VulnerabilityModified
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.
HIGH 7.8EPSS 0.39%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.39% probability · 32th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- kernel/util-linux
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2016/02/27/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/02/27/2Mailing List, Third Party Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=815922Issue Tracking, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/02/27/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/02/27/2Mailing List, Third Party Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=815922Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.