CVE-2021-3482

Description

A flaw was found in Exiv2 in versions before and including 0.27.4-RC1. Improper input validation of the rawData.size property in Jp2Image::readMetadata() in jp2image.cpp can lead to a heap-based buffer overflow via a crafted JPG image containing malicious EXIF data.

Categories

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.20%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org
Affected: n/a exiv2
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1946314 patch third party advisory issue tracking
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2XQT5F5IINTDYDAFGVGQZ7PMMLG7I5ZZ/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2A5GMJEXQ5Q76JK6F6VKK5JYCLVFGKN/ vendor advisory
https://www.debian.org/security/2021/dsa-4958 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-3482?
CVE-2021-3482 has been scored as a medium severity vulnerability.
How to fix CVE-2021-3482?
To fix CVE-2021-3482, 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-2021-3482 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-3482 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-3482?
CVE-2021-3482 affects n/a exiv2.
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