A race condition was discovered in get_old_root in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (BUG) because of a lack of locking on an extent buffer before a cloning operation, aka CID-dbcc7d57bffc.
                
            References
                    | Link | Resource | 
|---|---|
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbcc7d57bffc0c8cac9dac11bec548597d59a6a5 | Mailing List Vendor Advisory | 
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/ | Mailing List Third Party Advisory | 
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/ | Mailing List Third Party Advisory | 
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/ | Mailing List Third Party Advisory | 
| https://security.netapp.com/advisory/ntap-20210430-0003/ | Third Party Advisory | 
| https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html | Mailing List Third Party Advisory | 
| https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html | Mailing List Third Party Advisory | 
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Information
                Published : 2021-03-22 02:15
Updated : 2022-06-30 11:59
NVD link : CVE-2021-28964
Mitre link : CVE-2021-28964
JSON object : View
CWE
                
                    
                        
                        CWE-362
                        
            Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Products Affected
                netapp
- cloud_backup
 - solidfire_baseboard_management_controller_firmware
 - aff_a250
 - fas_500f
 - aff_a250_firmware
 - fas_500f_firmware
 
fedoraproject
- fedora
 
linux
- linux_kernel
 
debian
- debian_linux
 


