Description
Pion DTLS is a Go implementation of Datagram Transport Layer Security. Versions prior to 3.1.4 are vulnerable to Remote Denial of Service via panic while parsing a crafted ECDHE_PSK ServerKeyExchange message. This issue has been fixed in version 3.1.4.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| pion | dtls | < 3.1.4 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | golang-github-pion-dtls-v3 +1 | No fix yet | — |
| Debian 13 | golang-github-pion-dtls.v2 | No fix yet | — |
| Debian 12 | golang-github-pion-dtls.v2 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | golang-github-pion-dtls-v3 +1 | No fix yet | — |
| Ubuntu 26.04 LTS | golang-github-pion-dtls-v3 +1 | No fix yet | — |
| Ubuntu 25.10 | golang-github-pion-dtls.v2 | No fix yet | — |
| Ubuntu 24.04 LTS | golang-github-pion-dtls.v2 | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 16.0 | govulncheck-vulndb | 0.0.20260827T195228-160000.1.1 | SUSE-SU-2026:23625-1 |
| SLES 16.0 | govulncheck-vulndb | 0.0.20260827T195228-160000.1.1 | SUSE-SU-2026:23625-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 16.0 | govulncheck-vulndb | 0.0.20260827T195228-160000.1.1 | openSUSE-SU-2026:21761-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | telegraf | 1.31.0-27 | — |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | ipfs-cluster | 1.1.6-r12 | — |
| Wolfi rolling | k3s +1 | 1.36.2.1-r9 | — |
| Wolfi rolling | k3s-1.32 +1 | No fix yet | — |
| Wolfi rolling | k3s-1.34 +1 | 1.34.9.1-r9 | — |
| Wolfi rolling | k3s-1.35 +1 | 1.35.6.1-r8 | — |
| Wolfi rolling | kubo | 0.42.0-r8 | — |
| Wolfi rolling | kubo-compat | 0.43.1-r0 | — |
| Wolfi rolling | spegel | 0.7.4-r3 | — |
| Wolfi rolling | telegraf-1.38 | 1.38.4-r18 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/pion/dtls/v3 | < 3.1.4 | 3.1.4 | GHSA-wg4g-wm44-ch5j |
Advisories 2
- SUSE-SU-2026:23625-1 Security update for govulncheck-vulndb SUSE / openSUSE Security Updates · Sep 29, 2026
- openSUSE-SU-2026:21761-1 Security update for govulncheck-vulndb SUSE / openSUSE Security Updates · Sep 9, 2026