CVE-2020-15999: Google Chrome FreeType Heap Buffer Overflow Vulnerability
Google Chrome uses FreeType, an open-source software library to render fonts, which contains a heap buffer overflow vulnerability in the function Load_SBit_Png when processing PNG images embedded into fonts. This vulnerability is part of an exploit chain with CVE-2020-17087 on Windows and CVE-2020-16010 on Android.
| Vendor | |
|---|---|
| Product | Chrome FreeType |
| Date added to KEV | 2021-11-03 |
| Due date (BOD 22-01) | 2021-11-17 |
| Known ransomware campaign use | Unknown |
| CWE | CWE-787 |
| Required action | Apply updates per vendor instructions. |
What to do
- Identify every instance of Google Chrome FreeType in your environment (asset inventory, EDR, vulnerability scanner).
- Apply CISA's required action: Apply updates per vendor instructions.
- Federal civilian agencies must act by 2021-11-17 under BOD 22-01; other organizations can use the same date as a target.
- Check the vendor advisory and NVD entry linked below for affected versions, then record the fix in your change log.
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Sources
- NVD entry for CVE-2020-15999 (severity scores, if any, live there)
- CISA KEV catalog entry
- https://nvd.nist.gov/vuln/detail/CVE-2020-15999