CVE-2023-7258

Denial-of-Service in Gvisor

Description

A denial of service exists in Gvisor Sandbox where a bug in reference counting code in mount point tracking could lead to a panic, making it possible for an attacker running as root and with permission to mount volumes to kill the sandbox. We recommend upgrading past commit 6a112c60a257dadac59962e0bc9e9b5aee70b5b6

Category

4.8
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Affected: Google Gvisor
Published at:
Updated at:

References

Link Tags
https://github.com/google/gvisor/commit/6a112c60a257dadac59962e0bc9e9b5aee70b5b6

Frequently Asked Questions

What is the severity of CVE-2023-7258?
CVE-2023-7258 has been scored as a medium severity vulnerability.
How to fix CVE-2023-7258?
To fix CVE-2023-7258, 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-2023-7258 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-7258 is being actively exploited. 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-2023-7258?
CVE-2023-7258 affects Google Gvisor.
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