update infrastructure vulnerabilities and fixes

Recent CVEs affecting update infrastructure, with upgrade or downgrade steps. 2 tracked.

Also searched as: updateinfrastructure.

update infrastructure has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-05-26. Highest priority: CVE-2026-48864 (score 41/100).

• CVE-2026-48864 HIGH 7.8 DOWNGRADE MITIGATE A flaw was found in libsolv
• CVE-2026-9149 MEDIUM 6.5 UPGRADE MITIGATE A flaw was found in libsolv

FAQ

How do I fix update infrastructure 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 update infrastructure being exploited right now?

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

Which update infrastructure CVE should I patch first?

CVE-2026-48864 currently ranks highest (41/100): A flaw was found in libsolv.

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