Linux
ngtcp2 security updates
Patch Radar has 5 security fixes for ngtcp2, closing 1 CVE. The newest security fix is DEBIAN-CVE-2026-40170 (0.12.1+dfsg-1+deb12u1), released May 15, 2026.
Latest version
n/a
Release date not known
Security fixes
5
On record in Patch Radar
CVEs
1
Closed by those fixes
Exploited
0
Vendor report or CISA KEV
Security fixes, newest first
| Priority | Fix | Release | Fixed in | CVEs | Exploited | Released |
|---|---|---|---|---|---|---|
| High | DEBIAN-CVE-2026-40170 | Debian 12.15 (bookworm) | 0.12.1+dfsg-1+deb12u1 | 1 | May 15, 2026 | |
| High | DEBIAN-CVE-2026-40170 | Debian 13.5 (trixie) | 1.11.0-1+deb13u1 | 1 | May 15, 2026 | |
| High | DEBIAN-CVE-2026-40170 | Debian 14 | 1.22.1-1 | 1 | May 15, 2026 | |
| High | ALAS2023-2026-1633 | amzn 2023 | 1.21.0-1.amzn2023.0.2 | 1 | Apr 27, 2026 | |
| High | FEDORA-2026-A0F25484E9 | Fedora 43 | 1.22.1-1.fc43 | 1 | Apr 20, 2026 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.