What’s Vulnerable › Vulnerabilities

CVE-2020-36328

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-05-21 · updated 2026-06-17
• Weakness: CWE-787

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.

Affected products

• Apple iPadOS: 14.7
• Apple Iphone Os: 14.7
• Debian Linux: 9.0, 10.0
• NetApp ONTAP Select Deploy administration utility: all versions
• Red Hat Enterprise Linux: 7.0, 8.0
• Chromium libwebp: before 1.0.1 — fixed in 1.0.1

How to fix

Upgrade to a fixed version: Chromium libwebp 1.0.1. Check the vendor advisory for mitigations.

References

• http://seclists.org/fulldisclosure/2021/Jul/54
• https://bugzilla.redhat.com/show_bug.cgi?id=1956829
• https://lists.debian.org/debian-lts-announce/2021/06/msg00005.html
• https://lists.debian.org/debian-lts-announce/2021/06/msg00006.html
• https://security.netapp.com/advisory/ntap-20211112-0001/
• https://support.apple.com/kb/HT212601
• https://www.debian.org/security/2021/dsa-4930
• http://seclists.org/fulldisclosure/2021/Jul/54
• https://bugzilla.redhat.com/show_bug.cgi?id=1956829
• https://lists.debian.org/debian-lts-announce/2021/06/msg00005.html
• https://lists.debian.org/debian-lts-announce/2021/06/msg00006.html
• https://security.netapp.com/advisory/ntap-20211112-0001/

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