Using the TIOCLINUX ioctl request, a malicious snap could inject contents into the input of the controlling terminal which could allow it to cause arbitrary commands to be executed outside of the snap sandbox after the snap exits. Graphical terminal emulators like xterm, gnome-terminal and others are not affected - this can only be exploited when snaps are run on a virtual console.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HCanonical Snapd
APPCanonical< 2.59.5Canonical Ubuntu
OSCanonical16.0418.0420.0422.0422.1023.04
🔵
CHECK WITH VENDOR
No clear patch data available. Check vendor references.
CWE
References
Related vulnerabilities
CVE-2025-32463CRITICAL9.3⚠ KEVPL ✓same product
Sudo: eskalacja uprawnień do root poprzez opcję --chroot (CVE-2025-32463)
CVE-2022-0543CRITICAL10.0⚠ KEVPL ✓same product
Redis – ucieczka z Lua sandbox umożliwiająca zdalne wykonanie kodu (RCE)
CVE-2020-11651CRITICAL9.8⚠ KEVPL ✓same product
SaltStack Salt: nieautoryzowany dostęp do metod salt-master umożliwiający RCE
CVE-2020-7247CRITICAL9.8⚠ KEVPL ✓same product
RCE jako root w OpenSMTPD przez command injection w polu MAIL FROM
CVE-2019-16928CRITICAL9.8⚠ KEVPL ✓same product
RCE w Exim — heap-based buffer overflow w obsłudze komendy EHLO