Buffer Overflow Affecting libreoffice-impress package, versions <1:7.1.8.1-15.el9_8.3


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.19% (8th percentile)

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  • Snyk IDSNYK-RHEL9-LIBREOFFICEIMPRESS-20878310
  • published13 Oct 2026
  • disclosed22 Sept 2026

Introduced: 22 Sep 2026

NewCVE-2026-63274  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade RHEL:9 libreoffice-impress to version 1:7.1.8.1-15.el9_8.3 or higher.
This issue was patched in RHSA-2026:82013.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libreoffice-impress package and not the libreoffice-impress package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

LibreOffice Draw can import PDF documents. A heap buffer overflow existed when importing a stream object. The length of the stream was taken from the object's own dictionary and was not checked against the number of bytes actually present, so copying the stream read and wrote past the end of the buffer holding it. In fixed versions the declared length is clamped to the bytes actually read.

CVSS Base Scores

version 3.1