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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database

Vulnerability Change Records for CVE-2021-47284

Change History

CVE Modified by CISA-ADP 6/17/2026 12:17:06 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":"958cb1078ca6","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"4c1fcb6ec964","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"a0a37e4454ca","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"bf78e25bd3f4","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"affected","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"9d7d4649dc1c","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"da177e4c3f4","lessThan":"143fc7220961","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"6249193e0370","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"1da177e4c3f4","lessThan":"9f6f852550d0","versionType":"custom","status":"affected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"4.4.273","lessThanOrEqual":"4.5","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"4.9.273","lessThanOrEqual":"5.0","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"4.14.237","lessThanOrEqual":"4.15","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"4.19.195","lessThanOrEqual":"4.20","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"5.4.126","lessThanOrEqual":"5.5","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"5.10.44","lessThanOrEqual":"5.11","versionType":"custom","status":"unaffected"}]},{"vendor":"linux","product":"linux_kernel","defaultStatus":"unknown","cpes":["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"],"versions":[{"version":"5.12.11","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","status":"unaffected"}]}]

                  
                
              		
            

            

              Added
              SSVC

              
                
                  
                  
                    

                  
                
              		

              
                
                  
                  
                    
{"timestamp":"2024-06-06T17:51:47.830841Z","id":"CVE-2021-47284","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}

                  
                
              		
            

          
        

      

      

        

          CVE Modified by kernel.org
            6/17/2026 12:17:06 AM
        


        

          
            

              Action
              Type
              Old Value
              New Value
            

          

          
            

              Added
              Affected

              
                
                  
                  
                    

                  
                
              		

              
                
                  
                  
                    
[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/isdn/hardware/mISDN/netjet.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"a900845e56617edc005fd8f35bfd5a407aaf96c8","lessThan":"958cb1078ca60d214826fd90a0961a447fade59a","versionType":"git","status":"affected"},{"version":"a900845e56617edc005fd8f35bfd5a407aaf96c8","lessThan":"4c1fcb6ec964b44edbf84235134582a5ffae1521","versionType":"git","status":"affected"},{"version":"a900845e56617edc005fd8f35bfd5a407aaf96c8","lessThan":"a0a37e4454ca1c0b424edc2c9c2487c2c46a1be6","versionType":"git","status":"affected"},{"version":"a900845e56617edc005fd8f35bfd5a407aaf96c8","lessThan":"bf78e25bd3f487208e042c67c8a31706c2dba265","versionType":"git","status":"affected"},{"version":"a900845e56617edc005fd8f35bfd5a407aaf96c8","lessThan":"9d7d4649dc1c53acf76df260fd519db698ed20d7","versionType":"git","status":"affected"},{"version":"a900845e56617edc005fd8f35bfd5a407aaf96c8","lessThan":"143fc7220961220eecc04669e5909af8847bf8c8","versionType":"git","status":"affected"},{"version":"a900845e56617edc005fd8f35bfd5a407aaf96c8","lessThan":"6249193e03709ea625e10706ecaf17fea0427d3d","versionType":"git","status":"affected"},{"version":"a900845e56617edc005fd8f35bfd5a407aaf96c8","lessThan":"9f6f852550d0e1b7735651228116ae9d300f69b3","versionType":"git","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/isdn/hardware/mISDN/netjet.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"2.6.32","status":"affected"},{"version":"0","lessThan":"2.6.32","versionType":"semver","status":"unaffected"},{"version":"4.4.273","lessThanOrEqual":"4.4.*","versionType":"semver","status":"unaffected"},{"version":"4.9.273","lessThanOrEqual":"4.9.*","versionType":"semver","status":"unaffected"},{"version":"4.14.237","lessThanOrEqual":"4.14.*","versionType":"semver","status":"unaffected"},{"version":"4.19.195","lessThanOrEqual":"4.19.*","versionType":"semver","status":"unaffected"},{"version":"5.4.126","lessThanOrEqual":"5.4.*","versionType":"semver","status":"unaffected"},{"version":"5.10.44","lessThanOrEqual":"5.10.*","versionType":"semver","status":"unaffected"},{"version":"5.12.11","lessThanOrEqual":"5.12.*","versionType":"semver","status":"unaffected"},{"version":"5.13","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]