Skip to navigation Skip to main content

Utilities

  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
Red Hat Customer Portal
  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
  • Products

    Top Products

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Products

    Downloads and Containers

    • Downloads
    • Packages
    • Containers

    Top Resources

    • Documentation
    • Product Life Cycles
    • Product Compliance
    • Errata
  • Knowledge

    Red Hat Knowledge Center

    • Knowledgebase Solutions
    • Knowledgebase Articles
    • Customer Portal Labs
    • Errata

    Top Product Docs

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Product Docs

    Training and Certification

    • About
    • Course Index
    • Certification Index
    • Skill Assessment
  • Security

    Red Hat Product Security Center

    • Security Updates
    • Security Advisories
    • Red Hat CVE Database
    • Errata

    References

    • Security Bulletins
    • Security Measurement
    • Severity Ratings
    • Security Data

    Top Resources

    • Security Labs
    • Backporting Policies
    • Security Blog
  • Support

    Red Hat Support

    • Support Cases
    • Troubleshoot
    • Get Support
    • Contact Red Hat Support

    Red Hat Community Support

    • Customer Portal Community
    • Community Discussions
    • Red Hat Accelerator Program

    Top Resources

    • Product Life Cycles
    • Customer Portal Labs
    • Red Hat JBoss Supported Configurations
    • Red Hat Insights
Or troubleshoot an issue.

Select Your Language

  • English
  • Français
  • 한국어
  • 日本語
  • 中文 (中国)

Infrastructure and Management

  • Red Hat Enterprise Linux
  • Red Hat Satellite
  • Red Hat Subscription Management
  • Red Hat Insights
  • Red Hat Ansible Automation Platform

Cloud Computing

  • Red Hat OpenShift
  • Red Hat OpenStack Platform
  • Red Hat OpenShift
  • Red Hat OpenShift AI
  • Red Hat OpenShift Dedicated
  • Red Hat Advanced Cluster Security for Kubernetes
  • Red Hat Advanced Cluster Management for Kubernetes
  • Red Hat Quay
  • Red Hat OpenShift Dev Spaces
  • Red Hat OpenShift Service on AWS

Storage

  • Red Hat Gluster Storage
  • Red Hat Hyperconverged Infrastructure
  • Red Hat Ceph Storage
  • Red Hat OpenShift Data Foundation

Runtimes

  • Red Hat Runtimes
  • Red Hat JBoss Enterprise Application Platform
  • Red Hat Data Grid
  • Red Hat JBoss Web Server
  • Red Hat build of Keycloak
  • Red Hat support for Spring Boot
  • Red Hat build of Node.js
  • Red Hat build of Quarkus

Integration and Automation

  • Red Hat Application Foundations
  • Red Hat Fuse
  • Red Hat AMQ
  • Red Hat 3scale API Management
All Products
Red Hat Product Errata RHSA-2025:8601 - Security Advisory
Issued:
2025-06-05
Updated:
2025-06-05

RHSA-2025:8601 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Moderate: gvisor-tap-vsock security update

Type/Severity

Security Advisory: Moderate

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for gvisor-tap-vsock is now available for Red Hat Enterprise Linux 9.4 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

A replacement for libslirp and VPNKit, written in pure Go. It is based on the network stack of gVisor and is used to provide networking for podman-machine virtual machines. Compared to libslirp, gvisor-tap-vsock brings a configurable DNS server and dynamic port forwarding.

Security Fix(es):

  • net/http: Request smuggling due to acceptance of invalid chunked data in net/http (CVE-2025-22871)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.4 x86_64
  • Red Hat Enterprise Linux Server - AUS 9.4 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.4 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.4 ppc64le
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.4 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.4 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.4 x86_64
  • Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.4 aarch64
  • Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.4 s390x

Fixes

  • BZ - 2358493 - CVE-2025-22871 net/http: Request smuggling due to acceptance of invalid chunked data in net/http

CVEs

  • CVE-2025-22871

References

  • https://access.redhat.com/security/updates/classification/#moderate
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
x86_64
gvisor-tap-vsock-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: 0137738e5b051e955a9564c862091da350eea31e44326f5f00b5bb127205c34a
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: f0ff7b320188d5e77739d1ecf462d43512f80c1a5718f8108157227afdc3fc9a
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: bfa2aa3e0dad6bd771bfc0302c484e1a77f7f96ea9a6d789110db41d5cdf4178

Red Hat Enterprise Linux Server - AUS 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
x86_64
gvisor-tap-vsock-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: 0137738e5b051e955a9564c862091da350eea31e44326f5f00b5bb127205c34a
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: f0ff7b320188d5e77739d1ecf462d43512f80c1a5718f8108157227afdc3fc9a
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: bfa2aa3e0dad6bd771bfc0302c484e1a77f7f96ea9a6d789110db41d5cdf4178

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
s390x
gvisor-tap-vsock-0.7.3-5.el9_4.2.s390x.rpm SHA-256: 842f4e33b172f44cc2f1166db2a2774343d69b23e6f0a0972092fad5d821095a
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.s390x.rpm SHA-256: 293490d0d1b613d84d093df118da7be0bbfc6eb84bf939450f05de9e13a44978
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.s390x.rpm SHA-256: ee351916d0af35bcca2fd2985304fe4054ea82bf6bcc24325ba6da24459e52d9

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
ppc64le
gvisor-tap-vsock-0.7.3-5.el9_4.2.ppc64le.rpm SHA-256: 9dae5865cb4ebdf837009fa624aa535366b32af75ad14f532a6e04a094a5750b
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.ppc64le.rpm SHA-256: fffa3e27343d39ac63e391367c42276ed1b7ea9f406c0e6ec800dc100a264baa
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.ppc64le.rpm SHA-256: 233e8f6989722ccfc24b12466c6bcc47c2acae9b0a407100528cf9facc6e2561

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
aarch64
gvisor-tap-vsock-0.7.3-5.el9_4.2.aarch64.rpm SHA-256: 59a2d8980146d96b037b61828aa16fe0df8339172ddc47b27bd5bba66ac6344f
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.aarch64.rpm SHA-256: 26f3372b268967b48be2efb3617bcd22ea20677ad0ee19325ac8a80ce6801ae6
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.aarch64.rpm SHA-256: e07e561a6d051b0e99aecfd1c0d557939c3906a0ec4f7877197507eea560f846

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
ppc64le
gvisor-tap-vsock-0.7.3-5.el9_4.2.ppc64le.rpm SHA-256: 9dae5865cb4ebdf837009fa624aa535366b32af75ad14f532a6e04a094a5750b
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.ppc64le.rpm SHA-256: fffa3e27343d39ac63e391367c42276ed1b7ea9f406c0e6ec800dc100a264baa
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.ppc64le.rpm SHA-256: 233e8f6989722ccfc24b12466c6bcc47c2acae9b0a407100528cf9facc6e2561

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
x86_64
gvisor-tap-vsock-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: 0137738e5b051e955a9564c862091da350eea31e44326f5f00b5bb127205c34a
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: f0ff7b320188d5e77739d1ecf462d43512f80c1a5718f8108157227afdc3fc9a
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.x86_64.rpm SHA-256: bfa2aa3e0dad6bd771bfc0302c484e1a77f7f96ea9a6d789110db41d5cdf4178

Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
aarch64
gvisor-tap-vsock-0.7.3-5.el9_4.2.aarch64.rpm SHA-256: 59a2d8980146d96b037b61828aa16fe0df8339172ddc47b27bd5bba66ac6344f
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.aarch64.rpm SHA-256: 26f3372b268967b48be2efb3617bcd22ea20677ad0ee19325ac8a80ce6801ae6
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.aarch64.rpm SHA-256: e07e561a6d051b0e99aecfd1c0d557939c3906a0ec4f7877197507eea560f846

Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.4

SRPM
gvisor-tap-vsock-0.7.3-5.el9_4.2.src.rpm SHA-256: a0db991c92fbe5ebe9b1025d4a1c02537ed1fa69b5c6e292606866289c1c6127
s390x
gvisor-tap-vsock-0.7.3-5.el9_4.2.s390x.rpm SHA-256: 842f4e33b172f44cc2f1166db2a2774343d69b23e6f0a0972092fad5d821095a
gvisor-tap-vsock-debuginfo-0.7.3-5.el9_4.2.s390x.rpm SHA-256: 293490d0d1b613d84d093df118da7be0bbfc6eb84bf939450f05de9e13a44978
gvisor-tap-vsock-debugsource-0.7.3-5.el9_4.2.s390x.rpm SHA-256: ee351916d0af35bcca2fd2985304fe4054ea82bf6bcc24325ba6da24459e52d9

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

Red Hat LinkedIn YouTube Facebook X, formerly Twitter

Quick Links

  • Downloads
  • Subscriptions
  • Support Cases
  • Customer Service
  • Product Documentation

Help

  • Contact Us
  • Customer Portal FAQ
  • Log-in Assistance

Site Info

  • Trust Red Hat
  • Browser Support Policy
  • Accessibility
  • Awards and Recognition
  • Colophon

Related Sites

  • redhat.com
  • developers.redhat.com
  • connect.redhat.com
  • cloud.redhat.com

Red Hat legal and privacy links

  • About Red Hat
  • Jobs
  • Events
  • Locations
  • Contact Red Hat
  • Red Hat Blog
  • Inclusion at Red Hat
  • Cool Stuff Store
  • Red Hat Summit
© 2025 Red Hat

Red Hat legal and privacy links

  • Privacy statement
  • Terms of use
  • All policies and guidelines
  • Digital accessibility