feat(checker): add libreoffice checker (#4784)

Signed-off-by: Fabrice Fontaine <[email protected]>

Author: ffontaine

cve_bin_tool/checkers/__init__.py

@@ -198,6 +198,7 @@
     "libopenmpt",
     "libpcap",
     "libraw",
+    "libreoffice",
     "librsvg",
     "librsync",
     "libsamplerate",

cve_bin_tool/checkers/libreoffice.py

@@ -0,0 +1,20 @@
+# Copyright (C) 2025 Orange
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+
+"""
+CVE checker for libreoffice
+
+https://www.cvedetails.com/product/21008/Libreoffice-Libreoffice.html?vendor_id=11439
+
+"""
+from __future__ import annotations
+
+from cve_bin_tool.checkers import Checker
+
+
+class LibreofficeChecker(Checker):
+    CONTAINS_PATTERNS: list[str] = []
+    FILENAME_PATTERNS: list[str] = []
+    VERSION_PATTERNS = [r"libreoffice-([0-9]+\.[0-9]+\.[0-9]+(\.[0-9]+)?)"]
+    VENDOR_PRODUCT = [("libreoffice", "libreoffice")]

test/condensed-downloads/libreoffice-base-6.3.2.2-r3.apk.tar.gz

@@ -0,0 +1,24 @@
+# Copyright (C) 2025 Orange
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+mapping_test_data = [
+    {
+        "product": "libreoffice",
+        "version": "6.1.5",
+        "version_strings": ["libreoffice-6.1.5"],
+    }
+]
+package_test_data = [
+    {
+        "url": "http://ftp.debian.org/debian/pool/main/libr/libreoffice/",
+        "package_name": "libreoffice-base-core_6.1.5-3+deb10u7_amd64.deb",
+        "product": "libreoffice",
+        "version": "6.1.5",
+    },
+    {
+        "url": "https://dl-cdn.alpinelinux.org/alpine/v3.11/community/x86/",
+        "package_name": "libreoffice-base-6.3.2.2-r3.apk",
+        "product": "libreoffice",
+        "version": "6.3.2.2",
+    },
+]