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UnratedFix available

grafana-pcp: Fix of 5 CVEs

Type: advisorySources: OSV

- rebuild with newer golang version 1.22.9-1.el9_2.tuxcare.els26 to fix the following Go standard-library CVE's tracked for this package - CVE-2026-33818: fix encoding/asn1 stack exhaustion by enforcing a recursion depth limit in Unmarshal when parsing deeply nested structures - CVE-2026-56858: fix html/template XSS where pathological input could close an unescaped '/' early and inject attacker-controlled content - CVE-2026-56860: fix net/url quadratic complexity when resolving relative paths containing many '..' parent-directory segments - CVE-2026-56862: fix crypto/tls denial of service from post-handshake KeyUpdate messages forcing unbounded key-derivation work - the same golang rebuild also carries CVE-2026-56859 (encoding/xml unmarshal depth-limit bypass via a custom UnmarshalXML), which is not tracked by these tickets

Products
grafana-pcp
Affected versions
Not specified
Fixed versions
5.1.1-1.el9_2.tuxcare.els5
CVEs
CVE-2026-33818, CVE-2026-56858, CVE-2026-56859, CVE-2026-56860, CVE-2026-56862
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 11:50 UTC · Revision 1

Source evidence

grafana-pcp: Fix of 5 CVEs

core-osv · Original source

Published 18 Sept 2026, 10:19 UTC

- rebuild with newer golang version 1.22.9-1.el9_2.tuxcare.els26 to fix the following Go standard-library CVE's tracked for this package - CVE-2026-33818: fix encoding/asn1 stack exhaustion by enforcing a recursion depth limit in Unmarshal when parsing deeply nested structures - CVE-2026-56858: fix html/template XSS where pathological input could close an unescaped '/' early and inject attacker-controlled content - CVE-2026-56860: fix net/url quadratic complexity when resolving relative paths containing many '..' parent-directory segments - CVE-2026-56862: fix crypto/tls denial of service from post-handshake KeyUpdate messages forcing unbounded key-derivation work - the same golang rebuild also carries CVE-2026-56859 (encoding/xml unmarshal depth-limit bypass via a custom UnmarshalXML), which is not tracked by these tickets

osv:CLSA-2026-1788885695

grafana-pcp

Fixed versions: 5.1.1-1.el9_2.tuxcare.els5

Complete source record
{
  "id": "945aaf834473c4977d0f2e81ffd3de262dd950e54bfe1e1bdc840869a8a37ac3",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1788885695",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "grafana-pcp: Fix of 5 CVEs",
    "summary": "- rebuild with newer golang version 1.22.9-1.el9_2.tuxcare.els26 to fix the following Go standard-library CVE's tracked for this package - CVE-2026-33818: fix encoding/asn1 stack exhaustion by enforcing a recursion depth limit in Unmarshal when parsing deeply nested structures - CVE-2026-56858: fix html/template XSS where pathological input could close an unescaped '/' early and inject attacker-controlled content - CVE-2026-56860: fix net/url quadratic complexity when resolving relative paths containing many '..' parent-directory segments - CVE-2026-56862: fix crypto/tls denial of service from post-handshake KeyUpdate messages forcing unbounded key-derivation work - the same golang rebuild also carries CVE-2026-56859 (encoding/xml unmarshal depth-limit bypass via a custom UnmarshalXML), which is not tracked by these tickets",
    "evidence": "osv:CLSA-2026-1788885695",
    "products": [
      {
        "name": {
          "value": "grafana-pcp",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.1.1-1.el9_2.tuxcare.els5",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1788885695",
      "aliases": [
        "CLSA-2026-1788885695"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "5.1.1-1.el9_2.tuxcare.els5"
                }
              ]
            }
          ],
          "package": {
            "name": "grafana-pcp",
            "purl": "pkg:rpm/tuxcare/grafana-pcp?distro=almalinux-9.2",
            "ecosystem": "TuxCare:AlmaLinux:9.2"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1788885695.json"
          }
        }
      ],
      "modified": "2026-10-26T09:43:30.053492298Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-33818",
        "CVE-2026-56858",
        "CVE-2026-56859",
        "CVE-2026-56860",
        "CVE-2026-56862"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1788885695.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-32280",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-33818",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-56858",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-56860",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-56862"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-33818",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-56858",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-56859",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-56860",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-56862",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 449952,
  "published_at": "2026-09-18T10:19:49+00:00"
}