CVE-2016-7942 (GCVE-0-2016-7942)

Vulnerability from cvelistv5 – Published: 2016-12-13 20:00 – Updated: 2024-08-06 02:13
VLAI
Summary
The XGetImage function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving image type and geometry, which triggers out-of-bounds read operations.
CWE
  • n/a
References
URL Tags
http://www.securitytracker.com/id/1036945 vdb-entryx_refsource_SECTRACK
https://usn.ubuntu.com/3758-2/ vendor-advisoryx_refsource_UBUNTU
https://security.gentoo.org/glsa/201704-03 vendor-advisoryx_refsource_GENTOO
http://www.securityfocus.com/bid/93363 vdb-entryx_refsource_BID
https://lists.x.org/archives/xorg-announce/2016-O… mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2016/10/04/4 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2016/10/04/2 mailing-listx_refsource_MLIST
https://usn.ubuntu.com/3758-1/ vendor-advisoryx_refsource_UBUNTU
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://cgit.freedesktop.org/xorg/lib/libX11/comm… x_refsource_CONFIRM
Date Public
2016-10-04 00:00
Show details on NVD website

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            "source": "security@opentext.com",
            "url": "http://www.securitytracker.com/id/1036945"
          },
          {
            "source": "security@opentext.com",
            "url": "https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=8ea762f94f4c942d898fdeb590a1630c83235c17"
          },
          {
            "source": "security@opentext.com",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMCVDXMFPXR7QGMKDG22WPPJCXH2X3L7/"
          },
          {
            "source": "security@opentext.com",
            "url": "https://lists.x.org/archives/xorg-announce/2016-October/002720.html"
          },
          {
            "source": "security@opentext.com",
            "url": "https://security.gentoo.org/glsa/201704-03"
          },
          {
            "source": "security@opentext.com",
            "url": "https://usn.ubuntu.com/3758-1/"
          },
          {
            "source": "security@opentext.com",
            "url": "https://usn.ubuntu.com/3758-2/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2016/10/04/2"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2016/10/04/4"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/93363"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securitytracker.com/id/1036945"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=8ea762f94f4c942d898fdeb590a1630c83235c17"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMCVDXMFPXR7QGMKDG22WPPJCXH2X3L7/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://lists.x.org/archives/xorg-announce/2016-October/002720.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201704-03"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://usn.ubuntu.com/3758-1/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://usn.ubuntu.com/3758-2/"
          }
        ],
        "sourceIdentifier": "security@opentext.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-264"
              },
              {
                "lang": "en",
                "value": "CWE-787"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T11:57:04+00:00",
      "cve": "CVE-2016-7942",
      "id": "CVE-2016-7942",
      "initial_release_date": "2016-09-25T00:00:00+00:00",
      "product_status:known_affected": "9",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "libX11: Insufficient validation of server responses in XGetImage()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-7942.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-01T02:11:12Z",
      "cve": "CVE-2016-7942",
      "id": "CVE-2016-7942",
      "initial_release_date": "2023-02-15T04:57:25Z",
      "product_status:known_affected": "72",
      "product_status:recommended": "297",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2016-7942",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-7942.json",
      "version": "14"
    }
  }
}



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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

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.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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