OSV-2026-718

See a problem?
Import Source
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/md4c/OSV-2026-718.yaml
JSON Data
https://api.osv.dev/v1/vulns/OSV-2026-718
Published
2026-05-12T00:14:15.556208Z
Modified
2026-05-12T00:14:15.556499Z
Summary
Heap-buffer-overflow in md_parse
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511825301

Crash type: Heap-buffer-overflow READ 1
Crash state:
md_parse
md_html
fuzz-mdhtml.c
References

Affected packages

OSS-Fuzz / md4c

Package

Name
md4c
Purl
pkg:generic/md4c

Affected ranges

Type
GIT
Repo
https://github.com/mity/md4c
Events

Ecosystem specific

{
    "severity": "MEDIUM"
}

Database specific

source
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/md4c/OSV-2026-718.yaml"
introduced_range
"07712a59a4cdb66170d608125ce3a191ffa3d4c7:345666722d965072c2c94bbb08b2ae91385c1592"
fixed_range
"345666722d965072c2c94bbb08b2ae91385c1592:4f0b252c8e8952d53156949777ebfe3f9355def3"