CVE-2021-3548

Description

A flaw was found in dmg2img through 20170502. dmg2img did not validate the size of the read buffer during memcpy() inside the main() function. This possibly leads to memory layout information leaking in the data. This might be used in a chain of vulnerability in order to reach code execution.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.33%
Third-Party Advisory redhat.com
Affected: n/a dmg2img
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1959585 issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-3548?
CVE-2021-3548 has been scored as a high severity vulnerability.
How to fix CVE-2021-3548?
To fix CVE-2021-3548, 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-2021-3548 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-3548 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-2021-3548?
CVE-2021-3548 affects n/a dmg2img.
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