{
  "cveId": "CVE-2023-42363",
  "url": "https://patchblox.com/security/cve/CVE-2023-42363",
  "summary": "CVE-2023-42363 is fixed in 8 products on 1 platform, first by busybox 1:1.36.1-6ubuntu3.1, released November 27, 2023. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "busybox: Fixed use-after-free vulnerability in xasprintf function in xfuncs_printf.c (bsc#1217580)",
  "description": "Fixed use-after-free vulnerability in xasprintf function in xfuncs_printf.c (bsc#1217580)",
  "published": "2023-11-27T14:15:00Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
  "epss": 0.00424,
  "epssPercentile": 0.37021,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "busybox",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "1:1.35.0-4\u002Bdeb12u1",
      "fix": "DEBIAN-CVE-2023-42363",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-42363",
      "released": "2023-11-27T22:15:07Z"
    },
    {
      "platform": "linux",
      "product": "busybox",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "1:1.37.0-1",
      "fix": "DEBIAN-CVE-2023-42363",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-42363",
      "released": "2023-11-27T22:15:07Z"
    },
    {
      "platform": "linux",
      "product": "busybox",
      "release": "Debian 14",
      "fixedVersion": "1:1.37.0-1",
      "fix": "DEBIAN-CVE-2023-42363",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-42363",
      "released": "2023-11-27T22:15:07Z"
    },
    {
      "platform": "linux",
      "product": "busybox",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1:1.36.1-6ubuntu3.1",
      "fix": "busybox 1:1.36.1-6ubuntu3.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-busybox-1-1.36.1-6ubuntu3.1",
      "released": "2023-11-27T15:15:00Z"
    },
    {
      "platform": "linux",
      "product": "busybox",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "busybox 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-busybox-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
      "product": "busybox",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "busybox 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-busybox-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "busybox",
      "release": "opensuse-leap 15.6",
      "fixedVersion": "1.37.0-150500.10.11.1",
      "fix": "SUSE-SU-2025:03271-2",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-03271-2",
      "released": "2025-09-23T14:03:30Z"
    },
    {
      "platform": "linux",
      "product": "busybox",
      "release": "sles 15.6",
      "fixedVersion": "1.37.0-150500.10.11.1",
      "fix": "SUSE-SU-2025:03271-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-03271-1",
      "released": "2025-09-23T14:03:30Z"
    },
    {
      "platform": "linux",
      "product": "busybox",
      "release": "sles 15.7",
      "fixedVersion": "1.37.0-150700.18.4.1",
      "fix": "SUSE-SU-2025:03205-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-03205-1",
      "released": "2025-09-12T15:57:30Z"
    },
    {
      "platform": "linux",
      "product": "busybox-initramfs",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1:1.36.1-6ubuntu3.1",
      "fix": "busybox-initramfs 1:1.36.1-6ubuntu3.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-busybox-initramfs-1-1.36.1-6ubuntu3.1",
      "released": "2023-11-27T15:15:00Z"
    },
    {
      "platform": "linux",
      "product": "busybox-initramfs",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "busybox-initramfs 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-busybox-initramfs-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
      "product": "busybox-initramfs",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "busybox-initramfs 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-busybox-initramfs-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "busybox-links",
      "release": "opensuse-leap 15.6",
      "fixedVersion": "1.37.0-150500.7.7.2",
      "fix": "SUSE-SU-2025:03271-2",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-03271-2",
      "released": "2025-09-23T14:03:30Z"
    },
    {
      "platform": "linux",
      "product": "busybox-static",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1:1.36.1-6ubuntu3.1",
      "fix": "busybox-static 1:1.36.1-6ubuntu3.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-busybox-static-1-1.36.1-6ubuntu3.1",
      "released": "2023-11-27T15:15:00Z"
    },
    {
      "platform": "linux",
      "product": "busybox-static",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "busybox-static 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-busybox-static-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
      "product": "busybox-static",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "busybox-static 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-busybox-static-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "busybox-syslogd",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1:1.36.1-6ubuntu3.1",
      "fix": "busybox-syslogd 1:1.36.1-6ubuntu3.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-busybox-syslogd-1-1.36.1-6ubuntu3.1",
      "released": "2023-11-27T15:15:00Z"
    },
    {
      "platform": "linux",
      "product": "busybox-syslogd",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "busybox-syslogd 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-busybox-syslogd-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
      "product": "busybox-syslogd",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "busybox-syslogd 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-busybox-syslogd-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "trivy",
      "release": "opensuse-leap 15.6",
      "fixedVersion": "0.54.1-bp156.2.3.1",
      "fix": "OPENSUSE-SU-2024:0269-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2024-0269-1",
      "released": "2024-08-30T08:00:45Z"
    },
    {
      "platform": "linux",
      "product": "udhcpc",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1:1.36.1-6ubuntu3.1",
      "fix": "udhcpc 1:1.36.1-6ubuntu3.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-udhcpc-1-1.36.1-6ubuntu3.1",
      "released": "2023-11-27T15:15:00Z"
    },
    {
      "platform": "linux",
      "product": "udhcpc",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "udhcpc 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-udhcpc-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
      "product": "udhcpc",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "udhcpc 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-udhcpc-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "udhcpd",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "1:1.36.1-6ubuntu3.1",
      "fix": "udhcpd 1:1.36.1-6ubuntu3.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-udhcpd-1-1.36.1-6ubuntu3.1",
      "released": "2023-11-27T15:15:00Z"
    },
    {
      "platform": "linux",
      "product": "udhcpd",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "udhcpd 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-udhcpd-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
      "product": "udhcpd",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "1:1.36.1-6ubuntu4",
      "fix": "udhcpd 1:1.36.1-6ubuntu4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-udhcpd-1-1.36.1-6ubuntu4",
      "released": "2026-01-16T01:42:24Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-11T07:45:43Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}