Debian/golang-1.27: medium 5.3
Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.
Action: Upgrade golang-1.27 to 1.27~rc2-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.27~rc2-1 | - |
Fixed versions
| 1.27~rc2-1 |
Sources
- osv: DEBIAN-CVE-2026-42505#Debian:14/golang-1.27
- https://security-tracker.debian.org/tracker/CVE-2026-42505
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