CVE-2025-40053
In the Linux kernel, the following vulnerability has been resolved:
net: dlink: handle copy_thresh allocation failure
The driver did not handle failure of netdev_alloc_skb_ip_align().
If the allocation failed, dereferencing skb->protocol could lead to
a NULL pointer dereference.
This patch tries to allocate skb. If the allocation fails, it falls
back to the normal path.
Tested-on: D-Link DGE-550T Rev-A3
No affected software listed.
- https://git.kernel.org/stable/c/5aa9b885602811a026a3f45c92ea2b4b04c54f09
- https://git.kernel.org/stable/c/7ed5010fef0930f4322d620052edc854ef3ec41f
- https://git.kernel.org/stable/c/8169a6011c5fecc6cb1c3654c541c567d3318de8
- https://git.kernel.org/stable/c/84fd710a704f3d53d4120e452e86cea558cf73a8
- https://git.kernel.org/stable/c/9d49e4b14609e1a20d931e718962c4b6b5485174
- https://git.kernel.org/stable/c/ea87151df398d407a632c7bf63013290f01c5009
- https://git.kernel.org/stable/c/fd7b6b2c920d7fd370a612be416a904d6e1ebe55
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