What’s Vulnerable › Vulnerabilities
CVE-2023-52876: clk: mediatek: clk-mt7629-eth: Add check for mtk_alloc_clk_data
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-05-21 · updated 2026-06-17
- Weakness: CWE-476
Description
In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt7629-eth: Add check for mtk_alloc_clk_data Add the check for the return value of mtk_alloc_clk_data() in order to avoid NULL pointer dereference.
Affected products
- Linux kernel: from 5.0 before 5.4.261; from 5.5 before 5.10.201; from 5.11 before 5.15.139; from 5.16 before 6.1.63; from 6.2 before 6.5.12; from 6.6 before 6.6.2 — fixed in 5.10.201, 5.15.139, 5.4.261, 6.1.63, 6.5.12, 6.6.2
How to fix
Upgrade to a fixed version: Linux kernel 5.10.201, 5.15.139, 5.4.261, 6.1.63. Check the vendor advisory for mitigations.
References
- https://git.kernel.org/stable/c/0884393c63cc9a1772f7121a6645ba7bd76feeb9
- https://git.kernel.org/stable/c/1639072f6260babd017556e9f236ca2ad589d1e7
- https://git.kernel.org/stable/c/96e9544a0c4faca616b3f9f4034dcd83a14e7f22
- https://git.kernel.org/stable/c/a540ca0aeae83c2f3964bcb4e383f64ce2ec1783
- https://git.kernel.org/stable/c/b20cfe007a46f8c165d42a05c50a8d3d893e6592
- https://git.kernel.org/stable/c/c4070ada5d5155c8d4d17ea64bd246949889f25b
- https://git.kernel.org/stable/c/cfa68e0ac5dcde43577adadf6f0f26f3b365ad68
- https://git.kernel.org/stable/c/0884393c63cc9a1772f7121a6645ba7bd76feeb9
- https://git.kernel.org/stable/c/1639072f6260babd017556e9f236ca2ad589d1e7
- https://git.kernel.org/stable/c/96e9544a0c4faca616b3f9f4034dcd83a14e7f22
- https://git.kernel.org/stable/c/a540ca0aeae83c2f3964bcb4e383f64ce2ec1783
- https://git.kernel.org/stable/c/b20cfe007a46f8c165d42a05c50a8d3d893e6592
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