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WS-2020-0378

Good to know:

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Date: July 30, 2020

HarfBuzz in versions 2.3.0 to 2.7.0 is vulnerable to global-buffer-overflow in OT::VarData::get_scalars, related to src/hb-cff2-interp-cs.hh.

Language: C++

Severity Score

Related Resources (2)

https://github.com/harfbuzz/harfbuzz/commit/efd716de3f4c7616aedd5c449bf8d27d565d4ab6
https://www.mend.io/vulnerability-database/WS-2020-0378

Severity Score

Weakness Type (CWE)

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

CWE-120

Top Fix

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Upgrade to version harfbuzz - 2.7.1

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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