Red Hat Product Errata RHSA-2026:19026 - Security Advisory Issued: 2026-05-19 Updated: 2026-05-19 RHSA-2026:19026 - Security Advisory Overview Updated Packages Synopsis Important: grafana-pcp security update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for grafana-pcp 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 the CVE link(s) in the References section. Description The Grafana plugin for Performance Co-Pilot includes datasources for scalable time series from pmseries and Redis, live PCP metrics and bpftrace scripts from pmdabpftrace, as well as several dashboards. Security Fix(es): net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679) 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. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux for x86_64 10 x86_64 Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2 x86_64 Red Hat Enterprise Linux for IBM z Systems 10 s390x Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.2 s390x Red Hat Enterprise Linux for Power, little endian 10 ppc64le Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2 ppc64le Red Hat Enterprise Linux for ARM 64 10 aarch64 Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.2 aarch64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.2 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.2 s390x Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2 ppc64le Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2 x86_64 Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 10.2 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 10.2 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 10.2 s390x Fixes BZ - 2445356 - CVE-2026-25679 net/url: Incorrect parsing of IPv6 host literals in net/url CVEs CVE-2026-25679 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux for x86_64 10 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b x86_64 grafana-pcp-5.3.0-4.el10_2.x86_64.rpm SHA-256: 4c2b677ddefc132762ef25e90810f5da1a17d148c5c7a2e65775c86482dc5342 grafana-pcp-debuginfo-5.3.0-4.el10_2.x86_64.rpm SHA-256: 9dcc0b15a5dd2d062947e6099e7535e6816e08a20ff67686bb0c834e9933049e grafana-pcp-debugsource-5.3.0-4.el10_2.x86_64.rpm SHA-256: b0bd211d24aa6828dce698c5f02ddda2b4c41b128b0fb13889f6a0640da64cf2 Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b x86_64 grafana-pcp-5.3.0-4.el10_2.x86_64.rpm SHA-256: 4c2b677ddefc132762ef25e90810f5da1a17d148c5c7a2e65775c86482dc5342 grafana-pcp-debuginfo-5.3.0-4.el10_2.x86_64.rpm SHA-256: 9dcc0b15a5dd2d062947e6099e7535e6816e08a20ff67686bb0c834e9933049e grafana-pcp-debugsource-5.3.0-4.el10_2.x86_64.rpm SHA-256: b0bd211d24aa6828dce698c5f02ddda2b4c41b128b0fb13889f6a0640da64cf2 Red Hat Enterprise Linux for IBM z Systems 10 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b s390x grafana-pcp-5.3.0-4.el10_2.s390x.rpm SHA-256: 74927da7bd7265cf36decc3e5317f28b0e615503ed89581b089ce92ae7307494 grafana-pcp-debuginfo-5.3.0-4.el10_2.s390x.rpm SHA-256: 3a5f0aa4921fc76e12eddcfe885d487e5c1533ae4b9de961416359506c3c2b85 grafana-pcp-debugsource-5.3.0-4.el10_2.s390x.rpm SHA-256: f7af20ec7535abf596cea6a3e4869ebe29b35f98a55f5a902e5cc0b8264c71dd Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b s390x grafana-pcp-5.3.0-4.el10_2.s390x.rpm SHA-256: 74927da7bd7265cf36decc3e5317f28b0e615503ed89581b089ce92ae7307494 grafana-pcp-debuginfo-5.3.0-4.el10_2.s390x.rpm SHA-256: 3a5f0aa4921fc76e12eddcfe885d487e5c1533ae4b9de961416359506c3c2b85 grafana-pcp-debugsource-5.3.0-4.el10_2.s390x.rpm SHA-256: f7af20ec7535abf596cea6a3e4869ebe29b35f98a55f5a902e5cc0b8264c71dd Red Hat Enterprise Linux for Power, little endian 10 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b ppc64le grafana-pcp-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 27939a78ba08f37dad809aaf1e4e119f6b4bddbe0d9d9d604585f6993d9f49a4 grafana-pcp-debuginfo-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 0b6ccfc1cd4b9fbfd661ed1d21bd6a077a69ba12f9bd7f193719ff5ff6271f72 grafana-pcp-debugsource-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 8fde6596956d953be0419ff27cb63c70f574a1fac1e4c3b0bdace7da43120874 Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b ppc64le grafana-pcp-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 27939a78ba08f37dad809aaf1e4e119f6b4bddbe0d9d9d604585f6993d9f49a4 grafana-pcp-debuginfo-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 0b6ccfc1cd4b9fbfd661ed1d21bd6a077a69ba12f9bd7f193719ff5ff6271f72 grafana-pcp-debugsource-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 8fde6596956d953be0419ff27cb63c70f574a1fac1e4c3b0bdace7da43120874 Red Hat Enterprise Linux for ARM 64 10 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b aarch64 grafana-pcp-5.3.0-4.el10_2.aarch64.rpm SHA-256: 9eadba34441177117ea33ff2f0a51c08be44829f001de9c563d9d5cf05d27815 grafana-pcp-debuginfo-5.3.0-4.el10_2.aarch64.rpm SHA-256: 134df20f74947c75287ad44dc1369e886bb3ffcbcda83b36961f20aaf0048602 grafana-pcp-debugsource-5.3.0-4.el10_2.aarch64.rpm SHA-256: 8bb48b3b678b935b67138f67404f93e0e8303b5385f556036f38014b6314a2d9 Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b aarch64 grafana-pcp-5.3.0-4.el10_2.aarch64.rpm SHA-256: 9eadba34441177117ea33ff2f0a51c08be44829f001de9c563d9d5cf05d27815 grafana-pcp-debuginfo-5.3.0-4.el10_2.aarch64.rpm SHA-256: 134df20f74947c75287ad44dc1369e886bb3ffcbcda83b36961f20aaf0048602 grafana-pcp-debugsource-5.3.0-4.el10_2.aarch64.rpm SHA-256: 8bb48b3b678b935b67138f67404f93e0e8303b5385f556036f38014b6314a2d9 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b aarch64 grafana-pcp-5.3.0-4.el10_2.aarch64.rpm SHA-256: 9eadba34441177117ea33ff2f0a51c08be44829f001de9c563d9d5cf05d27815 grafana-pcp-debuginfo-5.3.0-4.el10_2.aarch64.rpm SHA-256: 134df20f74947c75287ad44dc1369e886bb3ffcbcda83b36961f20aaf0048602 grafana-pcp-debugsource-5.3.0-4.el10_2.aarch64.rpm SHA-256: 8bb48b3b678b935b67138f67404f93e0e8303b5385f556036f38014b6314a2d9 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b s390x grafana-pcp-5.3.0-4.el10_2.s390x.rpm SHA-256: 74927da7bd7265cf36decc3e5317f28b0e615503ed89581b089ce92ae7307494 grafana-pcp-debuginfo-5.3.0-4.el10_2.s390x.rpm SHA-256: 3a5f0aa4921fc76e12eddcfe885d487e5c1533ae4b9de961416359506c3c2b85 grafana-pcp-debugsource-5.3.0-4.el10_2.s390x.rpm SHA-256: f7af20ec7535abf596cea6a3e4869ebe29b35f98a55f5a902e5cc0b8264c71dd Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b ppc64le grafana-pcp-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 27939a78ba08f37dad809aaf1e4e119f6b4bddbe0d9d9d604585f6993d9f49a4 grafana-pcp-debuginfo-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 0b6ccfc1cd4b9fbfd661ed1d21bd6a077a69ba12f9bd7f193719ff5ff6271f72 grafana-pcp-debugsource-5.3.0-4.el10_2.ppc64le.rpm SHA-256: 8fde6596956d953be0419ff27cb63c70f574a1fac1e4c3b0bdace7da43120874 Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b x86_64 grafana-pcp-5.3.0-4.el10_2.x86_64.rpm SHA-256: 4c2b677ddefc132762ef25e90810f5da1a17d148c5c7a2e65775c86482dc5342 grafana-pcp-debuginfo-5.3.0-4.el10_2.x86_64.rpm SHA-256: 9dcc0b15a5dd2d062947e6099e7535e6816e08a20ff67686bb0c834e9933049e grafana-pcp-debugsource-5.3.0-4.el10_2.x86_64.rpm SHA-256: b0bd211d24aa6828dce698c5f02ddda2b4c41b128b0fb13889f6a0640da64cf2 Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a8d9a4bf26d94bcc18d46f6c9b x86_64 grafana-pcp-5.3.0-4.el10_2.x86_64.rpm SHA-256: 4c2b677ddefc132762ef25e90810f5da1a17d148c5c7a2e65775c86482dc5342 grafana-pcp-debuginfo-5.3.0-4.el10_2.x86_64.rpm SHA-256: 9dcc0b15a5dd2d062947e6099e7535e6816e08a20ff67686bb0c834e9933049e grafana-pcp-debugsource-5.3.0-4.el10_2.x86_64.rpm SHA-256: b0bd211d24aa6828dce698c5f02ddda2b4c41b128b0fb13889f6a0640da64cf2 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 10.2 SRPM grafana-pcp-5.3.0-4.el10_2.src.rpm SHA-256: 5bb3c9ba703b2b4359580f3a79ce652ec55c81a