Ubuntu 22.04 LTS / 24.04 LTS : LibreOffice vulnerabilities (USN-8868-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8868-1 advisory. It was discovered that LibreOffice incorrectly handled WMF image imports. An attacker could possibly use this issue to cause LibreOffice to...

USN-8868-1 libreoffice vulnerabilities

It was discovered that LibreOffice incorrectly handled WMF image imports. An attacker could possibly use this issue to cause LibreOffice to crash, resulting in a denial of service, or execute arbitrary code. CVE-2026-63272 It was discovered that LibreOffice incorrectly handled PDF document import...

USN-8868-1: LibreOffice vulnerabilities

It was discovered that LibreOffice incorrectly handled WMF image imports. An attacker could possibly use this issue to cause LibreOffice to crash, resulting in a denial of service, or execute arbitrary code. CVE-2026-63272 It was discovered that LibreOffice incorrectly handled PDF document import...

CVE-2026-63276

A flaw was found in LibreOffice. When a user exports a document with crafted embedded fonts to PDF, a stack-based buffer overflow can occur during the conversion of CFF fonts to Type 1 fonts due to improper bounds checking. This issue can cause memory corruption, resulting in an application crash...

SUSE CVE-2026-63275

LibreOffice can read CFF fonts, which may be embedded in documents. A stack buffer overflow existed when reading the hints of a glyph. The number of hints was checked against the wrong bound, so a glyph declaring more hints than the array can hold wrote past its end. In fixed versions the hint...

SUSE CVE-2026-63276

LibreOffice converts CFF fonts to Type 1 when it subsets a font, which happens when a document is exported to PDF, and CFF fonts may be embedded in documents. A stack buffer overflow existed in that conversion. The converted operators were written into a fixed size buffer with no check that they...

Linux Distros Unpatched Vulnerability : CVE-2026-63276

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - LibreOffice converts CFF fonts to Type 1 when it subsets a font, which happens when a document is exported to PDF, and CFF fonts may be embedded in documents. A...

Linux Distros Unpatched Vulnerability : CVE-2026-63275

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - LibreOffice can read CFF fonts, which may be embedded in documents. A stack buffer overflow existed when reading the hints of a glyph. The number of hints was...

DEBIAN-CVE-2026-63276

LibreOffice converts CFF fonts to Type 1 when it subsets a font, which happens when a document is exported to PDF, and CFF fonts may be embedded in documents. A stack buffer overflow existed in that conversion. The converted operators were written into a fixed size buffer with no check that they...

CVE-2026-63276

LibreOffice converts CFF fonts to Type 1 when it subsets a font, which happens when a document is exported to PDF, and CFF fonts may be embedded in documents. A stack buffer overflow existed in that conversion. The converted operators were written into a fixed size buffer with no check that they...

CVE-2026-63275

LibreOffice can read CFF fonts, which may be embedded in documents. A stack buffer overflow existed when reading the hints of a glyph. The number of hints was checked against the wrong bound, so a glyph declaring more hints than the array can hold wrote past its end. In fixed versions the hint...

CVE-2026-63276

LibreOffice converts CFF fonts to Type 1 when it subsets a font, which happens when a document is exported to PDF, and CFF fonts may be embedded in documents. A stack buffer overflow existed in that conversion. The converted operators were written into a fixed size buffer with no check that they...

UBUNTU-CVE-2026-63275

LibreOffice can read CFF fonts, which may be embedded in documents. A stack buffer overflow existed when reading the hints of a glyph. The number of hints was checked against the wrong bound, so a glyph declaring more hints than the array can hold wrote past its end. In fixed versions the hint...

UBUNTU-CVE-2026-63276

LibreOffice converts CFF fonts to Type 1 when it subsets a font, which happens when a document is exported to PDF, and CFF fonts may be embedded in documents. A stack buffer overflow existed in that conversion. The converted operators were written into a fixed size buffer with no check that they...

CVE-2026-63276

LibreOffice converts CFF fonts to Type 1 when it subsets a font, which happens when a document is exported to PDF, and CFF fonts may be embedded in documents. A stack buffer overflow existed in that conversion. The converted operators were written into a fixed size buffer with no check that they...

CVE-2026-63275

LibreOffice can read CFF fonts, which may be embedded in documents. A stack buffer overflow existed when reading the hints of a glyph. The number of hints was checked against the wrong bound, so a glyph declaring more hints than the array can hold wrote past its end. In fixed versions the hint...

CVE-2026-63275: Out-of-bounds Write

LibreOffice can read CFF fonts, which may be embedded in documents. A stack buffer overflow existed when reading the hints of a glyph. The number of hints was checked against the wrong bound, so a glyph declaring more hints than the array can hold wrote past its end. In fixed versions the hint...

CVE-2026-63276: Out-of-bounds Write

LibreOffice converts CFF fonts to Type 1 when it subsets a font, which happens when a document is exported to PDF, and CFF fonts may be embedded in documents. A stack buffer overflow existed in that conversion. The converted operators were written into a fixed size buffer with no check that they...

PT-2026-96705

Name of the Vulnerable Software and Affected Versions LibreOffice affected versions not specified Description A stack buffer overflow occurs during the conversion of CFF fonts to Type 1 fonts, a process that takes place when a document is exported to PDF and CFF fonts are embedded. The issue aris...

PT-2026-96704

Name of the Vulnerable Software and Affected Versions LibreOffice affected versions not specified Description An issue exists when reading CFF Compact Font Format fonts that may be embedded in documents. A stack buffer overflow occurs during the processing of glyph hints because the number of hin...