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THREATINT
PUBLISHED

CVE-2024-50071

pinctrl: nuvoton: fix a double free in ma35_pinctrl_dt_node_to_map_func()



AssignerLinux
Reserved2024-10-21
Published2024-10-29
Updated2024-10-29

Description

In the Linux kernel, the following vulnerability has been resolved: pinctrl: nuvoton: fix a double free in ma35_pinctrl_dt_node_to_map_func() 'new_map' is allocated using devm_* which takes care of freeing the allocated data on device removal, call to .dt_free_map = pinconf_generic_dt_free_map double frees the map as pinconf_generic_dt_free_map() calls pinctrl_utils_free_map(). Fix this by using kcalloc() instead of auto-managed devm_kcalloc().

Product status

Default status
unaffected

f805e356313b before 6441d9c3d71b
affected

f805e356313b before 3fd976afe974
affected

Default status
affected

6.11
affected

Any version before 6.11
unaffected

6.11.5
unaffected

6.12-rc4
unaffected

References

https://git.kernel.org/stable/c/6441d9c3d71b59c8fd27d4e381c7471a32ac1a68

https://git.kernel.org/stable/c/3fd976afe9743110f20a23f93b7ff9693f2be4bf

cve.org CVE-2024-50071

nvd.nist.gov CVE-2024-50071

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