17,644 results · Feed
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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…
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High 7.8
sched/fair: Don't balance task to its current running CPU
In the Linux kernel, the following vulnerability has been resolved: sched/fair: Don't balance task to its current running CPU We've run into the case that the balancer tries to balance a migration disabled task and trigger the warning in set_task_cpu() like b…
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High 7.8
arm64: efi: Make efi_rt_lock a raw_spinlock
In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efi_rt_lock a raw_spinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: sleeping function called from invalid context at kernel/lo…
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High 7.0
f2fs: fix to avoid potential memory corruption in __update_iostat_latency()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential memory corruption in __update_iostat_latency() Add iotype sanity check to avoid potential memory corruption. This is to fix the compile error below: fs/f2fs/iosta…
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High 8.1
wifi: brcmfmac: slab-out-of-bounds read in brcmf_get_assoc_ies()
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: slab-out-of-bounds read in brcmf_get_assoc_ies() Fix a slab-out-of-bounds read that occurs in kmemdup() called from brcmf_get_assoc_ies(). The bug could occur when assoc_info-…
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High 7.3
KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler
In the Linux kernel, the following vulnerability has been resolved: KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler We do check for target CPU == -1, but this might change at the time we are going to use it. Hold the physical target …
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Unscored —
af_unix: Fix data-races around user->unix_inflight.
In the Linux kernel, the following vulnerability has been resolved: af_unix: Fix data-races around user->unix_inflight. user->unix_inflight is changed under spin_lock(unix_gc_lock), but too_many_unix_fds() reads it locklessly. Let's annotate the write/read ac…
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Unscored —
PM: domains: fix memory leak with using debugfs_lookup()
In the Linux kernel, the following vulnerability has been resolved: PM: domains: 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 simpl…
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Unscored —
RDMA/bnxt_re: wraparound mbox producer index
In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: wraparound mbox producer index Driver is not handling the wraparound of the mbox producer index correctly. Currently the wraparound happens once u32 max is reached. Bit 31 of th…
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Unscored —
netfilter: x_tables: fix percpu counter block leak on error path when creating new netns
In the Linux kernel, the following vulnerability has been resolved: netfilter: x_tables: fix percpu counter block leak on error path when creating new netns Here is the stack where we allocate percpu counter block: +-< __alloc_percpu +-< xt_percpu_counter_all…
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Unscored —
wifi: ath9k: hif_usb: clean up skbs if ath9k_hif_usb_rx_stream() fails
In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: hif_usb: clean up skbs if ath9k_hif_usb_rx_stream() fails Syzkaller detected a memory leak of skbs in ath9k_hif_usb_rx_stream(). While processing skbs in ath9k_hif_usb_rx_stream(…
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Unscored —
ocfs2: fix memory leak in ocfs2_stack_glue_init()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix memory leak in ocfs2_stack_glue_init() ocfs2_table_header should be free in ocfs2_stack_glue_init() if ocfs2_sysfs_init() failed, otherwise kmemleak will report memleak. BUG: memor…
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Unscored —
qlcnic: prevent ->dcb use-after-free on qlcnic_dcb_enable() failure
In the Linux kernel, the following vulnerability has been resolved: qlcnic: prevent ->dcb use-after-free on qlcnic_dcb_enable() failure adapter->dcb would get silently freed inside qlcnic_dcb_enable() in case qlcnic_dcb_attach() would return an error, which a…
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High 7.8
ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline
In the Linux kernel, the following vulnerability has been resolved: ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline When converting files with inline data to extents, delayed allocations made on a file system created with both the bi…
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Unscored —
mm,hugetlb: take hugetlb_lock before decrementing h->resv_huge_pages
In the Linux kernel, the following vulnerability has been resolved: mm,hugetlb: take hugetlb_lock before decrementing h->resv_huge_pages The h->*_huge_pages counters are protected by the hugetlb_lock, but alloc_huge_page has a corner case where it can decreme…
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Unscored —
ipc: fix memory leak in init_mqueue_fs()
In the Linux kernel, the following vulnerability has been resolved: ipc: fix memory leak in init_mqueue_fs() When setup_mq_sysctls() failed in init_mqueue_fs(), mqueue_inode_cachep is not released. In order to fix this issue, the release path is reordered.
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Unscored —
chardev: fix error handling in cdev_device_add()
In the Linux kernel, the following vulnerability has been resolved: chardev: fix error handling in cdev_device_add() While doing fault injection test, I got the following report: ------------[ cut here ]------------ kobject: '(null)' (0000000039956980): is no…
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Unscored —
MIPS: SGI-IP27: Fix platform-device leak in bridge_platform_create()
In the Linux kernel, the following vulnerability has been resolved: MIPS: SGI-IP27: Fix platform-device leak in bridge_platform_create() In error case in bridge_platform_create after calling platform_device_add()/platform_device_add_data()/ platform_device_ad…
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Unscored —
pnode: terminate at peers of source
In the Linux kernel, the following vulnerability has been resolved: pnode: terminate at peers of source The propagate_mnt() function handles mount propagation when creating mounts and propagates the source mount tree @source_mnt to all applicable nodes of the…