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net/mail: golang: net/mail: Denial of Service via pathological email address parsing

🗓️ 20 Aug 2026 18:54:33Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 13 Views

DoS in Go net/mail via quadratic concatenation in consumePhrase parsing pathological emails.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.4aarch64go-toolset1.26.5-1.el9_4go-toolset-1.26.5-1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lego-toolset1.26.5-1.el9_4go-toolset-1.26.5-1.el9_4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xgo-toolset1.26.5-1.el9_4go-toolset-1.26.5-1.el9_4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64go-toolset1.26.5-1.el9_4go-toolset-1.26.5-1.el9_4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64golang1.26.5-1.el9_4golang-1.26.5-1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64legolang1.26.5-1.el9_4golang-1.26.5-1.el9_4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xgolang1.26.5-1.el9_4golang-1.26.5-1.el9_4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64golang1.26.5-1.el9_4golang-1.26.5-1.el9_4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64golang-bin1.26.5-1.el9_4golang-bin-1.26.5-1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64legolang-bin1.26.5-1.el9_4golang-bin-1.26.5-1.el9_4.ppc64le.rpm
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09 Oct 2026 19:53Current
7.1High risk
Vulners AI Score7.1
CVSS 3.17.5
EPSS0.00798
SSVC
13