Issued at: 2026-08-27
Updated at: 2026-08-28
Advisory content derived from Red Hat RHSA-2026:60304, © Red Hat, Inc., used under CC BY 4.0, with modifications.
Synopsis
Important: golang security, bug fix, and enhancement update
Description
The golang packages provide the Go programming language compiler.
Security Fix(es):
* encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818)
* net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860)
* net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853)
* html/template: golang: Go html/template: Cross-Site Scripting via pathological input (CVE-2026-56858)
* crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862)
* encoding/xml: golang: Go: Denial of Service via XML decoding recursion depth issue (CVE-2026-56859)
Bug Fix(es) and Enhancement(s):
* Go 1.26 -- maxThreads limit hit in CGO threads blocked on RAND_bytes in FIPS mode (JIRA:Rocky Linux-215845)
* Update Go to version 1.26.7+1 [rhel-9.8.z] (JIRA:Rocky Linux-246425)
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.