DoS in Gvisor Sandbox due to reference counting bug (root mounts)
CVE-2023-7258 Published on May 15, 2024
Denial-of-Service in Gvisor
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
Vulnerability Analysis
CVE-2023-7258 is exploitable with network access, requires user interaction and a small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2023-7258 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2023-7258
Want to know whenever a new CVE is published for Google Gvisor? stack.watch will email you.
Affected Versions
Google Gvisor:- Version 0b983ff832b175e406f4f9b1a3868457bb1ceb7b and below 6a112c60a257dadac59962e0bc9e9b5aee70b5b6 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.