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OpenAdvisories
Medium · 5.9 CVE-2024-32975 EUVD-2024-30727

Envoy crashes in QuicheDataReader::PeekVarInt62Length()

Published Jun 4, 2024 · Updated Nov 5, 2026 · Assigned by GitHub_M

Description

Envoy is a cloud-native, open source edge and service proxy. There is a crash at `QuicheDataReader::PeekVarInt62Length()`. It is caused by integer underflow in the `QuicStreamSequencerBuffer::PeekRegion()` implementation.

Affected products

VendorProductAffectedFixed
envoyproxy envoy >= 1.30.0, <= 1.30.1, >= 1.29.0, <= 1.29.4, >= 1.28.0, <= 1.28.3, <= 1.27.5 —

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.

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 ecs-service-connect-agent v1.29.5.0-1.amzn2023 ALAS2023-2024-647

Advisories 1

References