Bug 9015 - netfilter: nf_tables: do not allow mismatch field size and set key length
Summary: netfilter: nf_tables: do not allow mismatch field size and set key length
Status: NEW
Alias: None
Product: Anolis OS 8
Classification: Anolis OS
Component: kernel - anck-5.10 (show other bugs) kernel - anck-5.10
Version: ---
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: maqiao_mq
QA Contact: shuming
URL:
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Keywords:
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Blocks:
 
Reported: 2024-05-13 17:00 UTC by ymm
Modified: 2024-05-13 17:36 UTC (History)
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Description ymm inspur_group 2024-05-13 17:00:46 UTC 
Description of problem:

The set description provides the size of each field in the set whose sum
should not mismatch the set key length, bail out otherwise.

I did not manage to crash nft_set_pipapo with mismatch fields and set key
length so far, but this is UB which must be disallowed.

Version-Release number of selected component (if applicable):

How reproducible:


Steps to Reproduce:
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Actual results:


Expected results:


Additional info:
Comment 1 小龙 admin 2024-05-13 17:36:57 UTC 
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/3165