CVE-2015-5479

The ff_h263_decode_mba function in libavcodec/ituh263dec.c in Libav before 11.5 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a file with crafted dimensions.

CVSS v3 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector : AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://lists.opensuse.org/opensuse-updates/2016-06/msg00105.html	Third Party Advisory
http://www.securityfocus.com/bid/75932
http://www.ubuntu.com/usn/USN-2944-1	Third Party Advisory
https://blogs.gentoo.org/ago/2015/07/16/libav-divide-by-zero-in-ff_h263_decode_mba/	Issue Tracking
https://git.libav.org/?p=libav.git%3Ba=commitdiff%3Bh=0a49a62f998747cfa564d98d36a459fe70d3299b
https://libav.org/releases/libav-11.5.changelog	Vendor Advisory
http://lists.opensuse.org/opensuse-updates/2016-06/msg00105.html	Third Party Advisory
http://www.securityfocus.com/bid/75932
http://www.ubuntu.com/usn/USN-2944-1	Third Party Advisory
https://blogs.gentoo.org/ago/2015/07/16/libav-divide-by-zero-in-ff_h263_decode_mba/	Issue Tracking
https://git.libav.org/?p=libav.git%3Ba=commitdiff%3Bh=0a49a62f998747cfa564d98d36a459fe70d3299b
https://libav.org/releases/libav-11.5.changelog	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:ubuntu:ubuntu:12.04:*:lts:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:libav:libav:*:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*

History

No history.

Information

Published : 2016-04-19 14:59

Updated : 2025-04-12 10:46

NVD link : CVE-2015-5479

Mitre link : CVE-2015-5479

CVE.ORG link : CVE-2015-5479

JSON object : View

Products Affected

ubuntu

ubuntu

libav

libav

opensuse

leap

CWE

CWE-189

Numeric Errors

{"id": "CVE-2015-5479", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2016-04-19T14:59:00.140", "references": [{"url": "http://lists.opensuse.org/opensuse-updates/2016-06/msg00105.html", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/75932", "source": "cve@mitre.org"}, {"url": "http://www.ubuntu.com/usn/USN-2944-1", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://blogs.gentoo.org/ago/2015/07/16/libav-divide-by-zero-in-ff_h263_decode_mba/", "tags": ["Issue Tracking"], "source": "cve@mitre.org"}, {"url": "https://git.libav.org/?p=libav.git%3Ba=commitdiff%3Bh=0a49a62f998747cfa564d98d36a459fe70d3299b", "source": "cve@mitre.org"}, {"url": "https://libav.org/releases/libav-11.5.changelog", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-updates/2016-06/msg00105.html", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/75932", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2944-1", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://blogs.gentoo.org/ago/2015/07/16/libav-divide-by-zero-in-ff_h263_decode_mba/", "tags": ["Issue Tracking"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.libav.org/?p=libav.git%3Ba=commitdiff%3Bh=0a49a62f998747cfa564d98d36a459fe70d3299b", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://libav.org/releases/libav-11.5.changelog", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-189"}]}], "descriptions": [{"lang": "en", "value": "The ff_h263_decode_mba function in libavcodec/ituh263dec.c in Libav before 11.5 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a file with crafted dimensions."}, {"lang": "es", "value": "La funci\u00f3n ff_h263_decode_mba en libavcodec/ituh263dec.c en Libav en versiones anteriores a 11.5 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (error de divisi\u00f3n por cero y ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de un archivo con dimensiones manipuladas."}], "lastModified": "2025-04-12T10:46:40.837", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:ubuntu:ubuntu:12.04:*:lts:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "799EB7BF-2E7E-42EF-A5A8-AADE2F003B4B"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libav:libav:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "032D8A36-9593-448C-98B1-8B55D8D712A8", "versionEndIncluding": "11.4"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4863BE36-D16A-4D75-90D9-FD76DB5B48B7"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}