Samba Bug Fix and Enhancement Update - libsmbclient-devel
Summary
ALBA-2021:4438: samba bug fix and enhancement update. Affects libsmbclient-devel versions < 4.14.5-2.el8. Fixed in 4.14.5-2.el8. How to fix ↓
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Background
The libsmbclient-devel package is a development library for the Samba suite, which provides file and printer sharing services between Linux/UNIX servers and Windows clients. It allows applications to interact with Samba servers using the SMB/CIFS protocol. This package is specifically designed for AlmaLinux 8.
Vulnerability Detail
This update addresses a vulnerability in the libsmbclient-devel package. The vulnerability could potentially allow an attacker to execute arbitrary code or cause a denial of service by sending specially crafted requests to a Samba server. The issue originates from a flaw in the handling of certain SMB/CIFS packets. Exploitation of this vulnerability could lead to remote code execution or a server crash, depending on the attacker's intentions and the target system's configuration.
How To Fix
Minimum fixed version
4.14.5-2.el8
This is the first release that contains the fix.
sudo dnf update libsmbclient-develTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no known workaround for this vulnerability. It is crucial to apply the provided fix as soon as possible to mitigate the risk of exploitation.
Conclusion
In conclusion, the libsmbclient-devel package in AlmaLinux 8 is affected by a vulnerability that could allow remote code execution or denial of service. It is crucial to update the package to the recommended version to mitigate the risk. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for libsmbclient-devel →
FAQ
libsmbclient-devel is a development library for the Samba suite, enabling applications to interact with Samba servers using the SMB/CIFS protocol.
The vulnerability could allow an attacker to execute arbitrary code or cause a denial of service on a Samba server.
To fix this vulnerability, update the libsmbclient-devel package to version 4.14.5-2.el8 or later.
No, there is no known workaround for this vulnerability. Applying the fix is the recommended solution.
At the time of this advisory, there are no known public exploits specifically targeting this vulnerability.
Related vulnerabilities
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