CVE-2024-0607
Description
A flaw was found in the Netfilter subsystem in the Linux kernel. The issue is in the nft_byteorder_eval() function, where the code iterates through a loop and writes to the `dst` array. On each iteration, 8 bytes are written, but `dst` is an array of u32, so each element only has space for 4 bytes. That means every iteration overwrites part of the previous element corrupting this array of u32. This flaw allows a local user to cause a denial of service or potentially break NetFilter functionality.
How to fix
- linux linux_kernel6.6.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 6.6.3 | 6.6.3 |
| debian debian_linux | 10.0 | — |
| fedoraproject fedora | 39 | — |
| redhat enterprise_linux | 8.0, 9.0 | — |
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