontiguous…
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Unscored —
media: amphion: fix REVERSE_INULL issues reported by coverity
In the Linux kernel, the following vulnerability has been resolved: media: amphion: fix REVERSE_INULL issues reported by coverity null-checking of a pointor is suggested before dereferencing it