An issue was discovered in drivers/media/dvb-core/dvb_frontend.c in the Linux kernel 6.2. There is a blocking operation when a task is in !TASK_RUNNING. In dvb_frontend_get_event, wait_event_interruptible is called; the condition is dvb_frontend_test_event(fepriv,events). In dvb_frontend_test_event, down(&fepriv->sem) is called. However, wait_event_interruptible would put the process to sleep, and down(&fepriv->sem) may block the process.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-3508-1 | linux security update |
Debian DLA |
DLA-3623-1 | linux-5.10 security update |
Debian DSA |
DSA-5448-1 | linux security update |
Debian DSA |
DSA-5480-1 | linux security update |
Ubuntu USN |
USN-6231-1 | Linux kernel (OEM) vulnerabilities |
Ubuntu USN |
USN-6309-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6327-1 | Linux kernel (KVM) vulnerabilities |
Ubuntu USN |
USN-6338-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6338-2 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6339-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6339-2 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6339-3 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6339-4 | Linux kernel (Intel IoTG) vulnerabilities |
Ubuntu USN |
USN-6340-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6340-2 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6342-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6342-2 | Linux kernel (Azure) |
Ubuntu USN |
USN-6344-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-6349-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-6350-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6351-1 | Linux kernel (GKE) vulnerabilities |
Ubuntu USN |
USN-6357-1 | Linux kernel (IBM) vulnerabilities |
Ubuntu USN |
USN-6397-1 | Linux kernel (BlueField) vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 18 Mar 2025 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-833 | |
| Metrics |
ssvc
|
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2025-03-18T19:16:50.035Z
Reserved: 2023-04-24T00:00:00.000Z
Link: CVE-2023-31084
Updated: 2024-08-02T14:45:25.766Z
Status : Modified
Published: 2023-04-24T06:15:07.997
Modified: 2025-03-18T20:15:19.503
Link: CVE-2023-31084
OpenCVE Enrichment
No data.
Debian DLA
Debian DSA
Ubuntu USN