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Description

In the Linux kernel, the following vulnerability has been resolved: spi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe() platform_get_resource_byname() can return NULL, which would cause a crash when passed the pointer to resource_size(). Move the fiu->memory_size assignment after the error check for devm_ioremap_resource() to prevent the potential NULL pointer dereference.

PUBLISHED Reserved 2026-05-13 | Published 2026-06-03 | Updated 2026-06-03 | Assigner Linux

Product status

Default status
unaffected

9838c182471ee5532824bae7f2669d3539719f78 (git) before 9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9
affected

9838c182471ee5532824bae7f2669d3539719f78 (git) before 2c538a0b3472e99c892c26f4940da38b7d87f632
affected

9838c182471ee5532824bae7f2669d3539719f78 (git) before 0f93a80eb3fd596ddc5730d05e0e8c88e1aa2891
affected

9838c182471ee5532824bae7f2669d3539719f78 (git) before cb9b2dc34a9eef0855edb00ae9c9b7f72394281b
affected

9838c182471ee5532824bae7f2669d3539719f78 (git) before 888a0a802c467bbe34a42167bdf9d7331333440a
affected

Default status
affected

6.2
affected

Any version before 6.2
unaffected

6.6.128 (semver)
unaffected

6.12.75 (semver)
unaffected

6.18.14 (semver)
unaffected

6.19.4 (semver)
unaffected

7.0 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9

git.kernel.org/...c/2c538a0b3472e99c892c26f4940da38b7d87f632

git.kernel.org/...c/0f93a80eb3fd596ddc5730d05e0e8c88e1aa2891

git.kernel.org/...c/cb9b2dc34a9eef0855edb00ae9c9b7f72394281b

git.kernel.org/...c/888a0a802c467bbe34a42167bdf9d7331333440a

cve.org (CVE-2026-46261)

nvd.nist.gov (CVE-2026-46261)

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