CVE-2022-50192
spi: tegra20-slink: fix UAF in tegra_slink_remove()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: spi: tegra20-slink: fix UAF in tegra_slink_remove() After calling spi_unregister_master(), the refcount of master will be decrease to 0, and it will be freed in spi_controller_release(), the device data also will be freed, so it will lead a UAF when using 'tspi'. To fix this, get the master before unregister and put it when finish using it.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jun 18, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
26c863418221344b1cfb8e6c11116b2b81144281 < 415b4ce61308f24583912d887772dfcbf97f1d20 26c863418221344b1cfb8e6c11116b2b81144281 < 800c7767e05d29656713e04532823a752e57e037 26c863418221344b1cfb8e6c11116b2b81144281 < 67f77172644260482fdafc03b6025847944701e5 26c863418221344b1cfb8e6c11116b2b81144281 < 7e9984d183bb1e99e766c5c2b950ff21f7f7b6c0
Linux / Linux
5.15
References
git.kernel.org: https://git.kernel.org/stable/c/415b4ce61308f24583912d887772dfcbf97f1d20 git.kernel.org: https://git.kernel.org/stable/c/800c7767e05d29656713e04532823a752e57e037 git.kernel.org: https://git.kernel.org/stable/c/67f77172644260482fdafc03b6025847944701e5 git.kernel.org: https://git.kernel.org/stable/c/7e9984d183bb1e99e766c5c2b950ff21f7f7b6c0