Buffer overflow in Freedesktop Poppler

CVE-2019-9903

PDFDoc::markObject in PDFDoc.cc in Poppler 0.74.0 mishandles dict marking, leading to stack consumption in the function Dict::find() located at Dict.cc, which can (for example) be triggered by passing a crafted pdf file to the pdfunite binary.

Vulnerability class: Buffer Overflow

EPSS: 0.023 (81.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-9903?
CVE-2019-9903 is a medium-severity vulnerability in Freedesktop Poppler, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2019-03-21.
How severe is CVE-2019-9903?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2019-9903 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.