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CVE-2024-56634

gpio: grgpio: Add NULL check in grgpio_probe

CVSS 5.5 MEDIUMEPSS 0.3%CWE-476
In the Linux kernel, the following vulnerability has been resolved: gpio: grgpio: Add NULL check in grgpio_probe devm_kasprintf() can return a NULL pointer on failure,but this returned value in grgpio_probe is not checked. Add NULL check in grgpio_probe, to handle kernel NULL pointer dereference error.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/050b23d081da0f29474de043e9538c1f7a351b3bhttps://git.kernel.org/stable/c/09adf8792b61c09ae543972a1ece1884ef773848https://git.kernel.org/stable/c/4733f68e59bb7b9e3d395699abb18366954b9ba7https://git.kernel.org/stable/c/53ff0caa6ad57372d426b4f48fc0f66df43a731fhttps://git.kernel.org/stable/c/8d2ca6ac3711a4f4015d26b7cc84f325ac608edbhttps://git.kernel.org/stable/c/ad4dfa7ea7f5f7e9a3c78627cfc749bc7005ca7ahttps://git.kernel.org/stable/c/db2fc255fcf41f536ac8666409849e11659af88dhttps://lists.debian.org/debian-lts-announce/2025/03/msg00001.htmlhttps://lists.debian.org/debian-lts-announce/2025/03/msg00002.html