Vulnerability in Kernel Util-linux
CVE-2016-2779
runuser in util-linux allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.
EPSS: 0.000 (12.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Kernel Util-linux — versions 2.24.2-1
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-2779?
- CVE-2016-2779 is a high-severity vulnerability in Kernel Util-linux, classified under CWE-264. CVSS score: 7.8/10. Published 2017-02-07.
- How severe is CVE-2016-2779?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2016-2779 known to be exploited?
- 26 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.