CVE-2023-7258: Denial-of-Service in Gvisor
First published: Wed May 15 2024(Updated: )
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
Credit: cve-coordination@google.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| gVisor | <6a112c60a257dadac59962e0bc9e9b5aee70b5b6 |
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Frequently Asked Questions
What is the severity of CVE-2023-7258?
CVE-2023-7258 is classified as a denial of service vulnerability that could lead to a panic in Gvisor Sandbox.
How do I fix CVE-2023-7258?
To fix CVE-2023-7258, upgrade to a version of Gvisor that is past commit 6a112c60a.
Who is affected by CVE-2023-7258?
CVE-2023-7258 affects installations of Google gVisor where users have root access and permission to mount volumes.
What could happen if CVE-2023-7258 is exploited?
If exploited, CVE-2023-7258 could allow an attacker to crash the Gvisor Sandbox, resulting in denial of service.
What component of Gvisor is vulnerable in CVE-2023-7258?
CVE-2023-7258 specifically involves a bug in the reference counting code related to mount point tracking.
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