CVE-2021-41496

Public Exploit

Description

Buffer overflow in the array_from_pyobj function of fortranobject.c in NumPy < 1.19, which allows attackers to conduct a Denial of Service attacks by carefully constructing an array with negative values. NOTE: The vendor does not agree this is a vulnerability; the negative dimensions can only be created by an already privileged user (or internally)

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.03%
Third-Party Advisory github.com Third-Party Advisory oracle.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/numpy/numpy/issues/19000 issue tracking patch exploit third party advisory
https://www.oracle.com/security-alerts/cpujul2022.html third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-41496?
CVE-2021-41496 has been scored as a medium severity vulnerability.
How to fix CVE-2021-41496?
To fix CVE-2021-41496, 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-2021-41496 being actively exploited in the wild?
It is possible that CVE-2021-41496 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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