CVE-2021-36978

Published: Jul 20, 2021Modified: Nov 21, 2024

5.5

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploitability: 1.8 / Impact: 3.6

Source: NVD

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 (2)

Products: Qpdf Project: Qpdf

Qpdf Project

1 product

Qpdf

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Qpdf Project Qpdf	From 10.0.0 to 10.0.4
Qpdf Project Qpdf	From 9.0.0 to 9.1.1

Related CWEs

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (12)

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262

Source: cve@mitre.org

PatchThird Party Advisory

https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qpdf/OSV-2020-2245.yaml

Source: cve@mitre.org

Third Party Advisory

https://github.com/qpdf/qpdf/commit/dc92574c10f3e2516ec6445b88c5d584f40df4e5

Source: cve@mitre.org

PatchThird Party Advisory

https://github.com/qpdf/qpdf/issues/492

Source: cve@mitre.org

https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html

Source: cve@mitre.org

https://security.gentoo.org/glsa/202401-20

Source: cve@mitre.org

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28262