CVE-2017-14317
Description
A domain cleanup issue was discovered in the C xenstore daemon (aka cxenstored) in Xen through 4.9.x. When shutting down a VM with a stubdomain, a race in cxenstored may cause a double-free. The xenstored daemon may crash, resulting in a DoS of any parts of the system relying on it (including domain creation / destruction, ballooning, device changes, etc.).
Predictions
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 |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 4.8.2+xsa245-0+deb9u1 |
| debian | bullseye | fixed | 4.8.2+xsa245-0+deb9u1 |
| debian | forky | fixed | 4.8.2+xsa245-0+deb9u1 |
| debian | sid | fixed | 4.8.2+xsa245-0+deb9u1 |
| debian | trixie | fixed | 4.8.2+xsa245-0+deb9u1 |
References
- http://www.securityfocus.com/bid/100826
- http://www.securitytracker.com/id/1039350
- http://xenbits.xen.org/xsa/advisory-233.html
- https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
- https://www.debian.org/security/2017/dsa-4050
- https://www.suse.com/security/cve/CVE-2017-14317.html
- https://security-tracker.debian.org/tracker/CVE-2017-14317
CWEs
CWE-362
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.