CVE-2021-36978

Published: 20 July 2021

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.

Priority

Medium

CVSS 3 base score: 5.5

Status

Package Release Status
qpdf
Launchpad, Ubuntu, Debian
Upstream
Released (10.1.0-1)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(10.3.1-1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (9.1.1-1ubuntu0.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (8.0.2-3ubuntu0.1)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (8.0.2-3~16.04.1+esm1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

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