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OpenAdvisories
High · 7.5 CVE-2023-39456 EUVD-2023-43179GHSA-fr7h-j3xj-fvvv

Apache Traffic Server: Malformed http/2 frames can cause an abort

Published Oct 17, 2023 · Updated Jun 12, 2025 · Assigned by apache

Description

Improper Input Validation vulnerability in Apache Traffic Server with malformed HTTP/2 frames.This issue affects Apache Traffic Server: from 9.0.0 through 9.2.2.

Users are recommended to upgrade to version 9.2.3, which fixes the issue.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Traffic Server 9.0.0 – ≤ 9.2.2 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 12 trafficserver 9.2.3+ds-1+deb12u1 —
ReleasePackageFixed inAdvisory
Ubuntu Pro 22.04 LTS trafficserver No fix yet —
ReleasePackageFixed inAdvisory
Alpine v3.24 trafficserver9 9.2.3-r0 —
Alpine v3.23 trafficserver9 9.2.3-r0 —
Alpine v3.22 trafficserver9 9.2.3-r0 —
Alpine v3.21 trafficserver9 9.2.3-r0 —

Advisories 1

References