{
  "document": {
    "aggregate_severity": {
      "text": "Moderate"
    },
    "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": "CVE-2022-2476: sanitize alternate extension metadata before constructing output filenames",
        "title": "Details"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784814430",
        "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784814430"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/almalinux9.2esu/advisories/2026/clsa-2026_1784814430.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-07-23T13:48:28Z",
      "generator": {
        "date": "2026-07-23T13:48:28Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2026:1784814430",
      "initial_release_date": "2026-07-23T13:48:28Z",
      "revision_history": [
        {
          "date": "2026-07-23T13:48:28Z",
          "number": "1",
          "summary": "Initial version"
        }
      ],
      "status": "final",
      "version": "1"
    },
    "title": "wavpack: Fix of CVE-2022-2476"
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "AlmaLinux 9.2",
                "product": {
                  "name": "AlmaLinux 9.2",
                  "product_id": "AlmaLinux-9.2",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:o:almalinux:almalinux:9.2:*:*:*:*:*:*:*"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "AlmaLinux"
          }
        ],
        "category": "vendor",
        "name": "AlmaLinux OS Foundation"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64",
                "product": {
                  "name": "wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64",
                  "product_id": "wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/wavpack@5.4.0-5.el9.tuxcare.els1?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64",
                "product": {
                  "name": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64",
                  "product_id": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/wavpack-devel@5.4.0-5.el9.tuxcare.els1?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "wavpack-0:5.4.0-5.el9.tuxcare.els1.i686",
                "product": {
                  "name": "wavpack-0:5.4.0-5.el9.tuxcare.els1.i686",
                  "product_id": "wavpack-0:5.4.0-5.el9.tuxcare.els1.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/wavpack@5.4.0-5.el9.tuxcare.els1?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686",
                "product": {
                  "name": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686",
                  "product_id": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/wavpack-devel@5.4.0-5.el9.tuxcare.els1?arch=i686"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "i686"
          }
        ],
        "category": "vendor",
        "name": "TuxCare"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64 as a component of AlmaLinux 9.2",
          "product_id": "AlmaLinux-9.2:wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64"
        },
        "product_reference": "wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64",
        "relates_to_product_reference": "AlmaLinux-9.2"
      },
      {
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        "full_product_name": {
          "name": "wavpack-0:5.4.0-5.el9.tuxcare.els1.i686 as a component of AlmaLinux 9.2",
          "product_id": "AlmaLinux-9.2:wavpack-0:5.4.0-5.el9.tuxcare.els1.i686"
        },
        "product_reference": "wavpack-0:5.4.0-5.el9.tuxcare.els1.i686",
        "relates_to_product_reference": "AlmaLinux-9.2"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686 as a component of AlmaLinux 9.2",
          "product_id": "AlmaLinux-9.2:wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686"
        },
        "product_reference": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686",
        "relates_to_product_reference": "AlmaLinux-9.2"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64 as a component of AlmaLinux 9.2",
          "product_id": "AlmaLinux-9.2:wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64"
        },
        "product_reference": "wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64",
        "relates_to_product_reference": "AlmaLinux-9.2"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-2476",
      "cwe": {
        "id": "CWE-476",
        "name": "NULL Pointer Dereference"
      },
      "notes": [
        {
          "category": "description",
          "text": "A null pointer dereference bug was found in wavpack-5.4.0 The results from the ASAN log: AddressSanitizer:DEADLYSIGNAL ===================================================================84257==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x561b47a970c6 bp 0x7fff13952fb0 sp 0x7fff1394fca0 T0) ==84257==The signal is caused by a WRITE memory access. ==84257==Hint: address points to the zero page. #0 0x561b47a970c5 in main cli/wvunpack.c:834 #1 0x7efc4f5c0082 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x24082) #2 0x561b47a945ed in _start (/usr/local/bin/wvunpack+0xa5ed) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV cli/wvunpack.c:834 in main ==84257==ABORTING",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "AlmaLinux-9.2:wavpack-0:5.4.0-5.el9.tuxcare.els1.i686",
          "AlmaLinux-9.2:wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64",
          "AlmaLinux-9.2:wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686",
          "AlmaLinux-9.2:wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2022-2476"
        },
        {
          "category": "external",
          "summary": "https://github.com/dbry/WavPack/issues/121",
          "url": "https://github.com/dbry/WavPack/issues/121"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CK45CC7MQ54SHEIJ63PW3HP4BCPTX6QP/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CK45CC7MQ54SHEIJ63PW3HP4BCPTX6QP/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QMIXZWB3OURGBAEU3T5HQY56BN2ZVLYF/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QMIXZWB3OURGBAEU3T5HQY56BN2ZVLYF/"
        }
      ],
      "release_date": "2022-07-19T20:15:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-07-23T13:47:15.938785Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1784814430",
          "product_ids": [
            "AlmaLinux-9.2:wavpack-0:5.4.0-5.el9.tuxcare.els1.i686",
            "AlmaLinux-9.2:wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64",
            "AlmaLinux-9.2:wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686",
            "AlmaLinux-9.2:wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784814430"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "AlmaLinux-9.2:wavpack-0:5.4.0-5.el9.tuxcare.els1.i686",
            "AlmaLinux-9.2:wavpack-0:5.4.0-5.el9.tuxcare.els1.x86_64",
            "AlmaLinux-9.2:wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.i686",
            "AlmaLinux-9.2:wavpack-devel-0:5.4.0-5.el9.tuxcare.els1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ]
    }
  ]
}