Summary
Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-56132: In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers.
Fixed packages 4
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2 | expat | 0:2.1.0-15.amzn2.0.7 |
| Amazon Linux · 2 | expat-debuginfo | 0:2.1.0-15.amzn2.0.7 |
| Amazon Linux · 2 | expat-devel | 0:2.1.0-15.amzn2.0.7 |
| Amazon Linux · 2 | expat-static | 0:2.1.0-15.amzn2.0.7 |
Vulnerabilities 1
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Medium 6.9
In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing arra…
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-56132.html