{
  "cveId": "CVE-2022-39170",
  "url": "https://patchblox.com/security/cve/CVE-2022-39170",
  "summary": "CVE-2022-39170 is fixed in 7 products on 1 platform, first by ALAS2023-2023-093, released February 17, 2023. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libdwarf: Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities:\nCVE-2022-39170:\n\tA double...",
  "description": "Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities:\nCVE-2022-39170:\n\tA double-free vulnerability was found in libdwarf\u0027s dwarf_expand_frame_instructions() function of the dwarf_frame.c file. A carefully crafted object file could cause the \u0027dwarfdump\u0027 utility to do a double free in handling an error condition. This issue could cause a segmentation violation or other major error, terminating the calling application and resulting in a denial of service.",
  "published": "2023-02-17T20:47:00Z",
  "severity": "moderate",
  "epss": 0.01189,
  "epssPercentile": 0.68138,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libdwarf",
      "release": "amzn 2023",
      "fixedVersion": "1:0.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-093",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-093",
      "released": "2023-02-17T20:47:00Z"
    },
    {
      "platform": "linux",
      "product": "libdwarf-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:0.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-093",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-093",
      "released": "2023-02-17T20:47:00Z"
    },
    {
      "platform": "linux",
      "product": "libdwarf-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1:0.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-093",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-093",
      "released": "2023-02-17T20:47:00Z"
    },
    {
      "platform": "linux",
      "product": "libdwarf-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:0.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-093",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-093",
      "released": "2023-02-17T20:47:00Z"
    },
    {
      "platform": "linux",
      "product": "libdwarf-static",
      "release": "amzn 2023",
      "fixedVersion": "1:0.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-093",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-093",
      "released": "2023-02-17T20:47:00Z"
    },
    {
      "platform": "linux",
      "product": "libdwarf-tools",
      "release": "amzn 2023",
      "fixedVersion": "1:0.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-093",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-093",
      "released": "2023-02-17T20:47:00Z"
    },
    {
      "platform": "linux",
      "product": "libdwarf-tools-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:0.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-093",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-093",
      "released": "2023-02-17T20:47:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-10T01:44:33Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}