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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database

Vulnerability Change Records for CVE-2021-47327

Change History

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

Action Type Old Value New Value
Added Affected 

                  
                
              		

              
                
                  
                  
                    
[{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"3761ae0d0e54","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"c4007596fbda","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"fbf4daa6f410","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"fe92c0581990","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"1adf30f198c2","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"5.4.134","lessThanOrEqual":"5.5","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"5.10.52","lessThanOrEqual":"5.11","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"5.12.19","lessThanOrEqual":"5.13","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"5.13.4","lessThanOrEqual":"5.14","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"5.14","status":"unaffected"}]}]

                  
                
              		
            

            

              Added
              SSVC

              
                
                  
                  
                    

                  
                
              		

              
                
                  
                  
                    
{"timestamp":"2024-06-06T15:58:26.406963Z","id":"CVE-2021-47327","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}

                  
                
              		
            

          
        

      

      

        

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


        

          
            

              Action
              Type
              Old Value
              New Value
            

          

          
            

              Added
              Affected

              
                
                  
                  
                    

                  
                
              		

              
                
                  
                  
                    
[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/iommu/arm/arm-smmu/arm-smmu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"d4a44f0750bb9bf7c44c22444a482756b2344a79","lessThan":"3761ae0d0e549f2acdaf11f49df4ed06d256b20f","versionType":"git","status":"affected"},{"version":"d4a44f0750bb9bf7c44c22444a482756b2344a79","lessThan":"c4007596fbdabc29f858dc2e1990858a146b60b2","versionType":"git","status":"affected"},{"version":"d4a44f0750bb9bf7c44c22444a482756b2344a79","lessThan":"fbf4daa6f4105e01fbd3868006f65c163365c1e3","versionType":"git","status":"affected"},{"version":"d4a44f0750bb9bf7c44c22444a482756b2344a79","lessThan":"fe92c058199067ae90cf2a901ddf3c271893557a","versionType":"git","status":"affected"},{"version":"d4a44f0750bb9bf7c44c22444a482756b2344a79","lessThan":"1adf30f198c26539a62d761e45af72cde570413d","versionType":"git","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/iommu/arm/arm-smmu/arm-smmu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"5.0","status":"affected"},{"version":"0","lessThan":"5.0","versionType":"semver","status":"unaffected"},{"version":"5.4.134","lessThanOrEqual":"5.4.*","versionType":"semver","status":"unaffected"},{"version":"5.10.52","lessThanOrEqual":"5.10.*","versionType":"semver","status":"unaffected"},{"version":"5.12.19","lessThanOrEqual":"5.12.*","versionType":"semver","status":"unaffected"},{"version":"5.13.4","lessThanOrEqual":"5.13.*","versionType":"semver","status":"unaffected"},{"version":"5.14","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]