CVE-2020-36328
Public on 2021-05-21
Modified on 2025-04-21
Description
A flaw was found in libwebp in versions before 1.0.1. A heap-based buffer overflow in function WebPDecodeRGBInto is possible due to an invalid check for buffer size. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Severity
Critical
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | libwebp | 2021-09-02 | ALAS-2021-1530 | Fixed |
| Amazon Linux 2 - Core | libwebp | 2021-07-01 | ALAS2-2021-1676 | Fixed |
| Amazon Linux 2 - Core | qt5-qtimageformats | 2021-07-01 | ALAS2-2021-1679 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | CVSSv2 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| NVD | CVSSv3 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |