VYPR
Unrated severityNVD Advisory· Published Mar 6, 2023· Updated Mar 6, 2025

CVE-2022-45142

CVE-2022-45142

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.

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Affected products

9

Patches

Vulnerability mechanics

References

2

News mentions

0

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