net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service

A flaw was found in the net/http component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the ReadHeaderTimeout is not correctly applied during this process. This...

RHEL 10 : golang (RHSA-2026:61882)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:61882 advisory. The golang packages provide the Go programming language compiler. Security Fixes: encoding/asn1: golang: Go encoding/asn1: Denial of Servi...

net/http/httputil: golang: net/http/httputil: ReverseProxy forwards hidden query parameters, potentially bypassing security controls

A flaw was found in the net/http/httputil package, specifically within the ReverseProxy component. This vulnerability allows the ReverseProxy to forward query parameters that are not visible to Rewrite functions. This occurs because the ReverseProxy does not correctly consider the url.ParseQuery...

RLSA-2026:60306 Important: golang security, bug fix, and enhancement update

The golang packages provide the Go programming language compiler. Security Fixes: 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...

golang security, bug fix, and enhancement update

An update is available for golang. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The golang packages provide the Go programming language compiler. Security...

RLSA-2026:60304 Important: golang security, bug fix, and enhancement update

The golang packages provide the Go programming language compiler. Security Fixes: 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...

RLSA-2026:60305 Important: go-toolset:rhel8 security, bug fix, and enhancement update

Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. Security Fixes: 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 quadrati...

net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service

A flaw was found in the net/http component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the ReadHeaderTimeout is not correctly applied during this process. This...

net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service

A flaw was found in the net/http component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the ReadHeaderTimeout is not correctly applied during this process. This...

Important: Red Hat Security Advisory: golang security, bug fix, and enhancement update

An update for golang is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service

A flaw was found in the net/http component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the ReadHeaderTimeout is not correctly applied during this process. This...

ALSA-2026:60306 Important: golang security, bug fix, and enhancement update

The golang packages provide the Go programming language compiler. Security Fixes: 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...

Important: golang security, bug fix, and enhancement update

The golang packages provide the Go programming language compiler. Security Fixes: 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...

RHEL 8 : go-toolset:rhel8 (RHSA-2026:60305)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:60305 advisory. Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. Security Fixes: encoding/asn1:...

RHEL 10 : golang (RHSA-2026:60306)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:60306 advisory. The golang packages provide the Go programming language compiler. Security Fixes: encoding/asn1: golang: Go encoding/asn1: Denial of Servi...

CVE-2026-48050: Exposure of Sensitive Information to an Unauthorized Actor

Arc is an open, SQL-native time-series database for telemetry. Versions prior to 26.06.1 register Go's net/http/pprof handlers at /debug/pprof/ via app.Usepprof.New in internal/api/server.go, and /debug/pprof is added to PublicPrefixes in cmd/arc/main.go. The auth middleware short-circuits before...

net/http/httputil: golang: net/http/httputil: ReverseProxy forwards hidden query parameters, potentially bypassing security controls

A flaw was found in the net/http/httputil package, specifically within the ReverseProxy component. This vulnerability allows the ReverseProxy to forward query parameters that are not visible to Rewrite functions. This occurs because the ReverseProxy does not correctly consider the url.ParseQuery...

BIT-GOLANG-2026-56853 Apply ReadHeaderTimeout when doing unencrypted HTTP/2 check in net/http

When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client preface. ReadHeaderTimeout is unexpectedly not being applied when doing this...

SUSE SLED15 / SLES15 Security Update : go1.26 (SUSE-SU-2026:3641-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3641-1 advisory. Security issues fixed: - CVE-2026-33818: encoding/asn1: enforce maximum recursion depth bsc1275034. -...

SUSE-SU-2026:3641-1 Security update for go1.26

This update for go1.26 fixes the following issues: Security issues fixed: - CVE-2026-33818: encoding/asn1: enforce maximum recursion depth bsc1275034. - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalatio...