CVE-2021-47600

HighCVSS 7.8/10Last modified Aug 4, 2026

Description

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().

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

VendorProductVersions
LinuxLinux>= 3241b1d3e0aaafbfcd320f4d71ade629728cc4f4, < a48f6a2bf33734ec5669ee03067dfb6c5b4818d6; >= 3241b1d3e0aaafbfcd320f4d71ade629728cc4f4, < 66ea642af6fd4eacb5d0271a922130fcf8700424; >= 3241b1d3e0aaafbfcd320f4d71ade629728cc4f4, < b03abd0aa09c05099f537cb05b8460c4298f0861; >= 3241b1d3e0aaafbfcd320f4d71ade629728cc4f4, < 293f957be5e39720778fb1851ced7f5fba6d51c3; >= 3241b1d3e0aaafbfcd320f4d71ade629728cc4f4, < 501ecd90efdc9b2edc6c28852ecd098a4adf8f00; >= 3241b1d3e0aaafbfcd320f4d71ade629728cc4f4, < 0e21e6cd5eebfc929ac5fa3b97ca2d4ace3cb6a3; >= 3241b1d3e0aaafbfcd320f4d71ade629728cc4f4, < 607beb420b3fe23b948a9bf447d993521a02fbbb; >= 3241b1d3e0aaafbfcd320f4d71ade629728cc4f4, < 1b8d2789dad0005fd5e7d35dab26a8e1203fb6da
LinuxLinux3.2

References

Timeline

Published
Jun 19, 2024
Last modified
Aug 4, 2026
NVD status
Modified

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CVE-2021-47600: High severity, CVSS 7.8 | Vulnix