CVE-2017-7856

critical

Description

LibreOffice before 2017-03-11 has an out-of-bounds write caused by a heap-based buffer overflow in the SVMConverter::ImplConvertFromSVM1 function in vcl/source/gdi/svmconverter.cxx.

References

http://www.libreoffice.org/about-us/security/advisories/cve-2017-7856/

http://www.securityfocus.com/bid/97667

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=817

https://github.com/LibreOffice/core/commit/28e61b634353110445e334ccaa415d7fb6629d62

Details

Source: MITRE

Published: 2017-04-14

Updated: 2017-11-15

Type: CWE-787

Risk Information

CVSS v2

Base Score: 7.5

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

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL