15,763 results · Feed
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Unscored —
nbd: Fix hung when signal interrupts nbd_start_device_ioctl()
In the Linux kernel, the following vulnerability has been resolved: nbd: Fix hung when signal interrupts nbd_start_device_ioctl() syzbot reported hung task [1]. The following program is a simplified version of the reproducer: int main(void) { int sv[2], fd; i…
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Unscored —
erofs: fix order >= MAX_ORDER warning due to crafted negative i_size
In the Linux kernel, the following vulnerability has been resolved: erofs: fix order >= MAX_ORDER warning due to crafted negative i_size As syzbot reported [1], the root cause is that i_size field is a signed type, and negative i_size is also less than EROFS_…
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Unscored —
drivers: serial: jsm: fix some leaks in probe
In the Linux kernel, the following vulnerability has been resolved: drivers: serial: jsm: fix some leaks in probe This error path needs to unwind instead of just returning directly.
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Unscored —
cxl: Fix refcount leak in cxl_calc_capp_routing
In the Linux kernel, the following vulnerability has been resolved: cxl: Fix refcount leak in cxl_calc_capp_routing of_get_next_parent() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function o…
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Unscored —
media: xilinx: vipp: Fix refcount leak in xvip_graph_dma_init
In the Linux kernel, the following vulnerability has been resolved: media: xilinx: vipp: Fix refcount leak in xvip_graph_dma_init of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore.…
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Unscored —
ASoC: qcom: Add checks for devm_kcalloc
In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: Add checks for devm_kcalloc As the devm_kcalloc may return NULL, the return value needs to be checked to avoid NULL poineter dereference.
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Unscored —
s390/cio: fix out-of-bounds access on cio_ignore free
In the Linux kernel, the following vulnerability has been resolved: s390/cio: fix out-of-bounds access on cio_ignore free The channel-subsystem-driver scans for newly available devices whenever device-IDs are removed from the cio_ignore list using a command s…
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High 7.1
ext4: fix potential out of bound read in ext4_fc_replay_scan()
In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential out of bound read in ext4_fc_replay_scan() For scan loop must ensure that at least EXT4_FC_TAG_BASE_LEN space. If remain space less than EXT4_FC_TAG_BASE_LEN which will le…
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Unscored —
mtd: core: fix possible resource leak in init_mtd()
In the Linux kernel, the following vulnerability has been resolved: mtd: core: fix possible resource leak in init_mtd() I got the error report while inject fault in init_mtd(): sysfs: cannot create duplicate filename '/devices/virtual/bdi/mtd-0' Call Trace: <…
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High 7.8
drm/amdkfd: Fix double release compute pasid
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix double release compute pasid If kfd_process_device_init_vm returns failure after vm is converted to compute vm and vm->pasid set to compute pasid, KFD will not take pdd->drm_f…
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High 7.5
lockd: set other missing fields when unlocking files
In the Linux kernel, the following vulnerability has been resolved: lockd: set other missing fields when unlocking files vfs_lock_file() expects the struct file_lock to be fully initialised by the caller. Re-exported NFSv3 has been seen to Oops if the fl_file…
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Unscored —
iommu/omap: Fix buffer overflow in debugfs
In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fix buffer overflow in debugfs There are two issues here: 1) The "len" variable needs to be checked before the very first write. Otherwise if omap2_iommu_dump_ctx() with "bytes" l…
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Unscored —
md: Replace snprintf with scnprintf
In the Linux kernel, the following vulnerability has been resolved: md: Replace snprintf with scnprintf Current code produces a warning as shown below when total characters in the constituent block device names plus the slashes exceeds 200. snprintf() returns…
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High 7.8
btrfs: fix extent map use-after-free when handling missing device in read_one_chunk
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when handling missing device in read_one_chunk Store the error code before freeing the extent_map. Though it's reference counted structure, in that functi…
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Unscored —
slimbus: qcom-ngd: cleanup in probe error path
In the Linux kernel, the following vulnerability has been resolved: slimbus: qcom-ngd: cleanup in probe error path Add proper error path in probe() to cleanup resources previously acquired/allocated to fix warnings visible during probe deferral: notifier call…
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Unscored —
wifi: ath9k: verify the expected usb_endpoints are present
In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: verify the expected usb_endpoints are present The bug arises when a USB device claims to be an ATH9K but doesn't have the expected endpoints. (In this case there was an interrupt…
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Unscored —
UM: cpuinfo: Fix a warning for CONFIG_CPUMASK_OFFSTACK
In the Linux kernel, the following vulnerability has been resolved: UM: cpuinfo: Fix a warning for CONFIG_CPUMASK_OFFSTACK When CONFIG_CPUMASK_OFFSTACK and CONFIG_DEBUG_PER_CPU_MAPS is selected, cpu_max_bits_warn() generates a runtime warning similar as below…
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Unscored —
wifi: libertas: fix memory leak in lbs_init_adapter()
In the Linux kernel, the following vulnerability has been resolved: wifi: libertas: fix memory leak in lbs_init_adapter() When kfifo_alloc() failed in lbs_init_adapter(), cmd buffer is not released. Add free memory to processing error path.
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Unscored —
btrfs: do not BUG_ON() on ENOMEM when dropping extent items for a range
In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUG_ON() on ENOMEM when dropping extent items for a range If we get -ENOMEM while dropping file extent items in a given range, at btrfs_drop_extents(), due to failure to allocat…
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Unscored —
kcm: annotate data-races around kcm->rx_psock
In the Linux kernel, the following vulnerability has been resolved: kcm: annotate data-races around kcm->rx_psock kcm->rx_psock can be read locklessly in kcm_rfree(). Annotate the read and writes accordingly. We do the same for kcm->rx_wait in the following p…
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High 7.1
thermal/drivers/hisi: Drop second sensor hi3660
In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/hisi: Drop second sensor hi3660 The commit 74c8e6bffbe1 ("driver core: Add __alloc_size hint to devm allocators") exposes a panic "BRK handler: Fatal exception" on the hi3660_…
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Medium 5.5
nfsd: call op_release, even when op_func returns an error
In the Linux kernel, the following vulnerability has been resolved: nfsd: call op_release, even when op_func returns an error For ops with "trivial" replies, nfsd4_encode_operation will shortcut most of the encoding work and skip to just marshalling up the st…
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Medium 5.5
xsk: check IFF_UP earlier in Tx path
In the Linux kernel, the following vulnerability has been resolved: xsk: check IFF_UP earlier in Tx path Xsk Tx can be triggered via either sendmsg() or poll() syscalls. These two paths share a call to common function xsk_xmit() which has two sanity checks wi…
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Medium 5.5
drm/msm/mdp5: Add check for kzalloc
In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Add check for kzalloc As kzalloc may fail and return NULL pointer, it should be better to check the return value in order to avoid the NULL pointer dereference. Patchwork: https…
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High 7.1
phy: hisilicon: Fix an out of bounds check in hisi_inno_phy_probe()
In the Linux kernel, the following vulnerability has been resolved: phy: hisilicon: Fix an out of bounds check in hisi_inno_phy_probe() The size of array 'priv->ports[]' is INNO_PHY_PORT_NUM. In the for loop, 'i' is used as the index for array 'priv->ports[]'…
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Medium 5.5
watchdog: Fix kmemleak in watchdog_cdev_register
In the Linux kernel, the following vulnerability has been resolved: watchdog: Fix kmemleak in watchdog_cdev_register kmemleak reports memory leaks in watchdog_dev_register, as follows: unreferenced object 0xffff888116233000 (size 2048): comm ""modprobe"", pid…
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Medium 5.5
net/smc: fix deadlock triggered by cancel_delayed_work_syn()
In the Linux kernel, the following vulnerability has been resolved: net/smc: fix deadlock triggered by cancel_delayed_work_syn() The following LOCKDEP was detected: Workqueue: events smc_lgr_free_work [smc] WARNING: possible circular locking dependency detect…
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Medium 5.5
erofs: Fix detection of atomic context
In the Linux kernel, the following vulnerability has been resolved: erofs: Fix detection of atomic context Current check for atomic context is not sufficient as z_erofs_decompressqueue_endio can be called under rcu lock from blk_mq_flush_plug_list(). See the …
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Medium 5.5
smb: client: fix warning in cifs_smb3_do_mount()
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix warning in cifs_smb3_do_mount() This fixes the following warning reported by kernel test robot fs/smb/client/cifsfs.c:982 cifs_smb3_do_mount() warn: possible memory leak of '…
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High 7.1
wifi: mac80211: fix invalid drv_sta_pre_rcu_remove calls for non-uploaded sta
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix invalid drv_sta_pre_rcu_remove calls for non-uploaded sta Avoid potential data corruption issues caused by uninitialized driver private data structures.
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High 8.8
wifi: mwifiex: Fix OOB and integer underflow when rx packets
In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Fix OOB and integer underflow when rx packets Make sure mwifiex_process_mgmt_packet, mwifiex_process_sta_rx_packet and mwifiex_process_uap_rx_packet, mwifiex_uap_queue_bridged_…
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Medium 5.5
spi: imx: Don't skip cleanup in remove's error path
In the Linux kernel, the following vulnerability has been resolved: spi: imx: Don't skip cleanup in remove's error path Returning early in a platform driver's remove callback is wrong. In this case the dma resources are not released in the error path. this is…
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Medium 5.5
ext4: Fix function prototype mismatch for ext4_feat_ktype
In the Linux kernel, the following vulnerability has been resolved: ext4: Fix function prototype mismatch for ext4_feat_ktype With clang's kernel control flow integrity (kCFI, CONFIG_CFI_CLANG), indirect call targets are validated against the expected functio…
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Medium 5.5
drm/msm/dsi: Add missing check for alloc_ordered_workqueue
In the Linux kernel, the following vulnerability has been resolved: drm/msm/dsi: Add missing check for alloc_ordered_workqueue Add check for the return value of alloc_ordered_workqueue as it may return NULL pointer and cause NULL pointer dereference. Patchwor…
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High 7.8
jfs: jfs_dmap: Validate db_l2nbperpage while mounting
In the Linux kernel, the following vulnerability has been resolved: jfs: jfs_dmap: Validate db_l2nbperpage while mounting In jfs_dmap.c at line 381, BLKTODMAP is used to get a logical block number inside dbFree(). db_l2nbperpage, which is the log2 number of b…
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Medium 5.5
bpf: Fix memleak due to fentry attach failure
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix memleak due to fentry attach failure If it fails to attach fentry, the allocated bpf trampoline image will be left in the system. That can be verified by checking /proc/kallsyms. Thi…
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Medium 5.5
media: az6007: Fix null-ptr-deref in az6007_i2c_xfer()
In the Linux kernel, the following vulnerability has been resolved: media: az6007: Fix null-ptr-deref in az6007_i2c_xfer() In az6007_i2c_xfer, msg is controlled by user. When msg[i].buf is null and msg[i].len is zero, former checks on msg[i].buf would be pass…
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High 7.8
media: netup_unidvb: fix use-after-free at del_timer()
In the Linux kernel, the following vulnerability has been resolved: media: netup_unidvb: fix use-after-free at del_timer() When Universal DVB card is detaching, netup_unidvb_dma_fini() uses del_timer() to stop dma->timeout timer. But when timer handler netup_…
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High 7.8
rxrpc: Make it so that a waiting process can be aborted
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Make it so that a waiting process can be aborted When sendmsg() creates an rxrpc call, it queues it to wait for a connection and channel to be assigned and then waits before it can sta…
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High 7.8
nubus: Partially revert proc_create_single_data() conversion
In the Linux kernel, the following vulnerability has been resolved: nubus: Partially revert proc_create_single_data() conversion The conversion to proc_create_single_data() introduced a regression whereby reading a file in /proc/bus/nubus results in a seg fau…