Vulnerabilities > CVE-2021-36978 - Out-of-bounds Write vulnerability in Qpdf Project Qpdf
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
Part | Description | Count |
---|---|---|
Application | 11 |
Common Weakness Enumeration (CWE)
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262
- https://github.com/qpdf/qpdf/commit/dc92574c10f3e2516ec6445b88c5d584f40df4e5
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qpdf/OSV-2020-2245.yaml
- https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html
- https://github.com/qpdf/qpdf/issues/492
- https://security.gentoo.org/glsa/202401-20