CVE-2020-36430: Buffer Overflow

Published Jul 20, 2021
·
Updated

libass 0.15.x before 0.15.1 has a heap-based buffer overflow in decodechars (called from decodefont and processtext) because the wrong integer data type is used for subtraction.

Affected Software

2 affected components
Libass Project Libass>=0.15.0<0.15.1
Fedoraproject Fedora=34

Event History

Jul 20, 2021
CVE Published
via MITRE·06:47 AM
Data Sourced
via MITRE·06:47 AM
Description
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Frequently Asked Questions

1

What is CVE-2020-36430?

CVE-2020-36430 is a vulnerability in libass 0.15.x before 0.15.1 that allows for a heap-based buffer overflow.

2

How severe is CVE-2020-36430?

CVE-2020-36430 has a severity rating of 7.8 (High).

3

Which software versions are affected by CVE-2020-36430?

Versions 0.15.0 and earlier of libass are affected by CVE-2020-36430.

4

How can I fix CVE-2020-36430?

To fix CVE-2020-36430, update libass to version 0.15.1 or later.

5

Where can I find more information about CVE-2020-36430?

You can find more information about CVE-2020-36430 at the following references: [1], [2], [3].

Contact

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