CVE-2016-2781

MediumCVSS 4.6/10Last modified Jun 17, 2026

Description

chroot in GNU coreutils, when used with --userspec, allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.

Metrics

CVSS 3.1 4.6/10CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.openwall.com/lists/oss-security/2016/02/28/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/02/28/3Mailing List, Third Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
http://www.openwall.com/lists/oss-security/2016/02/28/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/02/28/3Mailing List, Third Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E

Timeline

Published: Feb 7, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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