usn-7615-2
Vulnerability from osv_ubuntu
Published
2025-07-07 09:59
Modified
2026-04-27 14:11
Summary
clamav vulnerabilities
Details

USN-7615-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 20.04 LTS.

Original advisory details:

It was discovered that ClamAV incorrectly handled scanning UDF files. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. (CVE-2025-20234)

It was discovered that ClamAV incorrectly handled scanning PDF files. A remote attacker could use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2025-20260)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2025-20234",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2025-20260",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:20.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "clamav",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          },
          {
            "binary_name": "clamav-base",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          },
          {
            "binary_name": "clamav-daemon",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          },
          {
            "binary_name": "clamav-docs",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          },
          {
            "binary_name": "clamav-freshclam",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          },
          {
            "binary_name": "clamav-milter",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          },
          {
            "binary_name": "clamav-testfiles",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          },
          {
            "binary_name": "clamdscan",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          },
          {
            "binary_name": "libclamav12",
            "binary_version": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "clamav",
        "purl": "pkg:deb/ubuntu/clamav@1.4.3+dfsg-0ubuntu0.20.04.1+esm1?arch=source\u0026distro=esm-infra/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.3+dfsg-0ubuntu0.20.04.1+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.101.4+dfsg-1ubuntu1",
        "0.102.1+dfsg-1ubuntu1",
        "0.102.1+dfsg-2ubuntu1",
        "0.102.1+dfsg-2ubuntu2",
        "0.102.2+dfsg-1ubuntu1",
        "0.102.2+dfsg-2ubuntu1",
        "0.102.3+dfsg-0ubuntu0.20.04.1",
        "0.102.4+dfsg-0ubuntu0.20.04.1",
        "0.103.2+dfsg-0ubuntu0.20.04.1",
        "0.103.2+dfsg-0ubuntu0.20.04.2",
        "0.103.5+dfsg-1~20.04.1",
        "0.103.6+dfsg-0ubuntu0.20.04.1",
        "0.103.8+dfsg-0ubuntu0.20.04.1",
        "0.103.9+dfsg-0ubuntu0.20.04.1",
        "0.103.11+dfsg-0ubuntu0.20.04.1",
        "0.103.12+dfsg-0ubuntu0.20.04.1"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-7615-1 fixed several vulnerabilities in ClamAV. This update provides\nthe corresponding update for Ubuntu 20.04 LTS.\n\nOriginal advisory details:\n\n It was discovered that ClamAV incorrectly handled scanning UDF files. A\n remote attacker could possibly use this issue to cause ClamAV to crash,\n resulting in a denial of service. (CVE-2025-20234)\n\n It was discovered that ClamAV incorrectly handled scanning PDF files. A\n remote attacker could use this issue to cause ClamAV to crash, resulting\n in a denial of service, or possibly execute arbitrary code.\n (CVE-2025-20260)\n",
  "id": "USN-7615-2",
  "modified": "2026-04-27T14:11:44Z",
  "published": "2025-07-07T09:59:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7615-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-20234"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-20260"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "clamav vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2025-20234",
    "UBUNTU-CVE-2025-20260"
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.