CVEvulnerability
CVE-2021-36978
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-07-20
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-787
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.
Affected configurations
• qpdf project qpdf (>= 9.0.0 <= 9.1.1)
• qpdf project qpdf (>= 10.0.0 <= 10.0.4)
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262 Patch, Third Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qpdf/OSV-2020-2245.yaml Third Party Advisory
- https://github.com/qpdf/qpdf/commit/dc92574c10f3e2516ec6445b88c5d584f40df4e5 Patch, Third Party Advisory
- https://github.com/qpdf/qpdf/issues/492 github.com
- https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html lists.debian.org
- https://security.gentoo.org/glsa/202401-20 security.gentoo.org
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262 Patch, Third Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qpdf/OSV-2020-2245.yaml Third Party Advisory
- https://github.com/qpdf/qpdf/commit/dc92574c10f3e2516ec6445b88c5d584f40df4e5 Patch, Third Party Advisory
- https://github.com/qpdf/qpdf/issues/492 github.com
- https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html lists.debian.org
- https://security.gentoo.org/glsa/202401-20 security.gentoo.org