{
  "cveId": "CVE-2020-23903",
  "url": "https://patchblox.com/security/cve/CVE-2020-23903",
  "summary": "CVE-2020-23903 is fixed in 4 products on 1 platform, first by libspeex1 1.2~rc1.2-1ubuntu2.1, released November 10, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "speex: Speex is a patent-free compression format designed especially for speech",
  "description": "Speex is a patent-free compression format designed especially for speech. It is specialized for voice communications at low bit-rates.\n\nSecurity Fix(es):\n\n* speex: divide by zero in read_samples() via crafted WAV file (CVE-2020-23903)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Red Hat Enterprise Linux 9.1 Release Notes linked from the References section.",
  "published": "2021-11-10T14:15:00Z",
  "severity": "Low",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
  "epss": 0.01011,
  "epssPercentile": 0.63366,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libspeex1",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.2~rc1.2-1ubuntu2.1",
      "fix": "libspeex1 1.2~rc1.2-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libspeex1-1.2-rc1.2-1ubuntu2.1",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libspeex1",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1.2~rc1.2-1.1ubuntu1.20.04.1",
      "fix": "libspeex1 1.2~rc1.2-1.1ubuntu1.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libspeex1-1.2-rc1.2-1.1ubuntu1.20.04.1",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libspeex1",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "1.2~rc1.2-1.1ubuntu3",
      "fix": "libspeex1 1.2~rc1.2-1.1ubuntu3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libspeex1-1.2-rc1.2-1.1ubuntu3",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libspeexdsp1",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.2~rc1.2-1ubuntu2.1",
      "fix": "libspeexdsp1 1.2~rc1.2-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libspeexdsp1-1.2-rc1.2-1ubuntu2.1",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libspeexdsp1",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1.2~rc1.2-1.1ubuntu1.20.04.1",
      "fix": "libspeexdsp1 1.2~rc1.2-1.1ubuntu1.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libspeexdsp1-1.2-rc1.2-1.1ubuntu1.20.04.1",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libspeexdsp1",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "1.2~rc1.2-1.1ubuntu3",
      "fix": "libspeexdsp1 1.2~rc1.2-1.1ubuntu3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libspeexdsp1-1.2-rc1.2-1.1ubuntu3",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "1.2~rc1.2-2",
      "fix": "DEBIAN-CVE-2020-23903",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2020-23903",
      "released": "2021-11-10T22:15:11Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "1.2~rc1.2-2",
      "fix": "DEBIAN-CVE-2020-23903",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2020-23903",
      "released": "2021-11-10T22:15:11Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "Debian 14",
      "fixedVersion": "1.2~rc1.2-2",
      "fix": "DEBIAN-CVE-2020-23903",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2020-23903",
      "released": "2021-11-10T22:15:11Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "RHEL 9",
      "fixedVersion": "0:1.2.0-11.el9",
      "fix": "RHSA-2022:7979",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-7979",
      "released": "2022-11-15T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.2~rc1.2-1ubuntu2.1",
      "fix": "speex 1.2~rc1.2-1ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-speex-1.2-rc1.2-1ubuntu2.1",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1.2~rc1.2-1.1ubuntu1.20.04.1",
      "fix": "speex 1.2~rc1.2-1.1ubuntu1.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-speex-1.2-rc1.2-1.1ubuntu1.20.04.1",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "1.2~rc1.2-1.1ubuntu3",
      "fix": "speex 1.2~rc1.2-1.1ubuntu3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-speex-1.2-rc1.2-1.1ubuntu3",
      "released": "2021-11-10T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "almalinux 9",
      "fixedVersion": "1.2.0-11.el9",
      "fix": "ALSA-2022:7979",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-7979",
      "released": "2022-11-15T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "ol 9",
      "fixedVersion": "0:1.2.0-11.el9",
      "fix": "ELSA-2022-7979",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-7979",
      "released": "2022-11-22T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "speex",
      "release": "rocky 9",
      "fixedVersion": "0:1.2.0-11.el9",
      "fix": "RLSA-2022:7979",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2022-7979",
      "released": "2022-11-15T06:12:44Z"
    },
    {
      "platform": "linux",
      "product": "speex-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:1.2.0-11.el9",
      "fix": "RHSA-2022:7979",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-7979",
      "released": "2022-11-15T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "speex-devel",
      "release": "almalinux 9",
      "fixedVersion": "1.2.0-11.el9",
      "fix": "ALSA-2022:7979",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-7979",
      "released": "2022-11-15T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "speex-devel",
      "release": "ol 9",
      "fixedVersion": "0:1.2.0-11.el9",
      "fix": "ELSA-2022-7979",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-7979",
      "released": "2022-11-22T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}