CVE-2019-6291

Public Exploit

Description

An issue was discovered in the function expr6 in eval.c in Netwide Assembler (NASM) through 2.14.02. There is a stack exhaustion problem caused by the expr6 function making recursive calls to itself in certain scenarios involving lots of '!' or '+' or '-' characters. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted asm file.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.37%
Vendor Advisory nasm.us
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugzilla.nasm.us/show_bug.cgi?id=3392549 issue tracking exploit vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-6291?
CVE-2019-6291 has been scored as a medium severity vulnerability.
How to fix CVE-2019-6291?
To fix CVE-2019-6291, 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-2019-6291 being actively exploited in the wild?
It is possible that CVE-2019-6291 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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