CVE-2021-47600

Summary

In the Linux kernel, the following vulnerability has been resolved:

dm btree remove: fix use after free in rebalance_children()

Move dm_tm_unlock() after dm_tm_dec().

Affected Software

VendorProductVersion RangeStatus
LinuxLinux3241b1d3e0aaafbfcd320f4d71ade629728cc4f4 < a48f6a2bf33734ec5669ee03067dfb6c5b4818d6affected
LinuxLinux3241b1d3e0aaafbfcd320f4d71ade629728cc4f4 < 66ea642af6fd4eacb5d0271a922130fcf8700424affected
LinuxLinux3241b1d3e0aaafbfcd320f4d71ade629728cc4f4 < b03abd0aa09c05099f537cb05b8460c4298f0861affected
LinuxLinux3241b1d3e0aaafbfcd320f4d71ade629728cc4f4 < 293f957be5e39720778fb1851ced7f5fba6d51c3affected
LinuxLinux3241b1d3e0aaafbfcd320f4d71ade629728cc4f4 < 501ecd90efdc9b2edc6c28852ecd098a4adf8f00affected
LinuxLinux3241b1d3e0aaafbfcd320f4d71ade629728cc4f4 < 0e21e6cd5eebfc929ac5fa3b97ca2d4ace3cb6a3affected
LinuxLinux3241b1d3e0aaafbfcd320f4d71ade629728cc4f4 < 607beb420b3fe23b948a9bf447d993521a02fbbbaffected
LinuxLinux3241b1d3e0aaafbfcd320f4d71ade629728cc4f4 < 1b8d2789dad0005fd5e7d35dab26a8e1203fb6daaffected
LinuxLinux3.2affected
LinuxLinux0 < 3.2unaffected
LinuxLinux4.4.296 <= 4.4.*unaffected
LinuxLinux4.9.294 <= 4.9.*unaffected
LinuxLinux4.14.259 <= 4.14.*unaffected
LinuxLinux4.19.222 <= 4.19.*unaffected
LinuxLinux5.4.168 <= 5.4.*unaffected
LinuxLinux5.10.88 <= 5.10.*unaffected
LinuxLinux5.15.11 <= 5.15.*unaffected
LinuxLinux5.16 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

References