CVE-2022-50192

Description

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.

Reserved 2025-06-18 | Published 2025-06-18 | Updated 2025-06-18 | Assigner Linux

Product status

Default status
unaffected

26c863418221344b1cfb8e6c11116b2b81144281 before 415b4ce61308f24583912d887772dfcbf97f1d20
affected

26c863418221344b1cfb8e6c11116b2b81144281 before 800c7767e05d29656713e04532823a752e57e037
affected

26c863418221344b1cfb8e6c11116b2b81144281 before 67f77172644260482fdafc03b6025847944701e5
affected

26c863418221344b1cfb8e6c11116b2b81144281 before 7e9984d183bb1e99e766c5c2b950ff21f7f7b6c0
affected

Default status
affected

5.15
affected

Any version before 5.15
unaffected

5.15.61
unaffected

5.18.18
unaffected

5.19.2
unaffected

6.0
unaffected

References

git.kernel.org/...c/415b4ce61308f24583912d887772dfcbf97f1d20

git.kernel.org/...c/800c7767e05d29656713e04532823a752e57e037

git.kernel.org/...c/67f77172644260482fdafc03b6025847944701e5

git.kernel.org/...c/7e9984d183bb1e99e766c5c2b950ff21f7f7b6c0

cve.org (CVE-2022-50192)

nvd.nist.gov (CVE-2022-50192)

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