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Status published
Medium
CVE-2021-36978
QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a...
Vulnerability Description
QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (called from Pl_AES_PDF::flush and Pl_AES_PDF::finish) when a certain downstream write fails.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/qpdf/qpdf/issues/492
- https://github.com/qpdf/qpdf/commit/dc92574c10f3e2516ec6445b88c5d584f40df4e5
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qpdf/OSV-2020-2245.yaml
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262
- https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html
- https://security.gentoo.org/glsa/202401-20
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Affected Vendor
qpdf project
View all reports →Affected Software
qpdf
Vulnerable Versions:
9.0.0, 10.0.0
Timeline
Official Publish:
July 20th, 2021
Last Modified:
October 15th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.