usn-7638-1
Vulnerability from osv_ubuntu
Published
2025-07-16 21:00
Modified
2026-04-27 14:11
Summary
libmobi vulnerabilities
Details

It was discovered that Libmobi did not correctly handle certain memory operations, which could lead to a buffer overflow. A local attacker could possibly trigger this vulnerability to cause a denial of service. (CVE-2022-1907, CVE-2022-1908)

It was discovered that Libmobi could dereference a NULL pointer via the component mobi_buffer_getpointer. A local attacker could possibly trigger this vulnerability to cause a denial of service. (CVE-2022-29788)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2022-1907",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-1908",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-29788",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:22.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libmobi-tools",
            "binary_version": "0.9+dfsg1-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libmobi0",
            "binary_version": "0.9+dfsg1-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "libmobi",
        "purl": "pkg:deb/ubuntu/libmobi@0.9+dfsg1-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9+dfsg1-1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.9+dfsg1-1"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that Libmobi did not correctly handle certain memory\noperations, which could lead to a buffer overflow. A local attacker\ncould possibly trigger this vulnerability to cause a denial of service.\n(CVE-2022-1907, CVE-2022-1908)\n\nIt was discovered that Libmobi could dereference a NULL pointer via the\ncomponent mobi_buffer_getpointer. A local attacker could possibly\ntrigger this vulnerability to cause a denial of service.\n(CVE-2022-29788)",
  "id": "USN-7638-1",
  "modified": "2026-04-27T14:11:44Z",
  "published": "2025-07-16T21:00:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7638-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-1907"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-1908"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-29788"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "libmobi vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2022-1907",
    "UBUNTU-CVE-2022-1908",
    "UBUNTU-CVE-2022-29788"
  ]
}



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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

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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.