CVE-2021-33294

Public Exploit

Description

In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of service (infinite loop) via crafted file.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://sourceware.org/bugzilla/show_bug.cgi?id=27501 issue tracking exploit
https://sourceware.org/pipermail/elfutils-devel/2021q1/003607.html patch mailing list

Frequently Asked Questions

What is the severity of CVE-2021-33294?
CVE-2021-33294 has been scored as a medium severity vulnerability.
How to fix CVE-2021-33294?
To fix CVE-2021-33294, 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-2021-33294 being actively exploited in the wild?
It is possible that CVE-2021-33294 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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