CVE-2021-3508

Public Exploit

Description

A flaw was found in PDFResurrect in version 0.22b. There is an infinite loop in get_xref_linear_skipped() in pdf.c via a crafted PDF file.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.32%
Third-Party Advisory redhat.com Third-Party Advisory github.com
Affected: n/a PDFResurrect
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1951198 issue tracking third party advisory patch
https://github.com/enferex/pdfresurrect/issues/17 exploit third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-3508?
CVE-2021-3508 has been scored as a medium severity vulnerability.
How to fix CVE-2021-3508?
To fix CVE-2021-3508, 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-2021-3508 being actively exploited in the wild?
It is possible that CVE-2021-3508 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.
What software or system is affected by CVE-2021-3508?
CVE-2021-3508 affects n/a PDFResurrect.
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