Flipped Sign Vulnerability in net/tls Package
Summary
GSD-2021-1002016: net/tls: Fix flipped sign in tls_err_abort() calls. Affects Kernel versions >= c46234ebb4d1eee5e09819f49169e51cfc6eb909, < e0cfd5159f314d6b304d030363650b06a2299cbb. No fix is published. How to fix ↓
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Background
The net/tls package is a component of the Linux Kernel, which provides Transport Layer Security (TLS) support for network connections. It is responsible for establishing secure communication channels between network entities. The package includes functions and protocols for encryption, decryption, and authentication. The vulnerability in question arises from a flipped sign in the tls_err_abort() function calls.
Vulnerability Detail
The vulnerability occurs due to a flipped sign in the tls_err_abort() function calls within the net/tls package. This flaw can potentially lead to security issues, although the actual impact and attack plausibility have not been proven yet. The vulnerability was introduced in version v4.17 of the Linux Kernel and has been fixed in version v5.4.157. The specific commit that addresses this issue is e0cfd5159f314d6b304d030363650b06a2299cbb. For more detailed information, please refer to the provided references.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
In conclusion, the net/tls package in the Linux Kernel is affected by a vulnerability that involves flipped sign in tls_err_abort() function calls. The impact and attack plausibility of this vulnerability are yet to be proven. It is recommended to update the Linux Kernel to version v5.4.157 or later to mitigate this issue. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The net/tls package is a component of the Linux Kernel that provides TLS support for network connections.
The impact of this vulnerability is currently unknown, as the actual attack plausibility has not been proven.
To fix this vulnerability, it is recommended to update the Linux Kernel to version v5.4.157 or later.
No specific workaround has been mentioned for this vulnerability.
For more detailed information, please refer to the provided references.
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