CVE-2017-7870

Description

LibreOffice before 2017-01-02 has an out-of-bounds write caused by a heap-based buffer overflow related to the tools::Polygon::Insert function in tools/source/generic/poly.cxx.

References

Link	Tags
http://www.debian.org/security/2017/dsa-3837	vendor advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=372	vdb entry third party advisory
http://www.securityfocus.com/bid/97671	vdb entry third party advisory
https://access.redhat.com/errata/RHSA-2017:1975	vendor advisory
https://github.com/LibreOffice/core/commit/62a97e6a561ce65e88d4c537a1b82c336f012722	third party advisory patch
http://www.securitytracker.com/id/1039029	vdb entry
http://www.libreoffice.org/about-us/security/advisories/cve-2017-7870/
https://security.gentoo.org/glsa/201706-28	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-7870?: CVE-2017-7870 has been scored as a critical severity vulnerability.
How to fix CVE-2017-7870?: To fix CVE-2017-7870, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-7870 being actively exploited in the wild?: It is possible that CVE-2017-7870 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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Description

Category

CWE-787 – Out-of-bounds Write

References

Frequently Asked Questions