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CVSS v3.1 |
An improper certificate validation vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to compromise the security of the system.
We have already fixed the vulnerability in the following version:
Qsync Central 4.5.0.7 ( 2025/04/23 ) and later |
An improper certificate validation vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to compromise the security of the system.
We have already fixed the vulnerability in the following version:
Qsync Central 4.5.0.7 ( 2025/04/23 ) and later |
In the Linux kernel, the following vulnerability has been resolved:
clk: clk-loongson2: Fix memory corruption bug in struct loongson2_clk_provider
Some heap space is allocated for the flexible structure `struct
clk_hw_onecell_data` and its flexible-array member `hws` through
the composite structure `struct loongson2_clk_provider` in function
`loongson2_clk_probe()`, as shown below:
289 struct loongson2_clk_provider *clp;
...
296 for (p = data; p->name; p++)
297 clks_num++;
298
299 clp = devm_kzalloc(dev, struct_size(clp, clk_data.hws, clks_num),
300 GFP_KERNEL);
Then some data is written into the flexible array:
350 clp->clk_data.hws[p->id] = hw;
This corrupts `clk_lock`, which is the spinlock variable immediately
following the `clk_data` member in `struct loongson2_clk_provider`:
struct loongson2_clk_provider {
void __iomem *base;
struct device *dev;
struct clk_hw_onecell_data clk_data;
spinlock_t clk_lock; /* protect access to DIV registers */
};
The problem is that the flexible structure is currently placed in the
middle of `struct loongson2_clk_provider` instead of at the end.
Fix this by moving `struct clk_hw_onecell_data clk_data;` to the end of
`struct loongson2_clk_provider`. Also, add a code comment to help
prevent this from happening again in case new members are added to the
structure in the future.
This change also fixes the following -Wflex-array-member-not-at-end
warning:
drivers/clk/clk-loongson2.c:32:36: warning: structure containing a flexible array member is not at the end of another structure [-Wflex-array-member-not-at-end] |
Coolify versions prior to v4.0.0-beta.420.6 are vulnerable to a remote code execution vulnerability in the application deployment workflow. The platform allows authenticated users, with low-level member privileges, to inject arbitrary Docker Compose directives during project creation. By crafting a malicious service definition that mounts the host root filesystem, an attacker can gain full root access to the underlying server. |
In the Linux kernel, the following vulnerability has been resolved:
vfio/pci: Properly hide first-in-list PCIe extended capability
There are cases where a PCIe extended capability should be hidden from
the user. For example, an unknown capability (i.e., capability with ID
greater than PCI_EXT_CAP_ID_MAX) or a capability that is intentionally
chosen to be hidden from the user.
Hiding a capability is done by virtualizing and modifying the 'Next
Capability Offset' field of the previous capability so it points to the
capability after the one that should be hidden.
The special case where the first capability in the list should be hidden
is handled differently because there is no previous capability that can
be modified. In this case, the capability ID and version are zeroed
while leaving the next pointer intact. This hides the capability and
leaves an anchor for the rest of the capability list.
However, today, hiding the first capability in the list is not done
properly if the capability is unknown, as struct
vfio_pci_core_device->pci_config_map is set to the capability ID during
initialization but the capability ID is not properly checked later when
used in vfio_config_do_rw(). This leads to the following warning [1] and
to an out-of-bounds access to ecap_perms array.
Fix it by checking cap_id in vfio_config_do_rw(), and if it is greater
than PCI_EXT_CAP_ID_MAX, use an alternative struct perm_bits for direct
read only access instead of the ecap_perms array.
Note that this is safe since the above is the only case where cap_id can
exceed PCI_EXT_CAP_ID_MAX (except for the special capabilities, which
are already checked before).
[1]
WARNING: CPU: 118 PID: 5329 at drivers/vfio/pci/vfio_pci_config.c:1900 vfio_pci_config_rw+0x395/0x430 [vfio_pci_core]
CPU: 118 UID: 0 PID: 5329 Comm: simx-qemu-syste Not tainted 6.12.0+ #1
(snip)
Call Trace:
<TASK>
? show_regs+0x69/0x80
? __warn+0x8d/0x140
? vfio_pci_config_rw+0x395/0x430 [vfio_pci_core]
? report_bug+0x18f/0x1a0
? handle_bug+0x63/0xa0
? exc_invalid_op+0x19/0x70
? asm_exc_invalid_op+0x1b/0x20
? vfio_pci_config_rw+0x395/0x430 [vfio_pci_core]
? vfio_pci_config_rw+0x244/0x430 [vfio_pci_core]
vfio_pci_rw+0x101/0x1b0 [vfio_pci_core]
vfio_pci_core_read+0x1d/0x30 [vfio_pci_core]
vfio_device_fops_read+0x27/0x40 [vfio]
vfs_read+0xbd/0x340
? vfio_device_fops_unl_ioctl+0xbb/0x740 [vfio]
? __rseq_handle_notify_resume+0xa4/0x4b0
__x64_sys_pread64+0x96/0xc0
x64_sys_call+0x1c3d/0x20d0
do_syscall_64+0x4d/0x120
entry_SYSCALL_64_after_hwframe+0x76/0x7e |
Coolify versions prior to v4.0.0-beta.420.7 are vulnerable to a remote code execution vulnerability in the project deployment workflow. The platform allows authenticated users, with low-level member privileges, to inject arbitrary shell commands via the Git Repository field during project creation. By submitting a crafted repository string containing command injection syntax, an attacker can execute arbitrary commands on the underlying host system, resulting in full server compromise. |
In the Linux kernel, the following vulnerability has been resolved:
kobject_uevent: Fix OOB access within zap_modalias_env()
zap_modalias_env() wrongly calculates size of memory block to move, so
will cause OOB memory access issue if variable MODALIAS is not the last
one within its @env parameter, fixed by correcting size to memmove. |
In the Linux kernel, the following vulnerability has been resolved:
swiotlb: Fix double-allocation of slots due to broken alignment handling
Commit bbb73a103fbb ("swiotlb: fix a braino in the alignment check fix"),
which was a fix for commit 0eee5ae10256 ("swiotlb: fix slot alignment
checks"), causes a functional regression with vsock in a virtual machine
using bouncing via a restricted DMA SWIOTLB pool.
When virtio allocates the virtqueues for the vsock device using
dma_alloc_coherent(), the SWIOTLB search can return page-unaligned
allocations if 'area->index' was left unaligned by a previous allocation
from the buffer:
# Final address in brackets is the SWIOTLB address returned to the caller
| virtio-pci 0000:00:07.0: orig_addr 0x0 alloc_size 0x2000, iotlb_align_mask 0x800 stride 0x2: got slot 1645-1649/7168 (0x98326800)
| virtio-pci 0000:00:07.0: orig_addr 0x0 alloc_size 0x2000, iotlb_align_mask 0x800 stride 0x2: got slot 1649-1653/7168 (0x98328800)
| virtio-pci 0000:00:07.0: orig_addr 0x0 alloc_size 0x2000, iotlb_align_mask 0x800 stride 0x2: got slot 1653-1657/7168 (0x9832a800)
This ends badly (typically buffer corruption and/or a hang) because
swiotlb_alloc() is expecting a page-aligned allocation and so blindly
returns a pointer to the 'struct page' corresponding to the allocation,
therefore double-allocating the first half (2KiB slot) of the 4KiB page.
Fix the problem by treating the allocation alignment separately to any
additional alignment requirements from the device, using the maximum
of the two as the stride to search the buffer slots and taking care
to ensure a minimum of page-alignment for buffers larger than a page.
This also resolves swiotlb allocation failures occuring due to the
inclusion of ~PAGE_MASK in 'iotlb_align_mask' for large allocations and
resulting in alignment requirements exceeding swiotlb_max_mapping_size(). |
This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. |
In the Linux kernel, the following vulnerability has been resolved:
NFS: Fix an Oops in nfs_d_automount()
When mounting from a NFSv4 referral, path->dentry can end up being a
negative dentry, so derive the struct nfs_server from the dentry
itself instead. |
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: L2CAP: Fix user-after-free
This uses l2cap_chan_hold_unless_zero() after calling
__l2cap_get_chan_blah() to prevent the following trace:
Bluetooth: l2cap_core.c:static void l2cap_chan_destroy(struct kref
*kref)
Bluetooth: chan 0000000023c4974d
Bluetooth: parent 00000000ae861c08
==================================================================
BUG: KASAN: use-after-free in __mutex_waiter_is_first
kernel/locking/mutex.c:191 [inline]
BUG: KASAN: use-after-free in __mutex_lock_common
kernel/locking/mutex.c:671 [inline]
BUG: KASAN: use-after-free in __mutex_lock+0x278/0x400
kernel/locking/mutex.c:729
Read of size 8 at addr ffff888006a49b08 by task kworker/u3:2/389 |
In the Linux kernel, the following vulnerability has been resolved:
tty: serial: fsl_lpuart: disable dma rx/tx use flags in lpuart_dma_shutdown
lpuart_dma_shutdown tears down lpuart dma, but lpuart_flush_buffer can
still occur which in turn tries to access dma apis if lpuart_dma_tx_use
flag is true. At this point since dma is torn down, these dma apis can
abort. Set lpuart_dma_tx_use and the corresponding rx flag
lpuart_dma_rx_use to false in lpuart_dma_shutdown so that dmas are not
accessed after they are relinquished.
Otherwise, when try to kill btattach, kernel may panic. This patch may
fix this issue.
root@imx8ulpevk:~# btattach -B /dev/ttyLP2 -S 115200
^C[ 90.182296] Internal error: synchronous external abort: 96000210 [#1] PREEMPT SMP
[ 90.189806] Modules linked in: moal(O) mlan(O)
[ 90.194258] CPU: 0 PID: 503 Comm: btattach Tainted: G O 5.15.32-06136-g34eecdf2f9e4 #37
[ 90.203554] Hardware name: NXP i.MX8ULP 9X9 EVK (DT)
[ 90.208513] pstate: 600000c5 (nZCv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 90.215470] pc : fsl_edma3_disable_request+0x8/0x60
[ 90.220358] lr : fsl_edma3_terminate_all+0x34/0x20c
[ 90.225237] sp : ffff800013f0bac0
[ 90.228548] x29: ffff800013f0bac0 x28: 0000000000000001 x27: ffff000008404800
[ 90.235681] x26: ffff000008404960 x25: ffff000008404a08 x24: ffff000008404a00
[ 90.242813] x23: ffff000008404a60 x22: 0000000000000002 x21: 0000000000000000
[ 90.249946] x20: ffff800013f0baf8 x19: ffff00000559c800 x18: 0000000000000000
[ 90.257078] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[ 90.264211] x14: 0000000000000003 x13: 0000000000000000 x12: 0000000000000040
[ 90.271344] x11: ffff00000600c248 x10: ffff800013f0bb10 x9 : ffff000057bcb090
[ 90.278477] x8 : fffffc0000241a08 x7 : ffff00000534ee00 x6 : ffff000008404804
[ 90.285609] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff0000055b3480
[ 90.292742] x2 : ffff8000135c0000 x1 : ffff00000534ee00 x0 : ffff00000559c800
[ 90.299876] Call trace:
[ 90.302321] fsl_edma3_disable_request+0x8/0x60
[ 90.306851] lpuart_flush_buffer+0x40/0x160
[ 90.311037] uart_flush_buffer+0x88/0x120
[ 90.315050] tty_driver_flush_buffer+0x20/0x30
[ 90.319496] hci_uart_flush+0x44/0x90
[ 90.323162] +0x34/0x12c
[ 90.327253] tty_ldisc_close+0x38/0x70
[ 90.331005] tty_ldisc_release+0xa8/0x190
[ 90.335018] tty_release_struct+0x24/0x8c
[ 90.339022] tty_release+0x3ec/0x4c0
[ 90.342593] __fput+0x70/0x234
[ 90.345652] ____fput+0x14/0x20
[ 90.348790] task_work_run+0x84/0x17c
[ 90.352455] do_exit+0x310/0x96c
[ 90.355688] do_group_exit+0x3c/0xa0
[ 90.359259] __arm64_sys_exit_group+0x1c/0x20
[ 90.363609] invoke_syscall+0x48/0x114
[ 90.367362] el0_svc_common.constprop.0+0xd4/0xfc
[ 90.372068] do_el0_svc+0x2c/0x94
[ 90.375379] el0_svc+0x28/0x80
[ 90.378438] el0t_64_sync_handler+0xa8/0x130
[ 90.382711] el0t_64_sync+0x1a0/0x1a4
[ 90.386376] Code: 17ffffda d503201f d503233f f9409802 (b9400041)
[ 90.392467] ---[ end trace 2f60524b4a43f1f6 ]---
[ 90.397073] note: btattach[503] exited with preempt_count 1
[ 90.402636] Fixing recursive fault but reboot is needed! |
In the Linux kernel, the following vulnerability has been resolved:
padata: Always leave BHs disabled when running ->parallel()
A deadlock can happen when an overloaded system runs ->parallel() in the
context of the current task:
padata_do_parallel
->parallel()
pcrypt_aead_enc/dec
padata_do_serial
spin_lock(&reorder->lock) // BHs still enabled
<interrupt>
...
__do_softirq
...
padata_do_serial
spin_lock(&reorder->lock)
It's a bug for BHs to be on in _do_serial as Steffen points out, so
ensure they're off in the "current task" case like they are in
padata_parallel_worker to avoid this situation. |
In the Linux kernel, the following vulnerability has been resolved:
md: fix a crash in mempool_free
There's a crash in mempool_free when running the lvm test
shell/lvchange-rebuild-raid.sh.
The reason for the crash is this:
* super_written calls atomic_dec_and_test(&mddev->pending_writes) and
wake_up(&mddev->sb_wait). Then it calls rdev_dec_pending(rdev, mddev)
and bio_put(bio).
* so, the process that waited on sb_wait and that is woken up is racing
with bio_put(bio).
* if the process wins the race, it calls bioset_exit before bio_put(bio)
is executed.
* bio_put(bio) attempts to free a bio into a destroyed bio set - causing
a crash in mempool_free.
We fix this bug by moving bio_put before atomic_dec_and_test.
We also move rdev_dec_pending before atomic_dec_and_test as suggested by
Neil Brown.
The function md_end_flush has a similar bug - we must call bio_put before
we decrement the number of in-progress bios.
BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 11557f0067 P4D 11557f0067 PUD 0
Oops: 0002 [#1] PREEMPT SMP
CPU: 0 PID: 73 Comm: kworker/0:1 Not tainted 6.1.0-rc3 #5
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-2 04/01/2014
Workqueue: kdelayd flush_expired_bios [dm_delay]
RIP: 0010:mempool_free+0x47/0x80
Code: 48 89 ef 5b 5d ff e0 f3 c3 48 89 f7 e8 32 45 3f 00 48 63 53 08 48 89 c6 3b 53 04 7d 2d 48 8b 43 10 8d 4a 01 48 89 df 89 4b 08 <48> 89 2c d0 e8 b0 45 3f 00 48 8d 7b 30 5b 5d 31 c9 ba 01 00 00 00
RSP: 0018:ffff88910036bda8 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffff8891037b65d8 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000202 RDI: ffff8891037b65d8
RBP: ffff8891447ba240 R08: 0000000000012908 R09: 00000000003d0900
R10: 0000000000000000 R11: 0000000000173544 R12: ffff889101a14000
R13: ffff8891562ac300 R14: ffff889102b41440 R15: ffffe8ffffa00d05
FS: 0000000000000000(0000) GS:ffff88942fa00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000001102e99000 CR4: 00000000000006b0
Call Trace:
<TASK>
clone_endio+0xf4/0x1c0 [dm_mod]
clone_endio+0xf4/0x1c0 [dm_mod]
__submit_bio+0x76/0x120
submit_bio_noacct_nocheck+0xb6/0x2a0
flush_expired_bios+0x28/0x2f [dm_delay]
process_one_work+0x1b4/0x300
worker_thread+0x45/0x3e0
? rescuer_thread+0x380/0x380
kthread+0xc2/0x100
? kthread_complete_and_exit+0x20/0x20
ret_from_fork+0x1f/0x30
</TASK>
Modules linked in: brd dm_delay dm_raid dm_mod af_packet uvesafb cfbfillrect cfbimgblt cn cfbcopyarea fb font fbdev tun autofs4 binfmt_misc configfs ipv6 virtio_rng virtio_balloon rng_core virtio_net pcspkr net_failover failover qemu_fw_cfg button mousedev raid10 raid456 libcrc32c async_raid6_recov async_memcpy async_pq raid6_pq async_xor xor async_tx raid1 raid0 md_mod sd_mod t10_pi crc64_rocksoft crc64 virtio_scsi scsi_mod evdev psmouse bsg scsi_common [last unloaded: brd]
CR2: 0000000000000000
---[ end trace 0000000000000000 ]--- |
In the Linux kernel, the following vulnerability has been resolved:
net: hinic: fix the issue of CMDQ memory leaks
When hinic_set_cmdq_depth() fails in hinic_init_cmdqs(), the cmdq memory is
not released correctly. Fix it. |
In the Linux kernel, the following vulnerability has been resolved:
nvme: fix multipath crash caused by flush request when blktrace is enabled
The flush request initialized by blk_kick_flush has NULL bio,
and it may be dealt with nvme_end_req during io completion.
When blktrace is enabled, nvme_trace_bio_complete with multipath
activated trying to access NULL pointer bio from flush request
results in the following crash:
[ 2517.831677] BUG: kernel NULL pointer dereference, address: 000000000000001a
[ 2517.835213] #PF: supervisor read access in kernel mode
[ 2517.838724] #PF: error_code(0x0000) - not-present page
[ 2517.842222] PGD 7b2d51067 P4D 0
[ 2517.845684] Oops: 0000 [#1] SMP NOPTI
[ 2517.849125] CPU: 2 PID: 732 Comm: kworker/2:1H Kdump: loaded Tainted: G S 5.15.67-0.cl9.x86_64 #1
[ 2517.852723] Hardware name: XFUSION 2288H V6/BC13MBSBC, BIOS 1.13 07/27/2022
[ 2517.856358] Workqueue: nvme_tcp_wq nvme_tcp_io_work [nvme_tcp]
[ 2517.859993] RIP: 0010:blk_add_trace_bio_complete+0x6/0x30
[ 2517.863628] Code: 1f 44 00 00 48 8b 46 08 31 c9 ba 04 00 10 00 48 8b 80 50 03 00 00 48 8b 78 50 e9 e5 fe ff ff 0f 1f 44 00 00 41 54 49 89 f4 55 <0f> b6 7a 1a 48 89 d5 e8 3e 1c 2b 00 48 89 ee 4c 89 e7 5d 89 c1 ba
[ 2517.871269] RSP: 0018:ff7f6a008d9dbcd0 EFLAGS: 00010286
[ 2517.875081] RAX: ff3d5b4be00b1d50 RBX: 0000000002040002 RCX: ff3d5b0a270f2000
[ 2517.878966] RDX: 0000000000000000 RSI: ff3d5b0b021fb9f8 RDI: 0000000000000000
[ 2517.882849] RBP: ff3d5b0b96a6fa00 R08: 0000000000000001 R09: 0000000000000000
[ 2517.886718] R10: 000000000000000c R11: 000000000000000c R12: ff3d5b0b021fb9f8
[ 2517.890575] R13: 0000000002000000 R14: ff3d5b0b021fb1b0 R15: 0000000000000018
[ 2517.894434] FS: 0000000000000000(0000) GS:ff3d5b42bfc80000(0000) knlGS:0000000000000000
[ 2517.898299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2517.902157] CR2: 000000000000001a CR3: 00000004f023e005 CR4: 0000000000771ee0
[ 2517.906053] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2517.909930] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2517.913761] PKRU: 55555554
[ 2517.917558] Call Trace:
[ 2517.921294] <TASK>
[ 2517.924982] nvme_complete_rq+0x1c3/0x1e0 [nvme_core]
[ 2517.928715] nvme_tcp_recv_pdu+0x4d7/0x540 [nvme_tcp]
[ 2517.932442] nvme_tcp_recv_skb+0x4f/0x240 [nvme_tcp]
[ 2517.936137] ? nvme_tcp_recv_pdu+0x540/0x540 [nvme_tcp]
[ 2517.939830] tcp_read_sock+0x9c/0x260
[ 2517.943486] nvme_tcp_try_recv+0x65/0xa0 [nvme_tcp]
[ 2517.947173] nvme_tcp_io_work+0x64/0x90 [nvme_tcp]
[ 2517.950834] process_one_work+0x1e8/0x390
[ 2517.954473] worker_thread+0x53/0x3c0
[ 2517.958069] ? process_one_work+0x390/0x390
[ 2517.961655] kthread+0x10c/0x130
[ 2517.965211] ? set_kthread_struct+0x40/0x40
[ 2517.968760] ret_from_fork+0x1f/0x30
[ 2517.972285] </TASK>
To avoid this situation, add a NULL check for req->bio before
calling trace_block_bio_complete. |
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: hci_conn: fail SCO/ISO via hci_conn_failed if ACL gone early
Not calling hci_(dis)connect_cfm before deleting conn referred to by a
socket generally results to use-after-free.
When cleaning up SCO connections when the parent ACL is deleted too
early, use hci_conn_failed to do the connection cleanup properly.
We also need to clean up ISO connections in a similar situation when
connecting has started but LE Create CIS is not yet sent, so do it too
here. |
In the Linux kernel, the following vulnerability has been resolved:
blk-cgroup: Reinit blkg_iostat_set after clearing in blkcg_reset_stats()
When blkg_alloc() is called to allocate a blkcg_gq structure
with the associated blkg_iostat_set's, there are 2 fields within
blkg_iostat_set that requires proper initialization - blkg & sync.
The former field was introduced by commit 3b8cc6298724 ("blk-cgroup:
Optimize blkcg_rstat_flush()") while the later one was introduced by
commit f73316482977 ("blk-cgroup: reimplement basic IO stats using
cgroup rstat").
Unfortunately those fields in the blkg_iostat_set's are not properly
re-initialized when they are cleared in v1's blkcg_reset_stats(). This
can lead to a kernel panic due to NULL pointer access of the blkg
pointer. The missing initialization of sync is less problematic and
can be a problem in a debug kernel due to missing lockdep initialization.
Fix these problems by re-initializing them after memory clearing. |
In the Linux kernel, the following vulnerability has been resolved:
crypto: seqiv - Handle EBUSY correctly
As it is seqiv only handles the special return value of EINPROGERSS,
which means that in all other cases it will free data related to the
request.
However, as the caller of seqiv may specify MAY_BACKLOG, we also need
to expect EBUSY and treat it in the same way. Otherwise backlogged
requests will trigger a use-after-free. |
In the Linux kernel, the following vulnerability has been resolved:
fbdev: fbcon: release buffer when fbcon_do_set_font() failed
syzbot is reporting memory leak at fbcon_do_set_font() [1], for
commit a5a923038d70 ("fbdev: fbcon: Properly revert changes when
vc_resize() failed") missed that the buffer might be newly allocated
by fbcon_set_font(). |