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CVE-2022-45142
Published: Mar 6, 2023
Modified: Mar 6, 2025
PUBLISHED
Description
The fix for CVE-2022-3437 included changing memcmp to be constant time and a workaround for a compiler bug by adding "!= 0" comparisons to the result of memcmp. When these patches were backported to the heimdal-7.7.1 and heimdal-7.8.0 branches (and possibly other branches) a logic inversion sneaked in causing the validation of message integrity codes in gssapi/arcfour to be inverted.
| Vendor | Product | Versions |
|---|---|---|
n/a | Samba | affected unknown |
Weaknesses (CWE)
References
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