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CVE-2026-97032 affecting package cf-cli 8.7.11-9

Type: advisorySources: OSV

HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently. This happens because the server modifies the HPACK encoder from two goroutines without synchronization: one uses the encoder to encode a HEADERS frame as part of a response sent to a client and the other modifies the encoder's table size when handling a SETTINGS frame containing SETTINGS_HEADER_TABLE_SIZE that a client sends. A malicious client can repeatedly send a request while changing the header table size to crash the server.

Products
cf-cli
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-97032
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 14:06 UTC · Revision 1

Source evidence

CVE-2026-97032 affecting package cf-cli 8.7.11-9

core-osv · Original source

Published 8 Oct 2026, 23:17 UTC

HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently. This happens because the server modifies the HPACK encoder from two goroutines without synchronization: one uses the encoder to encode a HEADERS frame as part of a response sent to a client and the other modifies the encoder's table size when handling a SETTINGS frame containing SETTINGS_HEADER_TABLE_SIZE that a client sends. A malicious client can repeatedly send a request while changing the header table size to crash the server.

osv:AZL-107198

cf-cli

Fixed versions: Not specified

Complete source record
{
  "id": "a26996aeca2c2b9a28206b84c28ea97b4390853debbe4dee26c0cb7ffc19f9b9",
  "url": "https://osv.dev/vulnerability/AZL-107198",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-97032 affecting package cf-cli 8.7.11-9",
    "summary": "HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently. This happens because the server modifies the HPACK encoder from two goroutines without synchronization: one uses the encoder to encode a HEADERS frame as part of a response sent to a client and the other modifies the encoder's table size when handling a SETTINGS frame containing SETTINGS_HEADER_TABLE_SIZE that a client sends. A malicious client can repeatedly send a request while changing the header table size to crash the server.",
    "evidence": "osv:AZL-107198",
    "products": [
      {
        "name": {
          "value": "cf-cli",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "AZL-107198",
      "aliases": [
        "AZL-107198"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "8.7.11-9"
                }
              ]
            }
          ],
          "package": {
            "name": "cf-cli",
            "purl": "pkg:rpm/azure-linux/cf-cli",
            "ecosystem": "Azure Linux:3"
          },
          "database_specific": {
            "source": "https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-107198.json"
          }
        }
      ],
      "modified": "2026-10-15T05:37:09Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-97032"
      ],
      "references": [
        "https://nvd.nist.gov/vuln/detail/CVE-2026-97032"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-97032",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 321461,
  "published_at": "2026-10-08T23:17:06+00:00"
}