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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-58064",
        "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "state": "PUBLISHED",
        "assignerShortName": "apache",
        "dateReserved": "2026-06-28T05:52:16.170Z",
        "datePublished": "2026-10-21T11:41:13.666Z",
        "dateUpdated": "2026-10-21T11:41:13.666Z"
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                "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
                "shortName": "apache",
                "dateUpdated": "2026-10-21T11:41:13.666Z"
            },
            "title": "Apache bRPC: Denial of Service via Unbounded Redis Inline Command Allocation",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "CWE-770 Allocation of Resources Without Limits or Throttling",
                            "lang": "en",
                            "cweId": "CWE-770",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "affected": [
                {
                    "vendor": "Apache Software Foundation",
                    "product": "Apache bRPC",
                    "packageURL": "pkg:github/apache/brpc",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "1.18.0",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected",
                    "collectionURL": "https://github.com",
                    "packageName": "apache/brpc"
                }
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            "descriptions": [
                {
                    "value": "The Redis protocol implementation in Apache bRPC allowed inline command parsing to allocate and copy the full connection buffer before a complete CRLF-terminated command was available. A remote attacker with access to a Redis-protocol bRPC service could send long inline inputs without a terminating CRLF to increase memory usage and CPU copy overhead, potentially causing denial of service.\n\n\nRoot Cause:\nThe Redis inline command parser allocated memory based on the current input buffer size and copied the entire buffer before determining the current inline command boundary. The existing redis_max_allocation_size limit was applied to RESP bulk strings and arrays, but not effectively to the inline command path before allocation.\n\n\nAffected Scenarios:\nUse Apache bRPC server with Redis protocol enabled and reachable by untrusted clients.\n\n\nHow to Fix:\n1. Upgrade Apache bRPC to version 1.18.0, which fixes this issue.\n2. Apply the patch from PR  https://github.com/apache/brpc/pull/3363 .\n\n\nNote:\nThe fix applies redis_max_allocation_size to Redis inline command lines and scans for CRLF before allocating parser arena memory. Inline command lines exceeding this limit are rejected.",
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                            "value": "<div><div>The Redis protocol implementation in Apache bRPC allowed inline command parsing to allocate and copy the full connection buffer before a complete CRLF-terminated command was available. A remote attacker with access to a Redis-protocol bRPC service could send long inline inputs without a terminating CRLF to increase memory usage and CPU copy overhead, potentially causing denial of service.</div><br><div>Root Cause:<br>The Redis inline command parser allocated memory based on the current input buffer size and copied the entire buffer before determining the current inline command boundary. The existing redis_max_allocation_size limit was applied to RESP bulk strings and arrays, but not effectively to the inline command path before allocation.</div><br><div>Affected Scenarios:<br>Use Apache bRPC server with Redis protocol enabled and reachable by untrusted clients.</div><br><div>How to Fix:<br>1. Upgrade Apache bRPC to version 1.18.0, which fixes this issue.<br>2. Apply the patch from PR <a target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/apache/brpc/pull/3363\">https://github.com/apache/brpc/pull/3363</a>.</div><br><div>Note:<br>The fix applies redis_max_allocation_size to Redis inline command lines and scans for CRLF before allocating parser arena memory. Inline command lines exceeding this limit are rejected.</div></div>\n\n<br>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://lists.apache.org/thread/2pf15ojj0vr7rtx95677kgtl1mx3gdgb",
                    "tags": [
                        "vendor-advisory"
                    ]
                }
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                        "type": "Textual description of severity",
                        "content": {
                            "text": "high"
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                            "lang": "en",
                            "value": "GENERAL"
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            "credits": [
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                    "lang": "en",
                    "value": "73Lab of Qingteng.cn",
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