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21 lines
913 B
Markdown
21 lines
913 B
Markdown
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### [CVE-2023-31436](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-31436)
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### Description
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qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX.
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### POC
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#### Reference
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- http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html
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- http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html
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- http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html
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- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.13
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#### Github
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No PoCs found on GitHub currently.
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