Improper Input Validation Affecting bubblewrap package, versions <0.1.5-2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Aug 2026
- disclosed29 Mar 2017
Introduced: 29 Mar 2017
CVE-2017-5226 (opens in a new tab)How to fix?
Upgrade Echo:latest bubblewrap to version 0.1.5-2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream bubblewrap package and not the bubblewrap package as distributed by Echo.
See How to fix? for Echo:latest relevant fixed versions and status.
When executing a program via the bubblewrap sandbox, the nonpriv session can escape to the parent session by using the TIOCSTI ioctl to push characters into the terminal's input buffer, allowing an attacker to escape the sandbox.
References
- https://advisory.echohq.com/cve/CVE-2017-5226
- http://www.openwall.com/lists/oss-security/2020/07/10/1
- http://www.openwall.com/lists/oss-security/2023/03/17/1
- http://www.securityfocus.com/bid/97260
- https://bugzilla.redhat.com/show_bug.cgi?id=1411811
- https://github.com/projectatomic/bubblewrap/commit/d7fc532c42f0e9bf427923bab85433282b3e5117
- https://github.com/projectatomic/bubblewrap/issues/142
- https://www.openwall.com/lists/oss-security/2023/03/14/2