Integer overflow in layout.c++ in Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before…
Priority MEDIUM 43CWE-190Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.01803 78th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-2310
- 2026-10-03 Alias added: GHSA-f93h-h245-gfpc
References
Advisory 4
- https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-02-0-c%2B%2B-integer-overflow.md
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780565
- [oss-security] 20150317 Re: CVE Request: Cap'n Proto: Several issues
- https://github.com/capnproto/capnproto/commit/f343f0dbd0a2e87f17cd74f14186ed73e3fbdbfa
More Capnproto vulnerabilities
- TI-2015-02037 Integer underflow in Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.1 might… CVSS 3.0CRITICAL 9.8
- TI-2023-26094 Cap'n Proto WebSocket message can cause crash CVSS 3.1CRITICAL 9.8
- TI-2017-05503 Sandstorm Cap'n Proto before 0.5.3.1 allows remote crashes related to a compiler… CVSS 3.0HIGH 7.5
- TI-2015-02039 Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.2, when an application… CVSS 3.0HIGH 7.5
- TI-2015-02038 Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.1 allows remote peers to… CVSS 3.0HIGH 7.5
- TI-2026-24769 Cap'n Proto: Integer overflow in KJ-HTTP chunk size CVSS 4.0MEDIUM 6.3
Sources
- CVE-2015-2310 · CVE Program
- CVE-2015-2310 · NVD
- FIRST EPSS
- GHSA-f93h-h245-gfpc · GitHub Advisory Database · CC BY 4.0
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