CVE-2016-1886
- State
- Published
- Severity
- Not scored
- Published
- May 25, 2016
- Updated
- Aug 5, 2024
- Reserved
- Jan 13, 2016
Description
Integer signedness error in the genkbd_commonioctl function in sys/dev/kbd/kbd.c in FreeBSD 9.3 before p42, 10.1 before p34, 10.2 before p17, and 10.3 before p3 allows local users to obtain sensitive information from kernel memory, cause a denial of service (memory overwrite and kernel crash), or gain privileges via a negative value in the flen structure member in the arg argument in a SETFKEY ioctl call, which triggers a "two way heap and stack overflow."
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- 1035905vdb-entry
- 90734vdb-entry
- FreeBSD-SA-16:18vendor-advisory
- https://security.freebsd.org/patches/SA-16:18/atkbd.patch
- http://cturt.github.io/SETFKEY.html
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