Vulnerability Details CVE-2024-40920
In the Linux kernel, the following vulnerability has been resolved:
net: bridge: mst: fix suspicious rcu usage in br_mst_set_state
I converted br_mst_set_state to RCU to avoid a vlan use-after-free
but forgot to change the vlan group dereference helper. Switch to vlan
group RCU deref helper to fix the suspicious rcu usage warning.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 1.2%
CVSS Severity
CVSS v3 Score 7.8
References
- https://git.kernel.org/stable/c/406bfc04b01ee47e4c626f77ecc7d9f85135b166
- https://git.kernel.org/stable/c/546ceb1dfdac866648ec959cbc71d9525bd73462
- https://git.kernel.org/stable/c/7caefa2771722e65496d85b62e1dc4442b7d1345
- https://git.kernel.org/stable/c/caaa2129784a04dcade0ea92c12e6ff90bbd23d8
- https://git.kernel.org/stable/c/406bfc04b01ee47e4c626f77ecc7d9f85135b166
- https://git.kernel.org/stable/c/546ceb1dfdac866648ec959cbc71d9525bd73462
- https://git.kernel.org/stable/c/7caefa2771722e65496d85b62e1dc4442b7d1345
- https://git.kernel.org/stable/c/caaa2129784a04dcade0ea92c12e6ff90bbd23d8
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Products affected by CVE-2024-40920
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cpe:2.3:o:linux:linux_kernel:6.1.93
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cpe:2.3:o:linux:linux_kernel:6.1.94
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cpe:2.3:o:linux:linux_kernel:6.10
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cpe:2.3:o:linux:linux_kernel:6.6.33
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cpe:2.3:o:linux:linux_kernel:6.6.34
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cpe:2.3:o:linux:linux_kernel:6.8.12
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cpe:2.3:o:linux:linux_kernel:6.9.3
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cpe:2.3:o:linux:linux_kernel:6.9.4
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cpe:2.3:o:linux:linux_kernel:6.9.5