Answer in brief
CVE-2024-32975 records a Medium severity (CVSS 5.9) vulnerability in Envoy crashes in QuicheDataReader::PeekVarInt62Length(). The current sources do not mark it as known exploited. The current feed maps envoyproxy/envoy (generic), envoyproxy/envoy (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps envoyproxy/envoy (generic), envoyproxy/envoy (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| envoyproxy/envoygeneric | >=1.30.0 <=1.30.1 || >=1.29.0 <=1.29.4 || >=1.28.0 <=1.28.3 || <=1.27.5 | = 1.27.5 |
| envoyproxy/envoygeneric | >=0 <=1.27.5 || >=1.28.0 <=1.28.3 || >=1.29.0 <=1.29.4 || >=1.30.0 <=1.30.1 | Not reported |
Published upstream
Jun 4, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 5, 2026
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.
Quoted source text, attributed separately from HOL analysis.