Vulnerability Details : CVE-2021-47411
In the Linux kernel, the following vulnerability has been resolved:
io_uring: allow conditional reschedule for intensive iterators
If we have a lot of threads and rings, the tctx list can get quite big.
This is especially true if we keep creating new threads and rings.
Likewise for the provided buffers list. Be nice and insert a conditional
reschedule point while iterating the nodes for deletion.
Products affected by CVE-2021-47411
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Exploit prediction scoring system (EPSS) score for CVE-2021-47411
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 9 %
Percentile, the proportion of vulnerabilities that are scored at or less
References for CVE-2021-47411
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https://git.kernel.org/stable/c/648f59a06b0e1fec7a4158cdee9acd362e493ce1
io_uring: allow conditional reschedule for intensive iterators - kernel/git/stable/linux.git - Linux kernel stable tree
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https://git.kernel.org/stable/c/8bab4c09f24ec8d4a7a78ab343620f89d3a24804
io_uring: allow conditional reschedule for intensive iterators - kernel/git/stable/linux.git - Linux kernel stable tree
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