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CVE-2021-46908 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: bpf: Use correct permission flag for mixed signed bounds arithmetic We forbid adding unknown scalars with mixed signed bounds due to the spectre v1 masking mitigation. Hence this also needs bypass_spec_v1 flag instead of allow_ptr_leaks.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.kernel.org/stable/c/4ccdc6c6cae38b91c871293fb0ed8c6845a61b51 Patch 
https://git.kernel.org/stable/c/4ccdc6c6cae38b91c871293fb0ed8c6845a61b51 Patch 
https://git.kernel.org/stable/c/4f3ff11204eac0ee23acf64deecb3bad7b0db0c6 Patch 
https://git.kernel.org/stable/c/4f3ff11204eac0ee23acf64deecb3bad7b0db0c6 Patch 
https://git.kernel.org/stable/c/9601148392520e2e134936e76788fc2a6371e7be Patch 
https://git.kernel.org/stable/c/9601148392520e2e134936e76788fc2a6371e7be Patch 

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-noinfo Insufficient Information cwe source acceptance level NIST  

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Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-46908
NVD Published Date:
02/27/2024
NVD Last Modified:
11/21/2024
Source:
kernel.org