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In nf_tables_updtable if nf_tables_table_enable returns an error nft_trans_destroy is called to free the transaction object. nft_trans_destroy() calls list_del() but the transaction was never placed on a list -- the list head is all zeroes this results in a NULL pointer dereference.

🗓️ 07 Mar 2023 08:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 1 Views

nf_tables_updtable: error from nf_tables_table_enable frees a transaction not on a list, causing a null pointer dereference.

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07 Mar 2023 08:00Current
7.2High risk
Vulners AI Score7.2
CVSS 3.15.5
EPSS0.00216
SSVC
1