Unknown [CVE-2021-3483] flaw was found in the Nosy driver in the Linux kernel
This security Red Hat Linux advisory covers CVE-2021-3483 affecting kernel.
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Summary
A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed.
The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Versions before kernel 5.12-rc6 are affected
- kernel before 4.4.265
- kernel 4.5 before 4.9.265
- kernel 4.10 before 4.14.229
- kernel 4.15 before 4.19.185
- kernel 4.20 before 5.4.110
- kernel 5.5 before 5.10.28
- kernel 5.11 before 5.11.12
Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source
- 4.4.265
- 4.9.265
- 4.14.229
- 4.19.185
- 5.4.110
- 5.10.28
- 5.11.12
Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source
Mitigation
Upgrade to a fixed release: 4.4.265, 4.9.265, 4.14.229, 4.19.185, 5.4.110, 5.10.28. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source
Discussion(0)
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