{
  "cveId": "CVE-2022-44638",
  "url": "https://patchblox.com/security/cve/CVE-2022-44638",
  "summary": "CVE-2022-44638 is fixed in 6 products on 1 platform, first by libpixman-1-0 0.34.0-2ubuntu0.1, released November 2, 2022. It is not reported as exploited. Patch Radar priority: High.",
  "title": "libpixman-1-0: In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_e...",
  "description": "In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_edges_8 due to an integer overflow in pixman_sample_floor_y.",
  "published": "2022-11-02T23:15:00Z",
  "severity": "Medium",
  "cvss": 8.8,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "epss": 0.01913,
  "epssPercentile": 0.79943,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libpixman-1-0",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.34.0-2ubuntu0.1",
      "fix": "libpixman-1-0 0.34.0-2ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libpixman-1-0-0.34.0-2ubuntu0.1",
      "released": "2022-11-02T23:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libpixman-1-0",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.38.4-0ubuntu2.1",
      "fix": "libpixman-1-0 0.38.4-0ubuntu2.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libpixman-1-0-0.38.4-0ubuntu2.1",
      "released": "2022-11-02T23:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libpixman-1-0",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "0.40.0-1ubuntu0.22.04.1",
      "fix": "libpixman-1-0 0.40.0-1ubuntu0.22.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libpixman-1-0-0.40.0-1ubuntu0.22.04.1",
      "released": "2022-11-02T23:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mingw-pixman",
      "release": "rocky 9",
      "fixedVersion": "0:0.42.2-3.el9",
      "fix": "RLSA-2024:2525",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2024-2525",
      "released": "2025-05-07T19:13:05Z"
    },
    {
      "platform": "linux",
      "product": "mingw32-pixman",
      "release": "RHEL 9",
      "fixedVersion": "0:0.42.2-3.el9",
      "fix": "RHSA-2024:2525",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-2525",
      "released": "2024-04-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mingw32-pixman",
      "release": "almalinux 9",
      "fixedVersion": "0.42.2-3.el9",
      "fix": "ALSA-2024:2525",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-2525",
      "released": "2024-04-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mingw32-pixman",
      "release": "ol 9",
      "fixedVersion": "0:0.42.2-3.el9",
      "fix": "ELSA-2024-2525",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-2525",
      "released": "2024-05-03T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mingw64-pixman",
      "release": "RHEL 9",
      "fixedVersion": "0:0.42.2-3.el9",
      "fix": "RHSA-2024:2525",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-2525",
      "released": "2024-04-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mingw64-pixman",
      "release": "almalinux 9",
      "fixedVersion": "0.42.2-3.el9",
      "fix": "ALSA-2024:2525",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-2525",
      "released": "2024-04-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mingw64-pixman",
      "release": "ol 9",
      "fixedVersion": "0:0.42.2-3.el9",
      "fix": "ELSA-2024-2525",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-2525",
      "released": "2024-05-03T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "Debian 11.6 (bullseye)",
      "fixedVersion": "0.40.0-1.1~deb11u1",
      "fix": "DSA-5276-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5276-1",
      "released": "2022-11-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "0.40.0-1.1",
      "fix": "DEBIAN-CVE-2022-44638",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-44638",
      "released": "2022-11-03T06:15:10Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "0.40.0-1.1",
      "fix": "DEBIAN-CVE-2022-44638",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-44638",
      "released": "2022-11-03T06:15:10Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "Debian 14",
      "fixedVersion": "0.40.0-1.1",
      "fix": "DEBIAN-CVE-2022-44638",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-44638",
      "released": "2022-11-03T06:15:10Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "RHEL 8",
      "fixedVersion": "0:0.38.4-3.el8_9",
      "fix": "RHSA-2024:0131",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-0131",
      "released": "2024-01-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "RHEL 9",
      "fixedVersion": "0:0.40.0-6.el9_3",
      "fix": "RHSA-2023:7754",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-7754",
      "released": "2023-12-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "almalinux 8",
      "fixedVersion": "0.38.4-3.el8_9",
      "fix": "ALSA-2024:0131",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-0131",
      "released": "2024-01-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "almalinux 9",
      "fixedVersion": "0.40.0-6.el9_3",
      "fix": "ALSA-2023:7754",
      "url": "https://patchblox.com/security/fix/linux/alsa-2023-7754",
      "released": "2023-12-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "ol 8",
      "fixedVersion": "0:0.38.4-3.el8_9",
      "fix": "ELSA-2024-0131",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-0131",
      "released": "2024-01-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "ol 9",
      "fixedVersion": "0:0.40.0-6.el9_3",
      "fix": "ELSA-2023-7754",
      "url": "https://patchblox.com/security/fix/linux/elsa-2023-7754",
      "released": "2023-12-13T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman",
      "release": "rocky 9",
      "fixedVersion": "0:0.40.0-6.el9_3",
      "fix": "RLSA-2023:7754",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2023-7754",
      "released": "2026-03-18T06:04:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:0.38.4-3.el8_9",
      "fix": "RHSA-2024:0131",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-0131",
      "released": "2024-01-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:0.40.0-6.el9_3",
      "fix": "RHSA-2023:7754",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-7754",
      "released": "2023-12-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman-devel",
      "release": "almalinux 8",
      "fixedVersion": "0.38.4-3.el8_9",
      "fix": "ALSA-2024:0131",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-0131",
      "released": "2024-01-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman-devel",
      "release": "almalinux 9",
      "fixedVersion": "0.40.0-6.el9_3",
      "fix": "ALSA-2023:7754",
      "url": "https://patchblox.com/security/fix/linux/alsa-2023-7754",
      "released": "2023-12-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman-devel",
      "release": "ol 8",
      "fixedVersion": "0:0.38.4-3.el8_9",
      "fix": "ELSA-2024-0131",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-0131",
      "released": "2024-01-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "pixman-devel",
      "release": "ol 9",
      "fixedVersion": "0:0.40.0-6.el9_3",
      "fix": "ELSA-2023-7754",
      "url": "https://patchblox.com/security/fix/linux/elsa-2023-7754",
      "released": "2023-12-13T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}