8,106 results · Feed
-
Unscored —
iavf: Fix adminq error handling
In the Linux kernel, the following vulnerability has been resolved: iavf: Fix adminq error handling iavf_alloc_asq_bufs/iavf_alloc_arq_bufs allocates with dma_alloc_coherent memory for VF mailbox. Free DMA regions for both ASQ and ARQ in case error happens du…
-
Unscored —
iavf: Fix reset error handling
In the Linux kernel, the following vulnerability has been resolved: iavf: Fix reset error handling Do not call iavf_close in iavf_reset_task error handling. Doing so can lead to double call of napi_disable, which can lead to deadlock there. Removing VF would …
-
Unscored —
net: dsa: mv88e6060: prevent crash on an unused port
In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6060: prevent crash on an unused port If the port isn't a CPU port nor a user port, 'cpu_dp' is a null pointer and a crash happened on dereferencing it in mv88e6060_setup_port(…
-
Unscored —
drm/meson: Fix refcount bugs in meson_vpu_has_available_connectors()
In the Linux kernel, the following vulnerability has been resolved: drm/meson: Fix refcount bugs in meson_vpu_has_available_connectors() In this function, there are two refcount leak bugs: (1) when breaking out of for_each_endpoint_of_node(), we need call the…
-
Unscored —
drm/sun4i: dsi: Prevent underflow when computing packet sizes
In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: dsi: Prevent underflow when computing packet sizes Currently, the packet overhead is subtracted using unsigned arithmetic. With a short sync pulse, this could underflow and wrap ar…
-
Unscored —
usb: host: ohci-ppc-of: Fix refcount leak bug
In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-ppc-of: Fix refcount leak bug In ohci_hcd_ppc_of_probe(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it i…
-
Unscored —
usb: renesas: Fix refcount leak bug
In the Linux kernel, the following vulnerability has been resolved: usb: renesas: Fix refcount leak bug In usbhs_rza1_hardware_init(), of_find_node_by_name() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used…
-
Unscored —
scsi: lpfc: Prevent buffer overflow crashes in debugfs with malformed user input
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Prevent buffer overflow crashes in debugfs with malformed user input Malformed user input to debugfs results in buffer overflow crashes. Adapt input string lengths to fit within i…
-
Unscored —
clk: qcom: ipq8074: dont disable gcc_sleep_clk_src
In the Linux kernel, the following vulnerability has been resolved: clk: qcom: ipq8074: dont disable gcc_sleep_clk_src Once the usb sleep clocks are disabled, clock framework is trying to disable the sleep clock source also. However, it seems that it cannot b…
-
High 7.8
gadgetfs: ep_io - wait until IRQ finishes
In the Linux kernel, the following vulnerability has been resolved: gadgetfs: ep_io - wait until IRQ finishes after usb_ep_queue() if wait_for_completion_interruptible() is interrupted we need to wait until IRQ gets finished. Otherwise complete() from epio_co…
-
Unscored —
cxl: Fix a memory leak in an error handling path
In the Linux kernel, the following vulnerability has been resolved: cxl: Fix a memory leak in an error handling path A bitmap_zalloc() must be balanced by a corresponding bitmap_free() in the error handling path of afu_allocate_irqs().
-
Unscored —
dmaengine: dw-axi-dmac: ignore interrupt if no descriptor
In the Linux kernel, the following vulnerability has been resolved: dmaengine: dw-axi-dmac: ignore interrupt if no descriptor If the channel has no descriptor and the interrupt is raised then the kernel will OOPS. Check the result of vchan_next_desc() in the …
-
High 7.8
drivers:md:fix a potential use-after-free bug
In the Linux kernel, the following vulnerability has been resolved: drivers:md:fix a potential use-after-free bug In line 2884, "raid5_release_stripe(sh);" drops the reference to sh and may cause sh to be released. However, sh is subsequently used in lines 28…
-
Unscored —
ext4: block range must be validated before use in ext4_mb_clear_bb()
In the Linux kernel, the following vulnerability has been resolved: ext4: block range must be validated before use in ext4_mb_clear_bb() Block range to free is validated in ext4_free_blocks() using ext4_inode_block_valid() and then it's passed to ext4_mb_clea…
-
Unscored —
ext4: avoid resizing to a partial cluster size
In the Linux kernel, the following vulnerability has been resolved: ext4: avoid resizing to a partial cluster size This patch avoids an attempt to resize the filesystem to an unaligned cluster boundary. An online resize to a size that is not integral to clust…
-
Unscored —
tty: serial: Fix refcount leak bug in ucc_uart.c
In the Linux kernel, the following vulnerability has been resolved: tty: serial: Fix refcount leak bug in ucc_uart.c In soc_info(), of_find_node_by_type() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used an…
-
Unscored —
mips: cavium-octeon: Fix missing of_node_put() in octeon2_usb_clocks_start
In the Linux kernel, the following vulnerability has been resolved: mips: cavium-octeon: Fix missing of_node_put() in octeon2_usb_clocks_start We should call of_node_put() for the reference 'uctl_node' returned by of_get_parent() which will increase the refco…
-
Unscored —
f2fs: fix to avoid use f2fs_bug_on() in f2fs_new_node_page()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use f2fs_bug_on() in f2fs_new_node_page() As Dipanjan Das <mail.dipanjan.das@gmail.com> reported, syzkaller found a f2fs bug as below: RIP: 0010:f2fs_new_node_page+0x19ac/0…
-
Unscored —
video: fbdev: i740fb: Check the argument of i740_calc_vclk()
In the Linux kernel, the following vulnerability has been resolved: video: fbdev: i740fb: Check the argument of i740_calc_vclk() Since the user can control the arguments of the ioctl() from the user space, under special arguments that may result in a divide-b…
-
Unscored —
kprobes: don't call disarm_kprobe() for disabled kprobes
In the Linux kernel, the following vulnerability has been resolved: kprobes: don't call disarm_kprobe() for disabled kprobes The assumption in __disable_kprobe() is wrong, and it could try to disarm an already disarmed kprobe and fire the WARN_ONCE() below. […
-
Unscored —
xfrm: fix refcount leak in __xfrm_policy_check()
In the Linux kernel, the following vulnerability has been resolved: xfrm: fix refcount leak in __xfrm_policy_check() The issue happens on an error path in __xfrm_policy_check(). When the fetching process of the object `pols[1]` fails, the function simply retu…
-
Unscored —
netfilter: nft_tproxy: restrict to prerouting hook
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_tproxy: restrict to prerouting hook TPROXY is only allowed from prerouting, but nft_tproxy doesn't check this. This fixes a crash (null dereference) when using tproxy from e.g.…
-
High 7.5
net: lantiq_xrx200: restore buffer if memory allocation failed
In the Linux kernel, the following vulnerability has been resolved: net: lantiq_xrx200: restore buffer if memory allocation failed In a situation where memory allocation fails, an invalid buffer address is stored. When this descriptor is used again, the syste…
-
High 7.8
rxrpc: Fix locking in rxrpc's sendmsg
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix locking in rxrpc's sendmsg Fix three bugs in the rxrpc's sendmsg implementation: (1) rxrpc_new_client_call() should release the socket lock when returning an error from rxrpc_get_c…
-
Unscored —
loop: Check for overflow while configuring loop
In the Linux kernel, the following vulnerability has been resolved: loop: Check for overflow while configuring loop The userspace can configure a loop using an ioctl call, wherein a configuration of type loop_config is passed (see lo_ioctl()'s case on line 15…
-
High 7.8
s390: fix double free of GS and RI CBs on fork() failure
In the Linux kernel, the following vulnerability has been resolved: s390: fix double free of GS and RI CBs on fork() failure The pointers for guarded storage and runtime instrumentation control blocks are stored in the thread_struct of the associated task. Th…
-
Unscored —
xen/privcmd: fix error exit of privcmd_ioctl_dm_op()
In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix error exit of privcmd_ioctl_dm_op() The error exit of privcmd_ioctl_dm_op() is calling unlock_pages() potentially with pages being NULL, leading to a NULL dereference. Additi…
-
Unscored —
md: call __md_stop_writes in md_stop
In the Linux kernel, the following vulnerability has been resolved: md: call __md_stop_writes in md_stop From the link [1], we can see raid1d was running even after the path raid_dtr -> md_stop -> __md_stop. Let's stop write first in destructor to align with …
-
Unscored —
scsi: storvsc: Remove WQ_MEM_RECLAIM from storvsc_error_wq
In the Linux kernel, the following vulnerability has been resolved: scsi: storvsc: Remove WQ_MEM_RECLAIM from storvsc_error_wq storvsc_error_wq workqueue should not be marked as WQ_MEM_RECLAIM as it doesn't need to make forward progress under memory pressure.…
-
Unscored —
HID: steam: Prevent NULL pointer dereference in steam_{recv,send}_report
In the Linux kernel, the following vulnerability has been resolved: HID: steam: Prevent NULL pointer dereference in steam_{recv,send}_report It is possible for a malicious device to forgo submitting a Feature Report. The HID Steam driver presently makes no pr…
-
Unscored —
media: pvrusb2: fix memory leak in pvr_probe
In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix memory leak in pvr_probe The error handling code in pvr2_hdw_create forgets to unregister the v4l2 device. When pvr2_hdw_create returns back to pvr2_context_create, it cal…
-
Unscored —
HID: hidraw: fix memory leak in hidraw_release()
In the Linux kernel, the following vulnerability has been resolved: HID: hidraw: fix memory leak in hidraw_release() Free the buffered reports before deleting the list entry. BUG: memory leak unreferenced object 0xffff88810e72f180 (size 32): comm "softirq", p…
-
Unscored —
USB: gadget: Fix use-after-free Read in usb_udc_uevent()
In the Linux kernel, the following vulnerability has been resolved: USB: gadget: Fix use-after-free Read in usb_udc_uevent() The syzbot fuzzer found a race between uevent callbacks and gadget driver unregistration that can cause a use-after-free bug: --------…
-
Unscored —
fbdev: fb_pm2fb: Avoid potential divide by zero error
In the Linux kernel, the following vulnerability has been resolved: fbdev: fb_pm2fb: Avoid potential divide by zero error In `do_fb_ioctl()` of fbmem.c, if cmd is FBIOPUT_VSCREENINFO, var will be copied from user, then go through `fb_set_var()` and `info->fbo…
-
High 7.8
ftrace: Fix NULL pointer dereference in is_ftrace_trampoline when ftrace is dead
In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix NULL pointer dereference in is_ftrace_trampoline when ftrace is dead ftrace_startup does not remove ops from ftrace_ops_list when ftrace_startup_enable fails: register_ftrace_func…
-
Unscored —
bpf: Don't redirect packets with invalid pkt_len
In the Linux kernel, the following vulnerability has been resolved: bpf: Don't redirect packets with invalid pkt_len Syzbot found an issue [1]: fq_codel_drop() try to drop a flow whitout any skbs, that is, the flow->head is null. The root cause, as the [2] sa…
-
Unscored —
drm/amd/display: clear optc underflow before turn off odm clock
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: clear optc underflow before turn off odm clock [Why] After ODM clock off, optc underflow bit will be kept there always and clear not work. We need to clear that before clock …
-
High 8.0
ieee802154/adf7242: defer destroy_workqueue call
In the Linux kernel, the following vulnerability has been resolved: ieee802154/adf7242: defer destroy_workqueue call There is a possible race condition (use-after-free) like below (FREE) | (USE) adf7242_remove | adf7242_channel cancel_delayed_work_sync | dest…
-
Unscored —
bpf: Fix a data-race around bpf_jit_limit.
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a data-race around bpf_jit_limit. While reading bpf_jit_limit, it can be changed concurrently via sysctl, WRITE_ONCE() in __do_proc_doulongvec_minmax(). The size of bpf_jit_limit is …
-
Unscored —
kcm: fix strp_init() order and cleanup
In the Linux kernel, the following vulnerability has been resolved: kcm: fix strp_init() order and cleanup strp_init() is called just a few lines above this csk->sk_user_data check, it also initializes strp->work etc., therefore, it is unnecessary to call str…