Description (CNA)
The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- http://www.openbsd.com/advisories/signals.txt
- http://www.openbsd.com/advisories/signals.txt
- http://www.osvdb.org/11062
- https://exchange.xforce.ibmcloud.com/vulnerabilities/556
ADP enrichment
No English description supplied.