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CVE-2009-0749 (GCVE-0-2009-0749)

Vulnerability from cvelistv5 – Published: 2009-03-02 20:00 – Updated: 2024-08-07 04:48
VLAI
Summary
Use-after-free vulnerability in the GIFReadNextExtension function in lib/pngxtern/gif/gifread.c in OptiPNG 0.6.2 and earlier allows context-dependent attackers to cause a denial of service (application crash) via a crafted GIF image that causes the realloc function to return a new pointer, which triggers memory corruption when the old pointer is accessed.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
URL Tags
http://secunia.com/advisories/34201 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/34259 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/34035 third-party-advisoryx_refsource_SECUNIA
http://www.securityfocus.com/bid/33873 vdb-entryx_refsource_BID
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.vupen.com/english/advisories/2009/0510 vdb-entryx_refsource_VUPEN
http://optipng.sourceforge.net x_refsource_CONFIRM
http://sourceforge.net/tracker/index.php?func=det… x_refsource_CONFIRM
http://secunia.com/advisories/35685 third-party-advisoryx_refsource_SECUNIA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.openwall.com/lists/oss-security/2009/02/24/2 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2009/02/25/4 mailing-listx_refsource_MLIST
http://www.gentoo.org/security/en/glsa/glsa-20090… vendor-advisoryx_refsource_GENTOO
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
Date Public
2009-02-09 00:00
Show details on NVD website
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    "nvd": "{\"cve\":{\"id\":\"CVE-2009-0749\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2009-03-02T20:30:00.217\",\"lastModified\":\"2026-04-23T00:35:47.467\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Use-after-free vulnerability in the GIFReadNextExtension function in lib/pngxtern/gif/gifread.c in OptiPNG 0.6.2 and earlier allows context-dependent attackers to cause a denial of service (application crash) via a crafted GIF image that causes the realloc function to return a new pointer, which triggers memory corruption when the old pointer is accessed.\"},{\"lang\":\"es\",\"value\":\"Vulnerabilidad del tipo \\\"use-after-free\\\" (usar recurso despu\u00e9s de haberlo liberado o destruido) en la funci\u00f3n GIFReadNextExtension en lib/pngxtern/gif/gifread.c en OptiPNG v.0.6.2 y anteriores. Permite a atacantes dependientes del contexto causar una denegaci\u00f3n del servicio (indisponibilidad y ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de una imagen GIF manipulada que provoca que la llamada a la funci\u00f3n realloc devuelva un nuevo puntero, que causa una corrupci\u00f3n de memoria cuando se accede al viejo puntero.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:C/I:C/A:C\",\"baseScore\":9.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":8.6,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":true,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:optipng_project:optipng:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"0.6.2\",\"matchCriteriaId\":\"2D9EBBA0-AD72-4BE3-8C7B-932B5996FB19\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:opensuse:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"10.3\",\"versionEndIncluding\":\"11.1\",\"matchCriteriaId\":\"FF141FBE-4CA5-4695-94A0-8BE1309D28CC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:suse:linux_enterprise:9-11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"170FDFDE-DADB-4CBF-9AB8-3A01C7BA94AB\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00001.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\"]},{\"url\":\"http://optipng.sourceforge.net\",\"source\":\"cve@mitre.org\",\"tags\":[\"Product\"]},{\"url\":\"http://secunia.com/advisories/34035\",\"source\":\"cve@mitre.org\",\"tags\":[\"Broken Link\",\"Vendor Advisory\"]},{\"url\":\"http://secunia.com/advisories/34201\",\"source\":\"cve@mitre.org\",\"tags\":[\"Broken Link\"]},{\"url\":\"http://secunia.com/advisories/34259\",\"source\":\"cve@mitre.org\",\"tags\":[\"Broken Link\"]},{\"url\":\"http://secunia.com/advisories/35685\",\"source\":\"cve@mitre.org\",\"tags\":[\"Broken Link\"]},{\"url\":\"http://sourceforge.net/tracker/index.php?func=detail\u0026aid=2582013\u0026group_id=151404\u0026atid=780913\",\"source\":\"cve@mitre.org\",\"tags\":[\"Issue Tracking\"]},{\"url\":\"http://www.gentoo.org/security/en/glsa/glsa-200903-12.xml\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2009/02/24/2\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2009/02/25/4\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\"]},{\"url\":\"http://www.securityfocus.com/bid/33873\",\"source\":\"cve@mitre.org\",\"tags\":[\"Broken Link\",\"Patch\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.vupen.com/english/advisories/2009/0510\",\"source\":\"cve@mitre.org\",\"tags\":[\"Broken Link\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/48879\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00001.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing 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Link\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/48879\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]}]}}",
    "redhat_vex": {
      "current_release_date": "2025-11-21T13:12:58+00:00",
      "cve": "CVE-2009-0749",
      "id": "CVE-2009-0749",
      "initial_release_date": "2009-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "optipng: memory re-allocation flaw in GIF reader",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-0749.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-05-10T01:25:30Z",
      "cve": "CVE-2009-0749",
      "id": "CVE-2009-0749",
      "initial_release_date": "2023-02-15T06:04:59Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2009-0749",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2009-0749.json",
      "version": "5"
    }
  }
}



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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.


Detection rules are retrieved from Rulezet.


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.