cve/2024/CVE-2024-56720.md
2025-09-29 16:08:36 +00:00

1010 B

CVE-2024-56720

Description

In the Linux kernel, the following vulnerability has been resolved:bpf, sockmap: Several fixes to bpf_msg_pop_dataSeveral fixes to bpf_msg_pop_data,1. In sk_msg_shift_left, we should put_page2. if (len == 0), return early is better3. pop the entire sk_msg (last == msg->sg.size) should be supported4. Fix for the value of variable "a"5. In sk_msg_shift_left, after shifting, i has already pointed to the nextelement. Addtional sk_msg_iter_var_next may result in BUG.

POC

Reference

No PoCs from references.

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