From: Raslan Darawsheh <rasland@nvidia.com>
To: Shani Peretz <shperetz@nvidia.com>, dev@dpdk.org
Cc: stable@dpdk.org, Dariusz Sosnowski <dsosnowski@nvidia.com>,
Viacheslav Ovsiienko <viacheslavo@nvidia.com>,
Bing Zhao <bingz@nvidia.com>, Ori Kam <orika@nvidia.com>,
Suanming Mou <suanmingm@nvidia.com>,
Matan Azrad <matan@nvidia.com>,
Maayan Kashani <mkashani@nvidia.com>
Subject: Re: [PATCH] net/mlx5: fix null dereference in modify header
Date: Tue, 18 Nov 2025 13:28:54 +0200 [thread overview]
Message-ID: <06b85cd5-1a26-4b2a-a74b-c77451a6e423@nvidia.com> (raw)
In-Reply-To: <20251116121026.180707-1-shperetz@nvidia.com>
Hi,
On 16/11/2025 2:10 PM, Shani Peretz wrote:
> GCC analyzer identified a code path where acts->mhdr could be
> NULL when dereferenced.
> When modify header validation fails in mlx5_tbl_translate_modify_header(),
> __flow_hw_action_template_destroy() sets acts->mhdr to NULL.
> Add defensive NULL check in mlx5_tbl_ensure_shared_modify_header()
> to prevent the dereference.
>
> Bugzilla ID: 1521
> Fixes: 12f2ed3f03c8 ("net/mlx5: set modify header as shared flow action")
> Cc: stable@dpdk.org
>
> Signed-off-by: Shani Peretz <shperetz@nvidia.com>
> Acked-by: Dariusz Sosnowski <dsosnowski@nvidia.com>
Patch applied to next-net-mlx,
Kindest regards
Raslan Darawsheh
prev parent reply other threads:[~2025-11-18 11:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-16 12:10 Shani Peretz
2025-11-18 11:28 ` Raslan Darawsheh [this message]
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