CVE-2018-20030

NameCVE-2018-20030
DescriptionAn error when processing the EXIF_IFD_INTEROPERABILITY and EXIF_IFD_EXIF tags within libexif version 0.6.21 can be exploited to exhaust available CPU resources.
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 (attack range: remote)
Debian Bugs918730

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libexif (PTS)jessie, stretch0.6.21-2vulnerable
buster, sid0.6.21-5.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libexifsource(unstable)0.6.21-5.1high918730

Notes

[stretch] - libexif <no-dsa> (Minor issue)
[jessie] - libexif <no-dsa> (Minor issue)
https://secuniaresearch.flexerasoftware.com/secunia_research/2018-28/
https://github.com/libexif/libexif/commit/6aa11df549114ebda520dde4cdaea2f9357b2c89

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