INFSA-2025:21469: kernel security update
Information about definition
Identificator: INFSA-2025:21469
Type: security
Release date: 2025-12-01 14:35:39 UTC
Information about package
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Vulnerabilities description
- CVE-2025-38498
In the Linux kernel, the following vulnerability has been resolved: do_change_type(): refuse to operate on unmounted/not ours mounts.
- CVE-2025-38351
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/hyper-v: Skip non-canonical addresses during PV TLB flush.
- CVE-2025-39697
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a race when updating an existing write.
- CVE-2025-39881
In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released.
- CVE-2025-39971
In the Linux kernel, the following vulnerability has been resolved: i40e: fix idx validation in config queues msg.
- CVE-2025-39982
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: Fix UAF in hci_acl_create_conn_sync.
- CVE-2025-39983
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: Fix UAF in hci_conn_tx_dequeue.
- CVE-2025-40047
In the Linux kernel, the following vulnerability has been resolved: io_uring/waitid: always prune wait queue entry in io_waitid_wait().
Severity level
| CVE | Score CVSS 2.0 | Score CVSS 3.x | Score CVSS 4.0 |
|---|---|---|---|
|
NIST — CVE-2025-38351
|
no information | 7.3 | no information |
|
NIST — CVE-2025-38498
|
no information | 7.3 | no information |
|
NIST — CVE-2025-39697
|
no information | 7.5 | no information |
|
NIST — CVE-2025-39881
|
no information | 7.3 | no information |
|
NIST — CVE-2025-39971
|
no information | 7.6 | no information |
|
NIST — CVE-2025-39982
|
no information | 7.5 | no information |
|
NIST — CVE-2025-39983
|
no information | 6.4 | no information |
|
NIST — CVE-2025-40047
|
no information | 7.8 | no information |
Updated packages
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