DescriptionIn Rubyzip before 1.3.0, a crafted ZIP file can bypass application checks on ZIP entry sizes because data about the uncompressed size can be spoofed. This allows attackers to cause a denial of service (disk consumption).
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)
NVD severityhigh
Debian Bugs941222

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ruby-zip (PTS)stretch1.2.0-1.1vulnerable
stretch (security)1.2.0-1.1+deb9u1vulnerable
bookworm, sid, bullseye2.0.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[buster] - ruby-zip <no-dsa> (Minor issue)
[stretch] - ruby-zip <no-dsa> (Minor issue)
[jessie] - ruby-zip <postponed> (Minor issue, zip bomb non-default mitigation)

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