CVE-2019-15034

hw/display/bochs-display.c in QEMU 4.0.0 does not ensure a sufficient PCI config space allocation, leading to a buffer overflow involving the PCIe extended config space.

CVSS v3 5.8 MEDIUM
CVSS v2.0 4.4 MEDIUM

5.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.0 / Impact : 4.7

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

4.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html
https://lists.gnu.org/archive/html/qemu-devel/2019-08/msg01959.html	Mailing List Patch Third Party Advisory
https://usn.ubuntu.com/4372-1/
https://www.debian.org/security/2020/dsa-4665

Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:4.0.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-03-10 18:15

Updated : 2023-12-10 13:13

NVD link : CVE-2019-15034

Mitre link : CVE-2019-15034

CVE.ORG link : CVE-2019-15034

JSON object : View

Products Affected

qemu

qemu

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2019-15034", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.4, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.8, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 4.7, "exploitabilityScore": 1.0}]}, "published": "2020-03-10T18:15:11.857", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html", "source": "cve@mitre.org"}, {"url": "https://lists.gnu.org/archive/html/qemu-devel/2019-08/msg01959.html", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4372-1/", "source": "cve@mitre.org"}, {"url": "https://www.debian.org/security/2020/dsa-4665", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "hw/display/bochs-display.c in QEMU 4.0.0 does not ensure a sufficient PCI config space allocation, leading to a buffer overflow involving the PCIe extended config space."}, {"lang": "es", "value": "El archivo hw/display/bochs-display.c en QEMU versi\u00f3n 4.0.0, no garantiza una asignaci\u00f3n suficiente de espacio de configuraci\u00f3n PCI, conllevando a un desbordamiento del b\u00fafer que involucra el espacio de configuraci\u00f3n extendido PCIe."}], "lastModified": "2020-05-28T23:15:09.850", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:qemu:qemu:4.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "22ACD7F6-8BB8-4B86-94D0-1C584AB87EEF"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}