Security features bypass in Flatpak - CVE-2019-10063
Published: March 26, 2019 / Updated: April 8, 2026
Vulnerability identifier: #VU32022
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-10063
CWE-ID: CWE-254
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Flatpak
Affected software:
Flatpak
Flatpak
Detailed vulnerability description
The vulnerability allows a malicious application to bypass implemented security restrictions.
The vulnerability exists due to improper input validation. If Flatpak runs from a terminal emulator containing an interactive
shell, a malicious Flatpak app could inject input into the interactive
shell by using the TIOCSTI ioctl.
How to mitigate CVE-2019-10063
Install update from vendor's website.