Debian/golang-1.26: high 7.5
When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash.
Action: Upgrade golang-1.26 to 1.26.3-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.26.3-1 | - |
Fixed versions
| 1.26.3-1 |
Sources
- osv: DEBIAN-CVE-2026-33811#Debian:14/golang-1.26
- https://security-tracker.debian.org/tracker/CVE-2026-33811
published · modified · JSON