OpenSSL Vulnerability: Arbitrary Code Execution Risk in PKCS#12 Processing
Summary
ALSA-2026:3042: Moderate: openssl security update. Affects openssl versions < 1:1.1.1k-15.el8_6. Fixed in 1:1.1.1k-15.el8_6. How to fix ↓
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Background
OpenSSL is a widely used toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, along with a comprehensive general-purpose cryptography library. It is essential for secure communications over networks. The affected packages include openssl, openssl-devel, openssl-libs, and openssl-perl, all of which are critical for applications relying on secure data transmission.
Vulnerability Detail
The vulnerability arises from an out-of-bounds write in the PKCS#12 processing component of OpenSSL, identified as CVE-2025-69419. This flaw can lead to arbitrary code execution, allowing attackers to exploit the vulnerability to execute malicious code on affected systems. The implications of this vulnerability are significant, as it can compromise the integrity and confidentiality of data handled by applications using the affected OpenSSL packages.
How To Fix
Minimum fixed version
1:1.1.1k-15.el8_6
This is the first release that contains the fix.
sudo dnf update opensslTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If immediate patching is not feasible, consider temporarily disabling the use of PKCS#12 processing in your applications until the update can be applied. This may involve configuring your application settings or code to bypass this functionality.
Conclusion
The OpenSSL vulnerability identified as CVE-2025-69419 poses a significant risk due to its potential for arbitrary code execution. It is crucial for users of the affected packages to update to the patched version to ensure the security of their systems. Utilizing tools like Vulert can help in monitoring and managing vulnerabilities effectively.
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FAQ
The vulnerability allows for arbitrary code execution due to an out-of-bounds write in PKCS#12 processing.
All versions prior to 1:1.1.1k-15.el8_6 are affected by this vulnerability.
You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
Exploitation of this vulnerability can lead to unauthorized code execution, potentially compromising system security and data integrity.
Yes, Vulert can monitor and alert you in real-time for open-source vulnerabilities using just a manifest file like package-lock.json.
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