CVE-2026-46600
CVE-2026-46600 · Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer.
CVSS 7.5 · High · EPSS 0.5% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
net
- Versions
- ≥ 1.26.0-0, < 1.26.6: Affected (semver)
- ≥ 1.27.0-0, < 1.27.0-rc.3: Affected (semver)
Update to 1.26.6; Update to 1.27.0-rc.3
golang.org/x/net/dns/dnsmessage
- Versions
- ≥ 0, < 0.56.0: Affected (semver)
Update to 0.56.0
golang-golang-x-net Debian:14
- Versions
- 1:0.27.0-2
- 1:0.47.0-1
- 1:0.47.0-2
- 1:0.53.0-1
- 1:0.53.0-2
- 1:0.53.0-2~bpo13+1
- 1:0.55.0-1
- Affected ranges
- ECOSYSTEM: < 1:0.56.0-1
Update to 1:0.56.0-1
golang-1.23 Ubuntu:22.04:LTS
- Versions
- 1.23.1-1~22.04
- 1.23.1-1~22.04.2
- 1.23.1-1~22.04.3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
golang-1.23 Ubuntu:24.04:LTS
- Versions
- 1.23.1-1~24.04
- 1.23.1-1~24.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
golang-1.23 Ubuntu:26.04:LTS
- Versions
- 1.23.10-1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published