CVE-2020-36330

NameCVE-2020-36330
DescriptionA flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkVerifyAndAssign. The highest threat from this vulnerability is to data confidentiality and to the service availability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2677-1, DSA-4930-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libwebp (PTS)stretch0.5.2-1vulnerable
stretch (security)0.5.2-1+deb9u1fixed
buster, buster (security)0.6.1-2+deb10u1fixed
bullseye, sid0.6.1-2.1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libwebpsourcestretch0.5.2-1+deb9u1DLA-2677-1
libwebpsourcebuster0.6.1-2+deb10u1DSA-4930-1
libwebpsource(unstable)0.6.1-2.1

Notes

https://bugs.chromium.org/p/webp/issues/detail?id=386
https://chromium.googlesource.com/webm/libwebp/+/2c70ad76c94db5427d37ab4b85dc89b94dd75e01

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