RHSA-2025:7416: Important: gvisor-tap-vsock security update
First published: Tue May 13 2025(Updated: )
A replacement for libslirp and VPNKit, written in pure Go. It is based on the network stack of gVisor. Compared to libslirp, gvisor-tap-vsock brings a configurable DNS server and dynamic port forwarding.<br>Security Fix(es):<br><li> golang.org/x/crypto/ssh: Denial of Service in the Key Exchange of golang.org/x/crypto/ssh (CVE-2025-22869)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Red Hat Enterprise Linux 8 | ||
| Red Hat Enterprise Linux Server for IBM z Systems | ||
| Red Hat Enterprise Linux for ARM 64 | ||
| Red Hat Enterprise Linux for Power, little endian - Extended Update Support | ||
| redhat/gvisor-tap-vsock | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-debuginfo | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-debugsource | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-gvforwarder | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-gvforwarder-debuginfo | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-debuginfo | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-debugsource | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-gvforwarder | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-gvforwarder-debuginfo | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-debuginfo | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-debugsource | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-gvforwarder | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock-gvforwarder-debuginfo | <0.8.5-1.el9_6 | 0.8.5-1.el9_6 |
| redhat/gvisor-tap-vsock | <0.8.5-1.el9_6.aa | 0.8.5-1.el9_6.aa |
| redhat/gvisor-tap-vsock-debuginfo | <0.8.5-1.el9_6.aa | 0.8.5-1.el9_6.aa |
| redhat/gvisor-tap-vsock-debugsource | <0.8.5-1.el9_6.aa | 0.8.5-1.el9_6.aa |
| redhat/gvisor-tap-vsock-gvforwarder | <0.8.5-1.el9_6.aa | 0.8.5-1.el9_6.aa |
| redhat/gvisor-tap-vsock-gvforwarder-debuginfo | <0.8.5-1.el9_6.aa | 0.8.5-1.el9_6.aa |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2025:7416?
The severity of RHSA-2025:7416 is classified as important.
How do I fix RHSA-2025:7416?
To fix RHSA-2025:7416, you need to update the gvisor-tap-vsock package to version 0.8.5-1.el9_6.
What products are affected by RHSA-2025:7416?
RHSA-2025:7416 affects various versions of Red Hat Enterprise Linux including x86_64, IBM z Systems, ARM 64, and Power, little endian.
What vulnerabilities are addressed in RHSA-2025:7416?
RHSA-2025:7416 addresses a denial of service vulnerability in the golang.org/x/crypto/ssh package.
Is dynamic port forwarding supported in gvisor-tap-vsock?
Yes, gvisor-tap-vsock includes support for dynamic port forwarding.
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