CVE-2017-18233

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-03-15 · updated 2026-06-17
Weakness: CWE-190

Description

An issue was discovered in Exempi before 2.4.4. Integer overflow in the Chunk class in XMPFiles/source/FormatSupport/RIFF.cpp allows remote attackers to cause a denial of service (infinite loop) via crafted XMP data in a .avi file.

Affected products

Canonical Ubuntu Linux: 14.04, 16.04, 17.10
Debian Linux: 7.0
Exempi Project Exempi: before 2.4.4 — fixed in 2.4.4

How to fix

Upgrade to a fixed version: Exempi Project Exempi 2.4.4. Check the vendor advisory for mitigations.

References

https://access.redhat.com/errata/RHSA-2019:2048
https://bugs.freedesktop.org/show_bug.cgi?id=102151
https://cgit.freedesktop.org/exempi/commit/?id=65a8492832b7335ffabd01f5f64d89dec757c260
https://lists.debian.org/debian-lts-announce/2018/03/msg00013.html
https://usn.ubuntu.com/3668-1/
https://access.redhat.com/errata/RHSA-2019:2048
https://bugs.freedesktop.org/show_bug.cgi?id=102151
https://cgit.freedesktop.org/exempi/commit/?id=65a8492832b7335ffabd01f5f64d89dec757c260
https://lists.debian.org/debian-lts-announce/2018/03/msg00013.html
https://usn.ubuntu.com/3668-1/

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