CVE-2022-32166

ovs - buffer over-read

Description

In ovs versions v0.90.0 through v2.5.0 are vulnerable to heap buffer over-read in flow.c. An unsafe comparison of “minimasks” function could lead access to an unmapped region of memory. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.

Remediation

Solution:

  • Update version to v2.5.1 or later

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.60%
Third-Party Advisory github.com Third-Party Advisory debian.org Third-Party Advisory mend.io
Affected: ovs ovs
Published at:
Updated at:

References

Link Tags
https://www.mend.io/vulnerability-database/CVE-2022-32166 third party advisory
https://github.com/cloudbase/ovs/commit/2ed6505555cdcb46f9b1f0329d1491b75290fc73 third party advisory patch
https://lists.debian.org/debian-lts-announce/2022/10/msg00036.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2022-32166?
CVE-2022-32166 has been scored as a medium severity vulnerability.
How to fix CVE-2022-32166?
To fix CVE-2022-32166: Update version to v2.5.1 or later
Is CVE-2022-32166 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-32166 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-32166?
CVE-2022-32166 affects ovs ovs.
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