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CVE-2017-5226
When executing a program via the bubblewrap sandbox, the nonpriv session can escape to the parent session by using the TIOCSTI ioctl to…
- 10.0CriticalCVSS base score
- 3.2%Exploitation in 30 daysEPSS · top 12% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By mitre
- 3 months later
· 3 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical10.0 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 10.0.
Affected products
n/a
- affected n/a
References
7
- https://github.com/projectatomic/bubblewrap/issues/142 (opens in a new tab)x_transferred
- 97260 (opens in a new tab)vdb-entryx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1411811 (opens in a new tab)x_transferred
- https://github.com/projectatomic/bubblewrap/commit/d7fc532c42f0e9bf427923bab85433282b3e5117 (opens in a new tab)x_transferred
- [oss-security] 20200710 WebKitGTK and WPE WebKit Security Advisory WSA-2020-0006 (opens in a new tab)mailing-listx_transferred
- https://www.openwall.com/lists/oss-security/2023/03/14/2 (opens in a new tab)x_transferred
- [oss-security] 20230317 flatpak: CVE-2023-28100: TIOCLINUX can send commands outside sandbox if running on a virtual console (opens in a new tab)mailing-listx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2017-14331 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2017-5226)Record last updated .