Статьи Support
🚨 CVE-2023-53031
In the Linux kernel, the following vulnerability has been resolved:
powerpc/imc-pmu: Fix use of mutex in IRQs disabled section
Current imc-pmu code triggers a WARNING with CONFIG_DEBUG_ATOMIC_SLEEP
and CONFIG_PROVE_LOCKING enabled, while running a thread_imc event.
Command to...
🚨 CVE-2025-21853
In the Linux kernel, the following vulnerability has been resolved:
bpf: avoid holding freeze_mutex during mmap operation
We use map->freeze_mutex to prevent races between map_freeze() and
memory mapping BPF map contents with writable permissions. The way we
naively do this...
🚨 CVE-2025-21869
In the Linux kernel, the following vulnerability has been resolved:
powerpc/code-patching: Disable KASAN report during patching via temporary mm
Erhard reports the following KASAN hit on Talos II (power9) with kernel 6.13:
[ 12.028126]...
🚨 CVE-2024-58090
In the Linux kernel, the following vulnerability has been resolved:
sched/core: Prevent rescheduling when interrupts are disabled
David reported a warning observed while loop testing kexec jump:
Interrupts enabled after irqrouter_resume+0x0/0x50
WARNING: CPU: 0 PID: 560 at...
🚨 CVE-2025-21872
In the Linux kernel, the following vulnerability has been resolved:
efi: Don't map the entire mokvar table to determine its size
Currently, when validating the mokvar table, we (re)map the entire table
on each iteration of the loop, adding space as we discover new entries.
If...
🚨 CVE-2025-21874
In the Linux kernel, the following vulnerability has been resolved:
dm-integrity: Avoid divide by zero in table status in Inline mode
In Inline mode, the journal is unused, and journal_sectors is zero.
Calculating the journal watermark requires dividing by journal_sectors...
🚨 CVE-2025-21877
In the Linux kernel, the following vulnerability has been resolved:
usbnet: gl620a: fix endpoint checking in genelink_bind()
Syzbot reports [1] a warning in usb_submit_urb() triggered by
inconsistencies between expected and actually present endpoints
in gl620a driver. Since...
🚨 CVE-2025-21880
In the Linux kernel, the following vulnerability has been resolved:
drm/xe/userptr: fix EFAULT handling
Currently we treat EFAULT from hmm_range_fault() as a non-fatal error
when called from xe_vm_userptr_pin() with the idea that we want to avoid
killing the entire vm and...
🚨 CVE-2025-21881
In the Linux kernel, the following vulnerability has been resolved:
uprobes: Reject the shared zeropage in uprobe_write_opcode()
We triggered the following crash in syzkaller tests:
BUG: Bad page state in process syz.7.38 pfn:1eff3
page: refcount:0 mapcount:0...
🚨 CVE-2025-21886
In the Linux kernel, the following vulnerability has been resolved:
RDMA/mlx5: Fix implicit ODP hang on parent deregistration
Fix the destroy_unused_implicit_child_mr() to prevent hanging during
parent deregistration as of below [1].
Upon entering...
🚨 CVE-2023-52928
In the Linux kernel, the following vulnerability has been resolved:
bpf: Skip invalid kfunc call in backtrack_insn
The verifier skips invalid kfunc call in check_kfunc_call(), which
would be captured in fixup_kfunc_call() if such insn is not eliminated
by dead code...
🚨 CVE-2023-52942
In the Linux kernel, the following vulnerability has been resolved:
cgroup/cpuset: Fix wrong check in update_parent_subparts_cpumask()
It was found that the check to see if a partition could use up all
the cpus from the parent cpuset in update_parent_subparts_cpumask()
was...
🚨 CVE-2023-52982
In the Linux kernel, the following vulnerability has been resolved:
fscache: Use wait_on_bit() to wait for the freeing of relinquished volume
The freeing of relinquished volume will wake up the pending volume
acquisition by using wake_up_bit(), however it is mismatched with...
🚨 CVE-2023-52986
In the Linux kernel, the following vulnerability has been resolved:
bpf, sockmap: Check for any of tcp_bpf_prots when cloning a listener
A listening socket linked to a sockmap has its sk_prot overridden. It
points to one of the struct proto variants in tcp_bpf_prots. The...
🚨 CVE-2023-52992
In the Linux kernel, the following vulnerability has been resolved:
bpf: Skip task with pid=1 in send_signal_common()
The following kernel panic can be triggered when a task with pid=1 attaches
a prog that attempts to send killing signal to itself, also see [1] for more...
🚨 CVE-2023-52997
In the Linux kernel, the following vulnerability has been resolved:
ipv4: prevent potential spectre v1 gadget in ip_metrics_convert()
if (!type)
continue;
if (type > RTAX_MAX)
return -EINVAL;
...
metrics[type - 1] = val;
@type being used as an array index, we need to prevent...
🚨 CVE-2023-53007
In the Linux kernel, the following vulnerability has been resolved:
tracing: Make sure trace_printk() can output as soon as it can be used
Currently trace_printk() can be used as soon as early_trace_init() is
called from start_kernel(). But if a crash happens, and...
🚨 CVE-2023-53010
In the Linux kernel, the following vulnerability has been resolved:
bnxt: Do not read past the end of test names
Test names were being concatenated based on a offset beyond the end of
the first name, which tripped the buffer overflow detection logic:
detected buffer overflow...
🚨 CVE-2023-53019
In the Linux kernel, the following vulnerability has been resolved:
net: mdio: validate parameter addr in mdiobus_get_phy()
The caller may pass any value as addr, what may result in an out-of-bounds
access to array mdio_map. One existing case is stmmac_init_phy() that
may pass...
🚨 CVE-2023-53024
In the Linux kernel, the following vulnerability has been resolved:
bpf: Fix pointer-leak due to insufficient speculative store bypass mitigation
To mitigate Spectre v4, 2039f26f3aca ("bpf: Fix leakage due to
insufficient speculative store bypass mitigation") inserts lfence...
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