CVE-2015-2310: Capnproto

Critical severity, CVSS 9.1. EPSS: 1.8% chance of exploitation in the next 30 days.

Integer overflow in layout.c++ in Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.1 allows remote peers to cause a denial of service or possibly obtain sensitive information from memory via a crafted message, related to pointer validation.

Affected products

• Capnproto Capnproto: before 0.4.1.1 (fixed in 0.4.1.1); from 0.5.0, before 0.5.1.1 (fixed in 0.5.1.1)

Published 2017-08-09. Last modified 2026-06-17.