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sha2 vulnerabilities and fixes

Recent CVEs affecting sha2, with upgrade or downgrade steps. 1 tracked.

sha2 has 1 tracked vulnerability, 1 critical. A fixed release or vendor patch exists for 0. Most recent: 2021-12-27. Highest priority: CVE-2021-45696 (score 54/100).

FAQ

How do I fix sha2 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 sha2 being exploited right now?

None of the tracked sha2 CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which sha2 CVE should I patch first?

CVE-2021-45696 currently ranks highest (54/100): An issue was discovered in the sha2 crate 0.9.7 before 0.9.8 for Rust.

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