PatchTheCVEflex vulnerabilities and fixes
Recent CVEs affecting flex, with upgrade or downgrade steps. 1 tracked.
flex has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2019-01-15. Highest priority: CVE-2019-6293 (score 43/100).
- CVE-2019-6293 MEDIUM 5.5 DOWNGRADE An issue was discovered in the function mark_beginning_as_normal in nfa.c in flex 2.6.4
FAQ
How do I fix flex 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 flex being exploited right now?
None of the tracked flex CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which flex CVE should I patch first?
CVE-2019-6293 currently ranks highest (43/100): An issue was discovered in the function mark_beginning_as_normal in nfa.c in flex 2.6.4.