- Description
- Race condition in the tty_ioctl function in drivers/tty/tty_io.c in the Linux kernel through 4.4.1 allows local users to obtain sensitive information from kernel memory or cause a denial of service (use-after-free and system crash) by making a TIOCGETD ioctl call during processing of a TIOCSETD ioctl call.
- Source
- secalert@redhat.com
- NVD status
- Modified
CVSS 3.0
- Type
- Primary
- Base score
- 6.8
- Impact score
- 4.2
- Exploitability score
- 2.5
- Vector string
- CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 5.6
- Impact score
- 7.8
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:P/I:N/A:C
- nvd@nist.gov
- CWE-200
- Hype score
- Not currently trending
- Comment
- <a href="http://cwe.mitre.org/data/definitions/416.html">CWE-416: Use After Free</a>
- Impact
- -
- Solution
- -
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