CVE-2015-1340: Race condition in github.com/lxc/lxd
Summary
CVE-2015-1340: Race condition in github.com/lxc/lxd. Affects github.com/lxc/lxd versions < 0.0.0-20151004155856-19c6961cc101. Fixed in 0.0.0-20151004155856-19c6961cc101. How to fix ↓
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Background
github.com/lxc/lxd is a Go package that provides a container hypervisor and manager. It allows users to create and manage system containers, providing a lightweight virtualization solution. The package is widely used in various applications and environments.
Vulnerability Detail
The vulnerability (CVE-2015-1340) in github.com/lxc/lxd is a race condition that occurs during a container filesystem shift. This race condition allows a user who can modify the filesystem to chmod an arbitrary path of their choice, instead of the expected path. This can lead to unauthorized access and potential privilege escalation within the container environment.
How To Fix
Minimum fixed version
0.0.0-20151004155856-19c6961cc101
This is the first release that contains the fix.
go get github.com/lxc/lxd@v0.0.0-20151004155856-19c6961cc101Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no specific workaround mentioned for this vulnerability. It is advised to follow the recommended fix and update the package to the latest secure version.
Conclusion
The vulnerability in github.com/lxc/lxd can lead to unauthorized access and privilege escalation within container environments. It is crucial to update the package to the recommended secure version to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for github.com/lxc/lxd →
FAQ
This vulnerability allows a user with filesystem modification privileges to chmod an arbitrary path within the container, potentially leading to unauthorized access and privilege escalation.
Users of applications or systems that utilize the github.com/lxc/lxd package are affected by this vulnerability if they are using a version prior to 0.0.0-20151004155856-19c6961cc101.
There is no known exploit available for this vulnerability at the moment. However, it is important to apply the recommended fix to prevent any potential exploitation.
The only effective mitigation is to update the github.com/lxc/lxd package to the recommended secure version. This will ensure that the race condition issue is resolved and the vulnerability is patched.
You can find more information about this vulnerability in the CVE-2015-1340 entry or the GHSA-8mpq-fmr3-6jxv advisory. Additionally, you can refer to the provided database-specific URLs for further details.
References
Related vulnerabilities
Recent vulnerabilities recorded for github.com/lxc/lxd.
