VDB

RHSA-2026%3A3107

RHSA-2026%3A3107 PUBLISHED CVSS 7.5 HIGH

A flaw was found in golang. A remote attacker could exploit this vulnerability by providing a specially crafted certificate during the error string construction process within the `HostnameError.Error()` function. This flaw, caused by unbounded string concatenation, leads to excessive resource consumption. Successful exploitation can result in a denial of service (DoS) for the affected system.

Risk Scores

CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:e2f969be38741ff30e476e3a8f70eb60a3d030dcebcdb303269f39997c4acdf4_ppc64le as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:e2f969be38741ff30e476e3a8f70eb60a3d030dcebcdb303269f39997c4acdf4_ppc64le, *, *
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3f096099daedca138492478a01802b4cf03a47a9b38086eceae2fef44ca03807_arm64 as a component of Red Hat OpenShift Service Mesh 2.6*, *, *
golangGo
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:fcd8354b6a8282be890ab266e8ba84011f495f89f00a354e487cf09c73e4f6f5_amd64 as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:fcd8354b6a8282be890ab266e8ba84011f495f89f00a354e487cf09c73e4f6f5_amd64, *, *
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:4de053d77171a638e0d79deb10803f22e43fbc0d9b3e124eee90c1832346e271_s390x as a component of Red Hat OpenShift Service Mesh 2.6*, *, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:4de053d77171a638e0d79deb10803f22e43fbc0d9b3e124eee90c1832346e271_s390x
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:87cdc959362c3fb3e35930ad04fa589e5807bc3977d9e1964359b614ced0eb35_arm64 as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:87cdc959362c3fb3e35930ad04fa589e5807bc3977d9e1964359b614ced0eb35_arm64, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:87cdc959362c3fb3e35930ad04fa589e5807bc3977d9e1964359b614ced0eb35_arm64, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:87cdc959362c3fb3e35930ad04fa589e5807bc3977d9e1964359b614ced0eb35_arm64
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:e3726b5aca328047a8dfa518b2a7409f4d67b2152ec40f8a484618d86cd322b5_ppc64le as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:e3726b5aca328047a8dfa518b2a7409f4d67b2152ec40f8a484618d86cd322b5_ppc64le, *, *
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:87cdc959362c3fb3e35930ad04fa589e5807bc3977d9e1964359b614ced0eb35_arm64 as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:87cdc959362c3fb3e35930ad04fa589e5807bc3977d9e1964359b614ced0eb35_arm64, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:87cdc959362c3fb3e35930ad04fa589e5807bc3977d9e1964359b614ced0eb35_arm64, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:87cdc959362c3fb3e35930ad04fa589e5807bc3977d9e1964359b614ced0eb35_arm64
Red HatRed Hat OpenShift Service Mesh
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:e2f969be38741ff30e476e3a8f70eb60a3d030dcebcdb303269f39997c4acdf4_ppc64le as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:e2f969be38741ff30e476e3a8f70eb60a3d030dcebcdb303269f39997c4acdf4_ppc64le, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:e2f969be38741ff30e476e3a8f70eb60a3d030dcebcdb303269f39997c4acdf4_ppc64le, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:e2f969be38741ff30e476e3a8f70eb60a3d030dcebcdb303269f39997c4acdf4_ppc64le
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:fcd8354b6a8282be890ab266e8ba84011f495f89f00a354e487cf09c73e4f6f5_amd64 as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:fcd8354b6a8282be890ab266e8ba84011f495f89f00a354e487cf09c73e4f6f5_amd64, registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:fcd8354b6a8282be890ab266e8ba84011f495f89f00a354e487cf09c73e4f6f5_amd64, registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:fcd8354b6a8282be890ab266e8ba84011f495f89f00a354e487cf09c73e4f6f5_amd64
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3a78aade4c1a6fec8ff6c6ac6cec39644bd6bb592a3f65b6deaced893fa90f6d_s390x as a component of Red Hat OpenShift Service Mesh 2.6*, registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3a78aade4c1a6fec8ff6c6ac6cec39644bd6bb592a3f65b6deaced893fa90f6d_s390x, registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3a78aade4c1a6fec8ff6c6ac6cec39644bd6bb592a3f65b6deaced893fa90f6d_s390x
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3f096099daedca138492478a01802b4cf03a47a9b38086eceae2fef44ca03807_arm64 as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3f096099daedca138492478a01802b4cf03a47a9b38086eceae2fef44ca03807_arm64, *, registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3f096099daedca138492478a01802b4cf03a47a9b38086eceae2fef44ca03807_arm64
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:148cd3650dbfad079a80ff1b908aa6d992f7b2063aa4bda3687f04e1655b5e36_amd64 as a component of Red Hat OpenShift Service Mesh 2.6*, *, *
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3a78aade4c1a6fec8ff6c6ac6cec39644bd6bb592a3f65b6deaced893fa90f6d_s390x as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3a78aade4c1a6fec8ff6c6ac6cec39644bd6bb592a3f65b6deaced893fa90f6d_s390x, registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3a78aade4c1a6fec8ff6c6ac6cec39644bd6bb592a3f65b6deaced893fa90f6d_s390x, registry.redhat.io/openshift-service-mesh/kiali-ossmc-rhel8@sha256:3a78aade4c1a6fec8ff6c6ac6cec39644bd6bb592a3f65b6deaced893fa90f6d_s390x
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:148cd3650dbfad079a80ff1b908aa6d992f7b2063aa4bda3687f04e1655b5e36_amd64 as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:148cd3650dbfad079a80ff1b908aa6d992f7b2063aa4bda3687f04e1655b5e36_amd64, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:148cd3650dbfad079a80ff1b908aa6d992f7b2063aa4bda3687f04e1655b5e36_amd64, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:148cd3650dbfad079a80ff1b908aa6d992f7b2063aa4bda3687f04e1655b5e36_amd64
Red HatKiali
Red Hatregistry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:4de053d77171a638e0d79deb10803f22e43fbc0d9b3e124eee90c1832346e271_s390x as a component of Red Hat OpenShift Service Mesh 2.6registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:4de053d77171a638e0d79deb10803f22e43fbc0d9b3e124eee90c1832346e271_s390x, registry.redhat.io/openshift-service-mesh/kiali-rhel8@sha256:4de053d77171a638e0d79deb10803f22e43fbc0d9b3e124eee90c1832346e271_s390x, *

…and 1 more

Timeline

  • Feb 23, 2026 CVE Published
  • Apr 24, 2026 Distribution Patch
  • Apr 24, 2026 Distribution Patch
  • Apr 24, 2026 Security Advisory
  • Apr 24, 2026 Security Advisory
  • Apr 24, 2026 Security Advisory
  • Jul 8, 2026 CVE Updated
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