CVE-2022-50640
mmc: core: Fix kernel panic when remove non-standard SDIO card
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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().
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 9, 2025 |
| Last Updated | May 11, 2026 |
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Free · No credit card · 60 sec setup
Affected Versions
Linux / Linux
6f51be3d37dff73cf8db771df4169f4c2f1cbf66 < b8b2965932e702b21e335ff30e1bb550f5a23b6f 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 < b3275dde570b6420106a715bb58a0af041b94d95 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 < 1fb79478695d92bab1c120ad3dad05252b02a29d 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 < 7a09c64b7da0abdec3919812e3d93ecc44069ed0 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 < 8bf037279b5869ae9331c42bb1527d2680ebba96 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 < 1e8cd93ae536581562bab4e1d8c5315bbc2548bf 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 < 66d461a92f32b6995b630625d350259b6b1f961b 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 < 9972e6b404884adae9eec7463e30d9b3c9a70b18
Linux / Linux
2.6.36
References
git.kernel.org: https://git.kernel.org/stable/c/b8b2965932e702b21e335ff30e1bb550f5a23b6f git.kernel.org: https://git.kernel.org/stable/c/b3275dde570b6420106a715bb58a0af041b94d95 git.kernel.org: https://git.kernel.org/stable/c/1fb79478695d92bab1c120ad3dad05252b02a29d git.kernel.org: https://git.kernel.org/stable/c/7a09c64b7da0abdec3919812e3d93ecc44069ed0 git.kernel.org: https://git.kernel.org/stable/c/8bf037279b5869ae9331c42bb1527d2680ebba96 git.kernel.org: https://git.kernel.org/stable/c/1e8cd93ae536581562bab4e1d8c5315bbc2548bf git.kernel.org: https://git.kernel.org/stable/c/66d461a92f32b6995b630625d350259b6b1f961b git.kernel.org: https://git.kernel.org/stable/c/9972e6b404884adae9eec7463e30d9b3c9a70b18