Executive Summary



This vulnerability is currently undergoing analysis and not all information is available. Please check back soon to view the completed vulnerability summary
Informations
Name CVE-2022-49229 First vendor Publication 2025-02-26
Vendor Cve Last vendor Modification 2025-02-26

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

In the Linux kernel, the following vulnerability has been resolved:

ptp: unregister virtual clocks when unregistering physical clock.

When unregistering a physical clock which has some virtual clocks, unregister the virtual clocks with it.

This fixes the following oops, which can be triggered by unloading a driver providing a PTP clock when it has enabled virtual clocks:

BUG: unable to handle page fault for address: ffffffffc04fc4d8 Oops: 0000 [#1] PREEMPT SMP NOPTI RIP: 0010:ptp_vclock_read+0x31/0xb0 Call Trace:
timecounter_read+0xf/0x50
ptp_vclock_refresh+0x2c/0x50
? ptp_clock_release+0x40/0x40
ptp_aux_kworker+0x17/0x30
kthread_worker_fn+0x9b/0x240
? kthread_should_park+0x30/0x30
kthread+0xe2/0x110
? kthread_complete_and_exit+0x20/0x20
ret_from_fork+0x22/0x30

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-49229

Sources (Detail)

https://git.kernel.org/stable/c/9c796a57cbb5daf124a665689f0b2bc9262e0ced
https://git.kernel.org/stable/c/b2dea2a696d09163da4cd33cb598ce1f73e86597
https://git.kernel.org/stable/c/bfcbb76b0f595ea9ede9f7a218086fef85242f10
https://git.kernel.org/stable/c/c49eafe6249f844c26f9866886cc6719d81762df
Source Url

Alert History

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0
Date Informations
2025-02-26 17:20:33
  • First insertion