GHSA-hxq4-mx37-fqvg
s2n-quic potential denial of service vulnerability when receiving empty UDP packets
GHSA-hxq4-mx37-fqvg is a vulnerability with no CVSS score yet in s2n-quic, published June 30, 2023. No source lists public exploit code. Fixed in s2n-quic 1.23.0.
- Severity
- UnratedNo CVSS score yet
- Exploit chance
- UnscoredNo EPSS score yet
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
1.23.0s2n-quic +1 more
Description
Impact
An issue in s2n-quic results in the endpoint shutting down after receiving an empty UDP packet on a connection.
No AWS services are affected by this issue and customers of AWS services do not need to take action. Applications using s2n-quic should upgrade their application to the most recent release of s2n-quic.
Impacted version: s2n-quic v1.22.0.
Patches
The patch is included in s2n-quic v1.23.0.
If you have any questions or comments about this advisory we ask that you contact AWS/Amazon Security via our vulnerability reporting page or directly via email to aws-security@amazon.com. Please do not create a public GitHub issue.
Affected packages
What each source reports
GitHub AdvisoriesNo score
s2n-quic potential denial of service vulnerability when receiving empty UDP packets
Impact
An issue in s2n-quic results in the endpoint shutting down after receiving an empty UDP packet on a connection.
No AWS services are affected by this issue and customers of AWS services do not need to take action. Applications using s2n-quic should upgrade their application to the most recent release of s2n-quic.
Impacted version: s2n-quic v1.22.0.
Patches
The patch is included in s2n-quic v1.23.0.
If you have any questions or comments about this advisory we ask that you contact AWS/Amazon Security via our vulnerability reporting page or directly via email to aws-security@amazon.com. Please do not create a public GitHub issue.
- Record
GHSA-hxq4-mx37-fqvg- Updated
- 2026-11-02
OSVNo score
s2n-quic potential denial of service vulnerability when receiving empty UDP packets
Impact
An issue in s2n-quic results in the endpoint shutting down after receiving an empty UDP packet on a connection.
No AWS services are affected by this issue and customers of AWS services do not need to take action. Applications using s2n-quic should upgrade their application to the most recent release of s2n-quic.
Impacted version: s2n-quic v1.22.0.
Patches
The patch is included in s2n-quic v1.23.0.
If you have any questions or comments about this advisory we ask that you contact AWS/Amazon Security via our vulnerability reporting page or directly via email to aws-security@amazon.com. Please do not create a public GitHub issue.
- Record
GHSA-hxq4-mx37-fqvg- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | GitHub Advisories, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.