Low: libpq security update
Summary
ALSA-2023:6429: Low: libpq security update. Affects libpq versions < 13.11-1.el9. Fixed in 13.11-1.el9. How to fix ↓
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Background
The libpq package is the PostgreSQL client library that enables client programs to connect to PostgreSQL servers. It provides essential functionality for establishing and managing connections, executing queries, and retrieving results. The package is widely used in various applications and frameworks that interact with PostgreSQL databases.
Vulnerability Detail
The vulnerability (CVE-2022-41862) in libpq arises when connecting with Kerberos to a modified server. It allows for client memory disclosure, potentially exposing sensitive information to unauthorized parties. This vulnerability can be exploited by an attacker with network access to the affected client application. The impact of this vulnerability can vary depending on the nature of the exposed information and the context in which the client application is used.
How To Fix
Minimum fixed version
13.11-1.el9
This is the first release that contains the fix.
sudo dnf update libpqTip — 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 essential to apply the security update as soon as possible to mitigate the risk of memory disclosure.
Conclusion
The libpq package in AlmaLinux is affected by a low-severity vulnerability that can result in client memory disclosure. To mitigate this risk, it is crucial to update the libpq package to version 13.11-1.el9 or later. Failure to address this vulnerability may expose sensitive information to unauthorized parties. For further support and assistance in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for libpq →
FAQ
libpq is the PostgreSQL client library that allows client programs to connect to PostgreSQL servers and interact with them.
The vulnerability can lead to client memory disclosure, potentially exposing sensitive information to unauthorized parties.
To fix this vulnerability, update the libpq package to version 13.11-1.el9 or later.
No, there is no known workaround for this vulnerability. Applying the security update is the recommended solution.
You can find more information about this vulnerability in the CVE page linked in the References section.
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