CVE-2021-30849

NameCVE-2021-30849
DescriptionMultiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, watchOS 8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, iTunes 12.12 for Windows. 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 code/issues, web search, more)
ReferencesDSA-4975-1, DSA-4976-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
webkit2gtk (PTS)stretch2.18.6-1~deb9u1vulnerable
buster2.32.4-1~deb10u1fixed
buster (security)2.34.1-1~deb10u1fixed
bullseye2.32.4-1~deb11u1fixed
bullseye (security)2.34.1-1~deb11u1fixed
bookworm, sid2.34.2-1fixed
wpewebkit (PTS)bullseye2.32.4-1~deb11u1fixed
bullseye (security)2.34.1-1~deb11u1fixed
bookworm, sid2.34.2-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
webkit2gtksourcebuster2.32.4-1~deb10u1DSA-4975-1
webkit2gtksourcebullseye2.32.4-1~deb11u1DSA-4975-1
webkit2gtksource(unstable)2.32.4-1
wpewebkitsourcebullseye2.32.4-1~deb11u1DSA-4976-1
wpewebkitsource(unstable)2.32.4-1

Notes

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

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