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CVE-2026-12043

Heap double-free in AWS Common Runtime aws-c-http PUBLISHED

Description (CNA)

Improper handling of HPACK dynamic table size updates in the AWS Common Runtime aws-c-http library might allow a remote threat actor operating a server to cause memory corruption on a connecting client application, potentially leading to arbitrary code execution, via a crafted sequence of HTTP/2 HEADERS frames. To remediate this issue, users should upgrade to aws-c-http version 0.11.0.

Affected (CNA)

Vendor / productVersions
AWS / aws-c-httpaffected 0.4.22 through 0.10.15

CWE

CWE-415

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.