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xorg-server — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2007-4730

Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X.org X11 server before 1.4 allows local users to execute arbitrary code by copying data from a large pixel depth pixmap into a smaller pixel depth pixmap.

Products
xorg-server
Affected versions
Not specified
Fixed versions
2:1.4-1
CVEs
CVE-2007-4730
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 15:45 UTC · Revision 1

Source evidence

DEBIAN-CVE-2007-4730

core-osv · Original source

Published 11 Sept 2007, 19:17 UTC

Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X.org X11 server before 1.4 allows local users to execute arbitrary code by copying data from a large pixel depth pixmap into a smaller pixel depth pixmap.

osv:DEBIAN-CVE-2007-4730

xorg-server

Fixed versions: 2:1.4-1

xorg-server

Fixed versions: 2:1.4-1

xorg-server

Fixed versions: 2:1.4-1

Complete source record
{
  "id": "8f2f23dadf87c558bdc3d1e66539d013573f237e7cadd3248c46cd6d74966c14",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2007-4730",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2007-4730",
    "summary": "Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X.org X11 server before 1.4 allows local users to execute arbitrary code by copying data from a large pixel depth pixmap into a smaller pixel depth pixmap.",
    "evidence": "osv:DEBIAN-CVE-2007-4730",
    "products": [
      {
        "name": {
          "value": "xorg-server",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2:1.4-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "xorg-server",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2:1.4-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "xorg-server",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2:1.4-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "DEBIAN-CVE-2007-4730",
      "aliases": [
        "DEBIAN-CVE-2007-4730"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2:1.4-1"
                }
              ]
            }
          ],
          "package": {
            "name": "xorg-server",
            "purl": "pkg:deb/debian/xorg-server?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4730.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2:1.4-1"
                }
              ]
            }
          ],
          "package": {
            "name": "xorg-server",
            "purl": "pkg:deb/debian/xorg-server?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4730.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2:1.4-1"
                }
              ]
            }
          ],
          "package": {
            "name": "xorg-server",
            "purl": "pkg:deb/debian/xorg-server?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4730.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-21T17:47:35.998139991Z",
      "provider": "osv",
      "upstream": [
        "CVE-2007-4730"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2007-4730"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2007-4730",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 398346,
  "published_at": "2007-09-11T19:17:00+00:00"
}