c-lightning vulnerabilities and fixes

Recent CVEs affecting c-lightning, with upgrade or downgrade steps. 1 tracked.

Also searched as: c lightning.

c-lightning has 1 tracked vulnerability, 1 critical. A fixed release or vendor patch exists for 1. Most recent: 2021-10-04. Highest priority: CVE-2021-41592 (score 57/100).

• CVE-2021-41592 CRITICAL 9.4 UPGRADE Blockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure.

FAQ

How do I fix c-lightning 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 c-lightning being exploited right now?

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

Which c-lightning CVE should I patch first?

CVE-2021-41592 currently ranks highest (57/100): Blockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure..

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