CVE-2015-2313
Description
Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.2, when an application invokes the totalSize method on an object reader, allows remote peers to cause a denial of service (CPU consumption) via a crafted small message, which triggers a "tight" for loop. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-2312.
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
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 0.4.1-3 |
| sid | Fixed | 0.4.1-3 |
| forky | Fixed | 0.4.1-3 |
| bullseye | Fixed | 0.4.1-3 |
| bookworm | Fixed | 0.4.1-3 |
References
- http://www.openwall.com/lists/oss-security/2015/03/17/3
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780568
- https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-05-0-c%2B%2B-addl-cpu-amplification.md
- https://github.com/capnproto/capnproto/commit/80149744bdafa3ad4eedc83f8ab675e27baee868
- https://security-tracker.debian.org/tracker/CVE-2015-2313
CWEs
CWE-400
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.