CVE-2018-7731

Public Exploit

Description

An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::VP8XChunk class.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.48%
Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://cgit.freedesktop.org/exempi/commit/?id=aabedb5e749dd59112a3fe1e8e08f2d934f56666 third party advisory patch
https://usn.ubuntu.com/3668-1/ third party advisory vendor advisory
https://bugs.freedesktop.org/show_bug.cgi?id=105247 issue tracking exploit third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BCFXKOOATZ2B5G3G7EBXZWVZHEABN4ZV/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-7731?
CVE-2018-7731 has been scored as a medium severity vulnerability.
How to fix CVE-2018-7731?
To fix CVE-2018-7731, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-7731 being actively exploited in the wild?
It is possible that CVE-2018-7731 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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