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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database

Vulnerability Change Records for CVE-2021-47506

Change History

CVE Modified by CISA-ADP 6/17/2026 12:17:38 AM

Action Type Old Value New Value
Added SSVC 

                  
                
              		

              
                
                  
                  
                    
{"timestamp":"2024-05-29T17:04:47.932390Z","id":"CVE-2021-47506","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}

                  
                
              		
            

          
        

      

      

        

          CVE Modified by kernel.org
            6/17/2026 12:17:38 AM
        


        

          
            

              Action
              Type
              Old Value
              New Value
            

          

          
            

              Added
              Affected

              
                
                  
                  
                    

                  
                
              		

              
                
                  
                  
                    
[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["fs/nfsd/nfs4state.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"dff1399f8addf7129c49bb2227469da79cc30b47","lessThan":"04a8d07f3d58308b92630045560799a3faa3ebce","versionType":"git","status":"affected"},{"version":"dff1399f8addf7129c49bb2227469da79cc30b47","lessThan":"348714018139c39533c55661a0c7c990671396b4","versionType":"git","status":"affected"},{"version":"dff1399f8addf7129c49bb2227469da79cc30b47","lessThan":"33645d3e22720cac1e4548f8fef57bf0649536ee","versionType":"git","status":"affected"},{"version":"dff1399f8addf7129c49bb2227469da79cc30b47","lessThan":"2becaa990b93cbd2928292c0b669d3abb6cf06d4","versionType":"git","status":"affected"},{"version":"dff1399f8addf7129c49bb2227469da79cc30b47","lessThan":"e0759696de6851d7536efddfdd2dfed4c4df1f09","versionType":"git","status":"affected"},{"version":"dff1399f8addf7129c49bb2227469da79cc30b47","lessThan":"eeb0711801f5e19ef654371b627682aed3b11373","versionType":"git","status":"affected"},{"version":"dff1399f8addf7129c49bb2227469da79cc30b47","lessThan":"148c816f10fd11df27ca6a9b3238cdd42fa72cd3","versionType":"git","status":"affected"},{"version":"dff1399f8addf7129c49bb2227469da79cc30b47","lessThan":"548ec0805c399c65ed66c6641be467f717833ab5","versionType":"git","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["fs/nfsd/nfs4state.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"3.17","status":"affected"},{"version":"0","lessThan":"3.17","versionType":"semver","status":"unaffected"},{"version":"4.4.296","lessThanOrEqual":"4.4.*","versionType":"semver","status":"unaffected"},{"version":"4.9.294","lessThanOrEqual":"4.9.*","versionType":"semver","status":"unaffected"},{"version":"4.14.259","lessThanOrEqual":"4.14.*","versionType":"semver","status":"unaffected"},{"version":"4.19.222","lessThanOrEqual":"4.19.*","versionType":"semver","status":"unaffected"},{"version":"5.4.168","lessThanOrEqual":"5.4.*","versionType":"semver","status":"unaffected"},{"version":"5.10.85","lessThanOrEqual":"5.10.*","versionType":"semver","status":"unaffected"},{"version":"5.15.8","lessThanOrEqual":"5.15.*","versionType":"semver","status":"unaffected"},{"version":"5.16","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]