CVE-2021-39593

NameCVE-2021-39593
DescriptionAn issue was discovered in swftools through 20200710. A NULL pointer dereference exists in the function swf_FontExtract_DefineFontInfo() located in swftext.c. It allows an attacker to cause Denial of Service.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
swftools (PTS)jessie0.9.2+git20130725-2vulnerable
stretch0.9.2+git20130725-4.1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
swftoolssourcejessie(unfixed)end-of-life
swftoolssource(unstable)(unfixed)

Notes

[stretch] - swftools <no-dsa> (Minor issue)
https://github.com/matthiaskramm/swftools/issues/139

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