net/sched: fix use-after-free in taprio_dev_notifier
Since taprio’s taprio_dev_notifier() isn’t protected by an
RCU read-side critical section, a race with advance_sched()
can lead to a use-after-free.
Adding rcu_read_lock() inside taprio_dev_notifier() prevents this.
Metrics
Affected Vendors & Products
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-22846 | In the Linux kernel, the following vulnerability has been resolved: net/sched: fix use-after-free in taprio_dev_notifier Since taprio’s taprio_dev_notifier() isn’t protected by an RCU read-side critical section, a race with advance_sched() can lead to a use-after-free. Adding rcu_read_lock() inside taprio_dev_notifier() prevents this. |
Ubuntu USN |
USN-7833-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-7834-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-7833-2 | Linux kernel (Real-time) vulnerabilities |
Ubuntu USN |
USN-7833-3 | Linux kernel (AWS) vulnerabilities |
Ubuntu USN |
USN-7833-4 | Linux kernel (GCP) vulnerabilities |
Ubuntu USN |
USN-7856-1 | Linux kernel (HWE) vulnerabilities |
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
Wed, 19 Nov 2025 13:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-416 | |
| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:* |
|
| Metrics |
cvssV3_1
|
cvssV3_1
|
Tue, 01 Jul 2025 00:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
|
cvssV3_1
|
Mon, 30 Jun 2025 07:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In the Linux kernel, the following vulnerability has been resolved: net/sched: fix use-after-free in taprio_dev_notifier Since taprio’s taprio_dev_notifier() isn’t protected by an RCU read-side critical section, a race with advance_sched() can lead to a use-after-free. Adding rcu_read_lock() inside taprio_dev_notifier() prevents this. | |
| Title | net/sched: fix use-after-free in taprio_dev_notifier | |
| References |
|
Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2025-07-28T04:12:01.642Z
Reserved: 2025-04-16T04:51:23.982Z
Link: CVE-2025-38087
No data.
Status : Analyzed
Published: 2025-06-30T08:15:22.607
Modified: 2025-11-19T12:57:05.207
Link: CVE-2025-38087
OpenCVE Enrichment
Updated: 2025-07-06T22:16:26Z
EUVD
Ubuntu USN