CVE-2021-30846

NameCVE-2021-30846
DescriptionA memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing maliciously crafted web content may lead to arbitrary code execution.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDSA-4995-1, DSA-4996-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
webkit2gtk (PTS)buster2.36.4-1~deb10u1fixed
buster (security)2.36.7-1~deb10u1fixed
bullseye (security), bullseye2.36.7-1~deb11u1fixed
bookworm2.36.7-1fixed
sid2.38.0-1fixed
wpewebkit (PTS)bullseye (security), bullseye2.36.7-1~deb11u1fixed
bookworm, sid2.38.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
webkit2gtksourcebuster2.34.1-1~deb10u1DSA-4995-1
webkit2gtksourcebullseye2.34.1-1~deb11u1DSA-4995-1
webkit2gtksource(unstable)2.34.0-1
wpewebkitsourcebullseye2.34.1-1~deb11u1DSA-4996-1
wpewebkitsource(unstable)2.34.1-1

Notes

[stretch] - webkit2gtk <ignored> (Not covered by security support in stretch)
https://webkitgtk.org/security/WSA-2021-0006.html

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