CVE-2016-9401
medium
CVSS v3
5.5
CVSS v4 NEW
—
VIR risk
5.5
Description
popd in bash might allow local users to bypass the restricted shell and cause a use-after-free via a crafted address.
Predictions
Exploit likelihood
55%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 4.4-3 |
| debian | bullseye | fixed | 4.4-3 |
| debian | forky | fixed | 4.4-3 |
| debian | sid | fixed | 4.4-3 |
| debian | trixie | fixed | 4.4-3 |
| sles | affected | | |
| debian | 8.0 | affected | |
| rhel | 6.0 | affected | |
| rhel | 7.0 | affected | |
References
- http://rhn.redhat.com/errata/RHSA-2017-0725.html
- http://www.openwall.com/lists/oss-security/2016/11/17/5
- http://www.openwall.com/lists/oss-security/2016/11/17/9
- http://www.securityfocus.com/bid/94398
- https://access.redhat.com/errata/RHSA-2017:1931
- https://lists.debian.org/debian-lts-announce/2019/03/msg00028.html
- https://security.gentoo.org/glsa/201701-02
- https://security-tracker.debian.org/tracker/CVE-2016-9401
- https://www.suse.com/security/cve/CVE-2016-9401.html
CWEs
CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.