ACK: [SRU][M/J/F][PATCH 0/1] CVE-2024-26642

[Philip Cox]

On Mon, 2024-05-13 at 14:18 +0200, Bethany Jamison wrote:
> [Impact]
> 
>  In the Linux kernel, the following vulnerability has been resolved:
> 
>  netfilter: nf_tables: disallow anonymous set with timeout flag 
> 
>  Anonymous sets are never used with timeout from userspace, reject
> this. 
>  Exception to this rule is NFT_SET_EVAL to ensure legacy meters still
> work.
> 
> [Fix]
> 
> Noble:  pending
> Mantic: Clean cherry-pick from linux-6.6.y
> Jammy:  Mantic patch applied cleanly.
> Focal:  Clean cherry-pick from linux-5.4.y
> Bionic: fix sent to esm ML
> Xenial: fix sent to esm ML
> Trusty: not-affected
> 
> [Test Case]
> 
> Compile and boot tested.
> 
> [Where issues could occur]
> 
> This fix affects those who use the nftables network framework, an
> issue 
> with this fix would be visible to the user via unexpected behavior 
> surrounding anonymous sets and userspace timeout.
> 
> Pablo Neira Ayuso (1):
>   netfilter: nf_tables: disallow anonymous set with timeout flag
> 
>  net/netfilter/nf_tables_api.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> -- 
> 2.34.1
> 
> 

-- 
Acked-by: Philip Cox <philip.cox at canonical.com>

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