OSV-2026-1303

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Import Source
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/readstat/OSV-2026-1303.yaml
JSON Data
https://api.osv.dev/v1/vulns/OSV-2026-1303
Published
2026-09-19T00:19:12Z
Modified
2026-09-19T00:19:12Z
Summary
Heap-buffer-overflow in sas7bdat_parse_all_pages_pass2
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=562985572

Crash type: Heap-buffer-overflow READ 1
Crash state:
sas7bdat_parse_all_pages_pass2
readstat_parse_sas7bdat
fuzz_format_sas7bdat.c
References

Affected packages

OSS-Fuzz / readstat

Package

Name
readstat
Purl
pkg:generic/readstat

Affected ranges

Type
GIT
Repo
https://github.com/WizardMac/ReadStat
Events
Introduced
84c2d6b9886262de3f9f6daab2b593d7ec6ba5d8
Fixed
5850fb57dfc0301f62c745c547763610e5a6c347

Ecosystem specific 

{
    "severity": "MEDIUM"
}

Database specific

introduced_range 
"a2ac26a6ca80680a0ca759cc81e68fdb9f1aadf5:ccf24a68c8072afe260e108eda70e471696c3250"
source 
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/readstat/OSV-2026-1303.yaml"