CVE-2022-50640
Unknown
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().
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedDec 9, 2025
First seenDec 9, 2025
How to fix
Update
- Linux Linuxb8b2965932e702b21e335ff30e1bb550f5a23b6f, b3275dde570b6420106a715bb58a0af041b94d95, 1fb79478695d92bab1c120ad3dad05252b02a29d, 7a09c64b7da0abdec3919812e3d93ecc44069ed0, 8bf037279b5869ae9331c42bb1527d2680ebba96, 1e8cd93ae536581562bab4e1d8c5315bbc2548bf, 66d461a92f32b6995b630625d350259b6b1f961b, 9972e6b404884adae9eec7463e30d9b3c9a70b18 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 ≤ v < b8b2965932e702b21e335ff30e1bb550f5a23b6f, 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 ≤ v < b3275dde570b6420106a715bb58a0af041b94d95, 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 ≤ v < 1fb79478695d92bab1c120ad3dad05252b02a29d, 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 ≤ v < 7a09c64b7da0abdec3919812e3d93ecc44069ed0, 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 ≤ v < 8bf037279b5869ae9331c42bb1527d2680ebba96, 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 ≤ v < 1e8cd93ae536581562bab4e1d8c5315bbc2548bf, 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 ≤ v < 66d461a92f32b6995b630625d350259b6b1f961b, 6f51be3d37dff73cf8db771df4169f4c2f1cbf66 ≤ v < 9972e6b404884adae9eec7463e30d9b3c9a70b18, 2.6.36 | b8b2965932e702b21e335ff30e1bb550f5a23b6f, b3275dde570b6420106a715bb58a0af041b94d95, 1fb79478695d92bab1c120ad3dad05252b02a29d, 7a09c64b7da0abdec3919812e3d93ecc44069ed0, 8bf037279b5869ae9331c42bb1527d2680ebba96, 1e8cd93ae536581562bab4e1d8c5315bbc2548bf, 66d461a92f32b6995b630625d350259b6b1f961b, 9972e6b404884adae9eec7463e30d9b3c9a70b18 |
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