Incorrect Calculation Affecting expat package, versions <0:2.2.5-4.el8_5.3
Snyk CVSS
Attack Complexity
Low
Confidentiality
High
Integrity
High
Availability
High
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Test your applications- Snyk ID SNYK-CENTOS8-EXPAT-2360498
- published 25 Jan 2022
- disclosed 17 Jan 2022
How to fix?
Upgrade Centos:8
expat
to version 0:2.2.5-4.el8_5.3 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream expat
package and not the expat
package as distributed by Centos:8
.
See How to fix?
for Centos:8
relevant fixed versions and status.
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).