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Description

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Fix kernel panic when remove non-standard SDIO card SDIO tuple is only allocated for standard SDIO card, especially it causes memory corruption issues when the non-standard SDIO card has removed, which is because the card device's reference counter does not increase for it at sdio_init_func(), but all SDIO card device reference counter gets decreased at sdio_release_func().

PUBLISHED Reserved 2025-12-08 | Published 2025-12-09 | Updated 2025-12-09 | Assigner Linux

Product status

Default status
unaffected

6f51be3d37dff73cf8db771df4169f4c2f1cbf66 (git) before b8b2965932e702b21e335ff30e1bb550f5a23b6f
affected

6f51be3d37dff73cf8db771df4169f4c2f1cbf66 (git) before b3275dde570b6420106a715bb58a0af041b94d95
affected

6f51be3d37dff73cf8db771df4169f4c2f1cbf66 (git) before 1fb79478695d92bab1c120ad3dad05252b02a29d
affected

6f51be3d37dff73cf8db771df4169f4c2f1cbf66 (git) before 7a09c64b7da0abdec3919812e3d93ecc44069ed0
affected

6f51be3d37dff73cf8db771df4169f4c2f1cbf66 (git) before 8bf037279b5869ae9331c42bb1527d2680ebba96
affected

6f51be3d37dff73cf8db771df4169f4c2f1cbf66 (git) before 1e8cd93ae536581562bab4e1d8c5315bbc2548bf
affected

6f51be3d37dff73cf8db771df4169f4c2f1cbf66 (git) before 66d461a92f32b6995b630625d350259b6b1f961b
affected

6f51be3d37dff73cf8db771df4169f4c2f1cbf66 (git) before 9972e6b404884adae9eec7463e30d9b3c9a70b18
affected

Default status
affected

2.6.36
affected

Any version before 2.6.36
unaffected

4.9.332 (semver)
unaffected

4.14.298 (semver)
unaffected

4.19.264 (semver)
unaffected

5.4.223 (semver)
unaffected

5.10.153 (semver)
unaffected

5.15.77 (semver)
unaffected

6.0.7 (semver)
unaffected

6.1 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/b8b2965932e702b21e335ff30e1bb550f5a23b6f

git.kernel.org/...c/b3275dde570b6420106a715bb58a0af041b94d95

git.kernel.org/...c/1fb79478695d92bab1c120ad3dad05252b02a29d

git.kernel.org/...c/7a09c64b7da0abdec3919812e3d93ecc44069ed0

git.kernel.org/...c/8bf037279b5869ae9331c42bb1527d2680ebba96

git.kernel.org/...c/1e8cd93ae536581562bab4e1d8c5315bbc2548bf

git.kernel.org/...c/66d461a92f32b6995b630625d350259b6b1f961b

git.kernel.org/...c/9972e6b404884adae9eec7463e30d9b3c9a70b18

cve.org (CVE-2022-50640)

nvd.nist.gov (CVE-2022-50640)

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