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Description

In the Linux kernel, the following vulnerability has been resolved: mmc: rtsx_pci: fix return value check of mmc_add_host() mmc_add_host() may return error, if we ignore its return value, the memory that allocated in mmc_alloc_host() will be leaked and it will lead a kernel crash because of deleting not added device in the remove path. So fix this by checking the return value and calling mmc_free_host() in the error path, beside, runtime PM also needs be disabled.

PUBLISHED Reserved 2025-09-15 | Published 2025-09-15 | Updated 2025-09-15 | Assigner Linux

Product status

Default status
unaffected

ff984e57d36e8ac468849a144a36f1c11f88b61c (git) before 30dc645461dfc63e52b3af8ee4a98e17bf14bacf
affected

ff984e57d36e8ac468849a144a36f1c11f88b61c (git) before 5cd4e04eccaec140da6fa04db056a76282ee6852
affected

ff984e57d36e8ac468849a144a36f1c11f88b61c (git) before ffa9b2a79e3e959683efbad3f6db937eca9d38f5
affected

ff984e57d36e8ac468849a144a36f1c11f88b61c (git) before 0c87db77423a282b3b38b8a6daf057b822680516
affected

Default status
affected

3.8
affected

Any version before 3.8
unaffected

5.15.86 (semver)
unaffected

6.0.16 (semver)
unaffected

6.1.2 (semver)
unaffected

6.2 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/30dc645461dfc63e52b3af8ee4a98e17bf14bacf

git.kernel.org/...c/5cd4e04eccaec140da6fa04db056a76282ee6852

git.kernel.org/...c/ffa9b2a79e3e959683efbad3f6db937eca9d38f5

git.kernel.org/...c/0c87db77423a282b3b38b8a6daf057b822680516

cve.org (CVE-2022-50267)

nvd.nist.gov (CVE-2022-50267)

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