PatchTheCVElibusb vulnerabilities and fixes
Recent CVEs affecting libusb, with upgrade or downgrade steps. 2 tracked.
libusb has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-05-27. Highest priority: CVE-2026-23679 (score 24/100).
- CVE-2026-23679 MEDIUM 6.2 UPGRADE libusb before version 1.0.30 contains a NULL pointer dereference vulnerability that allows attackers to crash
- CVE-2026-47104 MEDIUM 4.0 UPGRADE libusb before version 1.0.30 contains a one-byte out-of-bounds read vulnerability in parse_iad_array() in desc
FAQ
How do I fix libusb 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 libusb being exploited right now?
None of the tracked libusb CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which libusb CVE should I patch first?
CVE-2026-23679 currently ranks highest (24/100): libusb before version 1.0.30 contains a NULL pointer dereference vulnerability that allows attackers to crash .