RHSA-2026:17084: gvisor-tap-vsock security update

RHSA-2026:17084, released April 8, 2026, fixes 7 CVEs in gvisor-tap-vsock (version 0.8.5-2.el10_0.1). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

10.0

Base score, 0 to 10

Highest EPSS

0.0229

83rd percentile

Priority of the 7 CVEs

Patch now 0
                                Urgent 0
                                High 7
                                Routine 0

Fixed package versions

Product	Release	Fixed in
gvisor-tap-vsock	RHEL 10	0.8.5-2.el10_0.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2025-61726	Memory exhaustion in query parameter parsing in net/url	9.1	0.0229	None reported
High	CVE-2025-68121	Unexpected session resumption in crypto/tls	10.0	0.0090	None reported
High	CVE-2026-25679	Incorrect parsing of IPv6 host literals in net/url	9.1	0.0083	None reported
High	CVE-2026-32283	Unauthenticated TLS 1.3 KeyUpdate record can cause persistent connection retention and DoS in crypto/tls	9.1	0.0063	None reported
High	CVE-2026-32280	Unexpected work during chain building in crypto/x509	9.1	0.0063	None reported
High	CVE-2025-61729	Excessive resource consumption when printing error string for host certificate validation in crypto/x509	8.1	0.0049	None reported
High	CVE-2026-32282	TOCTOU permits root escape on Linux via Root.Chmod in os in internal/syscall/unix	9.1	0.0030	None reported

Also fixes CVE-2025-61726

OPENSUSE-SU-2026:21483-1
govulncheck-vulndb on opensuse-leap 16.0
SUSE-SU-2026:0298-1
go1.25-openssl on opensuse-leap 15.6, sles 15.6, sles 15.7
SUSE-SU-2026:20629-1
go1.24-openssl on sles 16.0
OPENSUSE-SU-2026:20308-1
go1.24-openssl on opensuse-leap 16.0
SUSE-SU-2026:20623-1
go1.25-openssl on sles 16.0
OPENSUSE-SU-2026:20301-1
go1.25-openssl on opensuse-leap 16.0
ALAS2023-2026-1749
compat-golang-github-cpuguy83-md2man-2-devel, golang-github-cpuguy83-md2man, golang-github-cpuguy83-md2man-debuginfo and 2 more on amzn 2023
ALAS2023-2026-1750
golang-github-burntsushi-toml-test, golang-github-burntsushi-toml-test-debuginfo, golang-github-burntsushi-toml-test-debugsource and 1 more on amzn 2023

Vendor advisory

https://access.redhat.com/errata/RHSA-2026:17084

For tools and AI agents

This page as data: JSON · Markdown

Link to this page

If this page saved you time, a link to it in your ticket, advisory or write-up helps others find it.

HTML

<a href="https://patchblox.com/security/fix/linux/rhsa-2026-17084">RHSA-2026:17084 on Patchblox Patch Radar</a>

Reusing the data? How to credit Patch Radar.

Which servers are still behind?

Patchblox compares the installed package on every Linux machine against the fixed version for its release, including machines reported through Azure Update Manager.

Get a demo

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.