{
  "document": {
    "aggregate_severity": {
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      },
      {
        "category": "details",
        "text": "6.2.21.tuxcare.els7-r0:\n  - CVE-2026-66373",
        "title": "Details"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
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        "url": "https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681"
      },
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    ],
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      "generator": {
        "date": "2026-08-18T08:11:33Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2026:1786713681",
      "initial_release_date": "2026-08-14T13:21:52Z",
      "revision_history": [
        {
          "date": "2026-08-14T13:21:52Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-08-18T08:11:33Z",
          "number": "2",
          "summary": "Update document"
        }
      ],
      "status": "final",
      "version": "2"
    },
    "title": "redis6.2: Fix of CVE-2026-66373"
  },
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        "relates_to_product_reference": "Alpine-Linux-3.24"
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  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-49112",
      "cwe": {
        "id": "CWE-191",
        "name": "Integer Underflow (Wrap or Wraparound)"
      },
      "notes": [
        {
          "category": "description",
          "text": "setDeferredReply in networking.c in Valkey through 8.1.1 has an integer underflow for prev->size - prev->used.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
        "fixed": [
          "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.aarch64",
          "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.x86_64",
          "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.aarch64",
          "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-docker/cve/CVE-2025-49112"
        },
        {
          "category": "external",
          "summary": "https://github.com/redis/redis/blob/994bc96bb1744cb153392fc96bdba43eae56e17f/src/networking.c#L783",
          "url": "https://github.com/redis/redis/blob/994bc96bb1744cb153392fc96bdba43eae56e17f/src/networking.c#L783"
        },
        {
          "category": "external",
          "summary": "https://github.com/valkey-io/valkey/blob/daea05b1e26db29bfd1c033e27f9d519a2f8ccbb/src/networking.c#L886",
          "url": "https://github.com/valkey-io/valkey/blob/daea05b1e26db29bfd1c033e27f9d519a2f8ccbb/src/networking.c#L886"
        },
        {
          "category": "external",
          "summary": "https://github.com/valkey-io/valkey/pull/2101",
          "url": "https://github.com/valkey-io/valkey/pull/2101"
        }
      ],
      "release_date": "2025-06-02T05:15:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-08-14T13:21:23.377686Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681",
          "product_ids": [
            "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.aarch64",
            "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.x86_64",
            "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.aarch64",
            "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681"
        }
      ],
      "threats": [
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          "details": "Important"
        }
      ]
    },
    {
      "cve": "CVE-2023-41056",
      "cwe": {
        "id": "CWE-190",
        "name": "Integer Overflow or Wraparound"
      },
      "notes": [
        {
          "category": "description",
          "text": "Redis is an in-memory database that persists on disk. Redis incorrectly handles resizing of memory buffers which can result in integer overflow that leads to heap overflow and potential remote code execution. This issue has been patched in version 7.0.15 and 7.2.4.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
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          "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.aarch64",
          "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.x86_64",
          "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.aarch64",
          "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-docker/cve/CVE-2023-41056"
        },
        {
          "category": "external",
          "summary": "https://github.com/redis/redis/releases/tag/7.0.15",
          "url": "https://github.com/redis/redis/releases/tag/7.0.15"
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          "category": "external",
          "summary": "https://github.com/redis/redis/releases/tag/7.2.4",
          "url": "https://github.com/redis/redis/releases/tag/7.2.4"
        },
        {
          "category": "external",
          "summary": "https://github.com/redis/redis/security/advisories/GHSA-xr47-pcmx-fq2m",
          "url": "https://github.com/redis/redis/security/advisories/GHSA-xr47-pcmx-fq2m"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3JTGQJ2YLYB24B72I5B5H32YIMPVSWIT/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3JTGQJ2YLYB24B72I5B5H32YIMPVSWIT/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JTWHPLC3RI67VNRDOIXLDVNC5YMYBMQN/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JTWHPLC3RI67VNRDOIXLDVNC5YMYBMQN/"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20240223-0003/",
          "url": "https://security.netapp.com/advisory/ntap-20240223-0003/"
        }
      ],
      "release_date": "2024-01-10T16:15:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-08-14T13:21:23.377686Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681",
          "product_ids": [
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          ],
          "url": "https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681"
        }
      ],
      "threats": [
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          "details": "Important"
        }
      ]
    },
    {
      "cve": "CVE-2026-66373",
      "cwe": {
        "id": "CWE-415",
        "name": "Double Free"
      },
      "notes": [
        {
          "category": "description",
          "text": "Redis before 8.8.0, in the unusual case where an authenticated attacker can execute RESTORE, allows remote code execution via a RESTORE payload where the same NACK (pending entry) is referenced by more than one consumer, because deleting both consumers via XGROUP DELCONSUMER leads to a double free. NOTE: this issue exists because of an incomplete fix for CVE-2026-25243.",
          "title": "Vulnerability description"
        }
      ],
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        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-docker/cve/CVE-2026-66373"
        },
        {
          "category": "external",
          "summary": "https://github.com/berabuddies/redis-poc",
          "url": "https://github.com/berabuddies/redis-poc"
        },
        {
          "category": "external",
          "summary": "https://github.com/redis/redis/compare/8.6.4...8.8.0",
          "url": "https://github.com/redis/redis/compare/8.6.4...8.8.0"
        },
        {
          "category": "external",
          "summary": "https://github.com/redis/redis/pull/15081",
          "url": "https://github.com/redis/redis/pull/15081"
        },
        {
          "category": "external",
          "summary": "https://news.ycombinator.com/item?id=49024938",
          "url": "https://news.ycombinator.com/item?id=49024938"
        },
        {
          "category": "external",
          "summary": "https://x.com/Fried_rice/status/2080059356322918777",
          "url": "https://x.com/Fried_rice/status/2080059356322918777"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2026/08/msg00012.html",
          "url": "https://lists.debian.org/debian-lts-announce/2026/08/msg00012.html"
        }
      ],
      "release_date": "2026-07-25T01:16:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-08-14T13:21:23.377686Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681",
          "product_ids": [
            "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.aarch64",
            "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.x86_64",
            "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.aarch64",
            "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681"
        }
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          "details": "Important"
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      "cwe": {
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        "name": "Heap-based Buffer Overflow"
      },
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        {
          "category": "description",
          "text": "Redis is an in-memory data structure store. In versions of redis-server up to 8.6.3, the RESTORE command does not properly validate serialized values. An authenticated attacker with permission to execute RESTORE can supply a crafted serialized payload that triggers invalid memory access and may lead to remote code execution. A workaround is to restrict access to the RESTORE command with ACL rules. This is patched in version 8.6.3.",
          "title": "Vulnerability description"
        }
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          "url": "https://cve.tuxcare.com/els-docker/cve/CVE-2026-25243"
        },
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          "summary": "https://github.com/redis/redis/releases/tag/8.6.3",
          "url": "https://github.com/redis/redis/releases/tag/8.6.3"
        },
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          "category": "external",
          "summary": "https://github.com/redis/redis/security/advisories/GHSA-c8h9-259x-jff4",
          "url": "https://github.com/redis/redis/security/advisories/GHSA-c8h9-259x-jff4"
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          "category": "external",
          "summary": "https://access.redhat.com/errata/RHSA-2026:28142",
          "url": "https://access.redhat.com/errata/RHSA-2026:28142"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/errata/RHSA-2026:29817",
          "url": "https://access.redhat.com/errata/RHSA-2026:29817"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/errata/RHSA-2026:33427",
          "url": "https://access.redhat.com/errata/RHSA-2026:33427"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/security/cve/CVE-2026-25243",
          "url": "https://access.redhat.com/security/cve/CVE-2026-25243"
        },
        {
          "category": "external",
          "summary": "https://bugzilla.redhat.com/show_bug.cgi?id=2466828",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2466828"
        },
        {
          "category": "external",
          "summary": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25243.json",
          "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25243.json"
        }
      ],
      "release_date": "2026-05-05T17:17:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-08-14T13:21:23.377686Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681",
          "product_ids": [
            "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.aarch64",
            "Alpine-Linux-3.24:redis6.2-6.2.21.tuxcare.els7-r0.x86_64",
            "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.aarch64",
            "Alpine-Linux-3.24:redis6.2-openrc-6.2.21.tuxcare.els7-r0.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els-docker/releases/CLSA-2026:1786713681"
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    }
  ]
}