libdoc vulnerabilities and fixes

Recent CVEs affecting libdoc, with upgrade or downgrade steps. 4 tracked.

libdoc has 4 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 3. Most recent: 2019-01-30. Highest priority: CVE-2019-7233 (score 54/100).

• CVE-2019-7233 HIGH 8.8 DOWNGRADE In libdoc through 2019-01-28, doc2text in catdoc.c has a NULL pointer dereference.
• CVE-2019-7156 MEDIUM 6.5 UPGRADE In libdoc through 2019-01-28, calcFileBlockOffset in ole.c allows division by zero.
• CVE-2018-20453 MEDIUM 6.5 UPGRADE The getlong function in numutils.c in libdoc through 2017-10-23 has a heap-based buffer over-read that allows
• CVE-2018-20451 MEDIUM 6.5 UPGRADE The process_file function in reader.c in libdoc through 2017-10-23 has a heap-based buffer over-read that allo

FAQ

How do I fix libdoc vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is libdoc being exploited right now?

None of the tracked libdoc CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which libdoc CVE should I patch first?

CVE-2019-7233 currently ranks highest (54/100): In libdoc through 2019-01-28, doc2text in catdoc.c has a NULL pointer dereference..

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