CVE-2026-8356 Stack buffer overflow in PPT presentation import

LibreOffice can import presentations in the legacy binary PPT format. A stack buffer overflow existed when importing a colour-replacement record. Two fixed-size colour tables were filled from the file, but the write position was not reset between the two passes over the record, so a file whose...

CVE-2026-8356

LibreOffice can import presentations in the legacy binary PPT format. A stack buffer overflow existed when importing a colour-replacement record. Two fixed-size colour tables were filled from the file, but the write position was not reset between the two passes over the record, so a file whose...

PT-2026-49266

Name of the Vulnerable Software and Affected Versions LibreOffice affected versions not specified Description A stack buffer overflow occurs when importing presentations in the legacy binary PPT format. The issue arises during the import of a colour-replacement record where two fixed-size colour...

Linux Distros Unpatched Vulnerability : CVE-2026-8356

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - LibreOffice can import presentations in the legacy binary PPT format. A stack buffer overflow existed when importing a colour-replacement record. Two fixed-size...

Ascensio System ONLYOFFICE Document Server 安全漏洞

ONLYOFFICE Document Server is a free collaborative online office suite that includes viewers and editors for text, spreadsheets and presentations. A file extension handling vulnerability exists in the ONLYOFFICE DocumentServer core module, which can be exploited by an attacker to remotely execute...