CVE-2016-2781 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.
MediumCVSS 6.5
EPSS 0.43%
- Published
- Updated
- Exploit status
- No public exploit known
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/coreutils(Debian:12) | All versions | No fix listed |
| debian/coreutils(Debian:12) | = 9.1-1 | No fix listed |
| debian/coreutils(Debian:12) | = 9.10-1 | No fix listed |
| debian/coreutils(Debian:12) | = 9.4-1 | No fix listed |
| debian/coreutils(Debian:12) | = 9.4-2 | No fix listed |
| debian/coreutils(Debian:12) | = 9.4-3 | No fix listed |
| debian/coreutils(Debian:12) | = 9.4-3.1 | No fix listed |
| debian/coreutils(Debian:12) | = 9.5-1 | No fix listed |
| debian/coreutils(Debian:12) | = 9.6-1 | No fix listed |
| debian/coreutils(Debian:12) | = 9.6-2 | No fix listed |
| debian/coreutils(Debian:12) | = 9.7-1 | No fix listed |
| debian/coreutils(Debian:12) | = 9.7-2 | No fix listed |
| debian/coreutils(Debian:12) | = 9.7-3 | No fix listed |
| debian/coreutils(Debian:13) | < 9.4-1 | 9.4-1 |
| debian/coreutils(Debian:14) | < 9.4-1 | 9.4-1 |
| GNU coreutils | All versions | No fix listed |
| ubuntu/coreutils(Ubuntu:24.04) | All versions | No fix listed |
| ubuntu/coreutils(Ubuntu:22.04) | All versions | No fix listed |
References
- Ubuntu CVE tracker vendor-advisory
- www.cve.org
- Debian Security Tracker CVE-2016-2781 vendor-advisory
- [oss-security] 20160228 Re: Re: CVE Request: util-linux runuser tty hijacking via TIOCSTI ioctl mailing-list third-party-advisory
- [oss-security] 20160228 Re: CVE Request: util-linux runuser tty hijacking via TIOCSTI ioctl -- chroot mailing-list third-party-advisory
- [mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar mailing-list
- bugs.debian.org issue-tracking