CVE-2020-36328
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.
Key facts
- CVSS score
- 9.8 (v3.1)
- Severity
- CRITICAL
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
- CWE-787
- EPSS score
- 2.7% (85th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2020-23865)
- Published
- May 21, 2021
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2020-23865 in the EU Vulnerability Database. Last updated in EUVD on August 4, 2024.
View on the EU Vulnerability DatabaseAffected products
- apple / ipados
- apple / iphone os
- debian / debian linux
- debian / debian linux
- netapp / ontap select deploy administration utility
- redhat / enterprise linux
- redhat / enterprise linux
- webmproject / libwebp
Certified products that may be affected
23 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- Red Hat Enterprise Linux 8 NSS Cryptographic Module - Red Hat, Inc. - FIPS 140 5513 - active
- Red Hat Enterprise Linux 8 Kernel Cryptographic API - Red Hat, LLC - FIPS 140 5461 - active
- Red Hat Enterprise Linux 8 Kernel Cryptographic API - Red Hat, Inc. - FIPS 140 5089 - active
- Red Hat Enterprise Linux 8 OpenSSL Cryptographic Module - Red Hat®, Inc. - FIPS 140 4642 - historical
- Red Hat Enterprise Linux 8 NSS Cryptographic Module - Red Hat®, Inc. - FIPS 140 4458 - historical
See all 23 in the Security Certifications Explorer.
References
- http://seclists.org/fulldisclosure/2021/Jul/54(Mailing List, Third Party Advisory)
- https://bugzilla.redhat.com/show_bug.cgi?id=1956829(Issue Tracking, Patch, Release Notes, Third Party Advisory)
- https://lists.debian.org/debian-lts-announce/2021/06/msg00005.html(Mailing List, Third Party Advisory)
- https://lists.debian.org/debian-lts-announce/2021/06/msg00006.html(Mailing List, Third Party Advisory)
- https://security.netapp.com/advisory/ntap-20211112-0001/(Third Party Advisory)
- https://support.apple.com/kb/HT212601(Third Party Advisory)
- https://www.debian.org/security/2021/dsa-4930(Third Party Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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