{
  "cveId": "CVE-2021-41043",
  "url": "https://patchblox.com/security/cve/CVE-2021-41043",
  "summary": "CVE-2021-41043 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2021-41043, released January 5, 2022. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "tcpdump: The tcpdump packages contain the tcpdump utility for monitoring network traffic",
  "description": "The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces.\n\nSecurity Fix(es):\n\n* tcpslice: use-after-free in extract_slice() (CVE-2021-41043)\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.",
  "published": "2022-01-05T12:15:08Z",
  "severity": "Moderate",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
  "epss": 0.00931,
  "epssPercentile": 0.60899,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "tcpdump",
      "release": "RHEL 8",
      "fixedVersion": "14:4.9.3-3.el8_9.1",
      "fix": "RHSA-2024:0769",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-0769",
      "released": "2024-02-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "tcpdump",
      "release": "RHEL 9",
      "fixedVersion": "14:4.99.0-9.el9",
      "fix": "RHSA-2024:2211",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-2211",
      "released": "2024-04-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "tcpdump",
      "release": "almalinux 8",
      "fixedVersion": "14:4.9.3-3.el8_9.1.alma.1",
      "fix": "ALSA-2024:0769",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-0769",
      "released": "2024-02-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "tcpdump",
      "release": "almalinux 9",
      "fixedVersion": "14:4.99.0-9.el9",
      "fix": "ALSA-2024:2211",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-2211",
      "released": "2024-04-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "tcpdump",
      "release": "ol 8",
      "fixedVersion": "14:4.9.3-3.el8_9.1",
      "fix": "ELSA-2024-0769",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-0769",
      "released": "2024-02-13T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "tcpdump",
      "release": "ol 9",
      "fixedVersion": "14:4.99.0-9.el9",
      "fix": "ELSA-2024-2211",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-2211",
      "released": "2024-05-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "tcpdump",
      "release": "rocky 8",
      "fixedVersion": "4:4.9.3-3.el8_9.1",
      "fix": "RLSA-2024:0769",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2024-0769",
      "released": "2024-03-12T15:41:47Z"
    },
    {
      "platform": "linux",
      "product": "tcpdump",
      "release": "rocky 9",
      "fixedVersion": "4:4.99.0-9.el9",
      "fix": "RLSA-2024:2211",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2024-2211",
      "released": "2025-05-07T19:13:09Z"
    },
    {
      "platform": "linux",
      "product": "tcpslice",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "1.5-1",
      "fix": "DEBIAN-CVE-2021-41043",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-41043",
      "released": "2022-01-05T12:15:08Z"
    },
    {
      "platform": "linux",
      "product": "tcpslice",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "1.5-1",
      "fix": "DEBIAN-CVE-2021-41043",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-41043",
      "released": "2022-01-05T12:15:08Z"
    },
    {
      "platform": "linux",
      "product": "tcpslice",
      "release": "Debian 14",
      "fixedVersion": "1.5-1",
      "fix": "DEBIAN-CVE-2021-41043",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-41043",
      "released": "2022-01-05T12:15:08Z"
    }
  ],
  "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"
  }
}