RHSA-2026:98086: Important: delve security, bug fix, and enhancement update
Delve is a debugger for the Go programming language. The goal of the project is to provide a simple, full featured debugging tool for Go. Delve should be easy to invoke and easy to use. Chances are if you're using a debugger, things aren't going your way. With that in mind, Delve should stay out of your way as much as possible.Security Fix(es): encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818) net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853) crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862) net/http: golang: golang: Denial of Service via crafted HTTP Range headers (CVE-2026-78667) crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references (CVE-2026-97031) crypto/x509: golang: crypto/x509: Man-in-the-middle attacks via untrusted intermediate certificates (CVE-2026-111943) Bug Fix(es) and Enhancement(s): Update Delve to 1.27 [rhel-10] (JIRA:RHEL-219317) 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
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/delveto a version that resolves this vulnerability.Fixed in 1.27.2-3.el10_3 - Upgrade
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redhat/delve-debuginfoto a version that resolves this vulnerability.Fixed in 1.27.2-3.el10_3 - Upgrade
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redhat/delve-debugsourceto a version that resolves this vulnerability.Fixed in 1.27.2-3.el10_3 - Upgrade
Upgrade
redhat/delveto a version that resolves this vulnerability.Fixed in 1.27.2-3.el10_3.aa - Upgrade
Upgrade
redhat/delve-debuginfoto a version that resolves this vulnerability.Fixed in 1.27.2-3.el10_3.aa - Upgrade
Upgrade
redhat/delve-debugsourceto a version that resolves this vulnerability.Fixed in 1.27.2-3.el10_3.aa - Upgrade
Upgrade
Delveto a version that resolves this vulnerability.Fixed in 1.27