CVE catalog

CVE-2019-7701

binaryen: CVE-2019-7701

Severity: Medium
Published: Feb 10, 2019, 10:29:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 1.15% · Oct 25, 2026

A heap-based buffer over-read was discovered in wasm::SExpressionParser::skipWhitespace() in wasm-s-parser.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm2js.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	binaryen	sid	`131-2`	fixed
Debian	binaryen	forky	`131-2`	fixed
Debian	binaryen	trixie	`120-4`	fixed
Debian	binaryen	bookworm	`108-1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	binaryen	source	sid	`64-1`	not yet assigned	Not reported	Not reported
Debian	binaryen	source	forky	`64-1`	not yet assigned	Not reported	Not reported
Debian	binaryen	source	trixie	`64-1`	not yet assigned	Not reported	Not reported
Debian	binaryen	source	bookworm	`64-1`	not yet assigned	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[binaryen]Fixed
Details (2)
- 108-1 · amd64 · bookworm
  Fixed · Fixed: 64-1
  dsa · binaryen · debian · bookworm; dsa · binaryen · debian · 12
- 108-1 · arm64 · bookworm
  Fixed · Fixed: 64-1
  dsa · binaryen · debian · bookworm; dsa · binaryen · debian · 12

[Debian 13 (Trixie)]

[binaryen]Fixed
Details (2)
- 120-4 · amd64 · trixie
  Fixed · Fixed: 64-1
  dsa · binaryen · debian · 13
- 120-4 · arm64 · trixie
  Fixed · Fixed: 64-1
  dsa · binaryen · debian · 13

Observed: Oct 23, 2026, 5:45:05 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]