CVE-2022-50769
Unknown
Description
In the Linux kernel, the following vulnerability has been resolved: mmc: mxcmmc: 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 goto error path which will call mmc_free_host().
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedDec 24, 2025
First seenDec 24, 2025
How to fix
Update
- Linux Linux5f35c038c9f4d258b3cf77885a2730f1417d63e7, 1cf0c1e58738b97e2de207846105b6a5d46622ee, b8bdb3fd13d5cd1e86d22fd3f803a742fd88af89, 32eb502c972dfc34413c9147418b3d94d870c2b8, 3904eb97bb78fdca3e16d30a38ce5697b9686110, 2d496050ded83b13b16f05e1fc0329b0210d2493, d37474ab9a79149075f0823315c6d45dd983a78c, d2ead18bc7cc166220cab5a744a05c5b69431a12, cde600af7b413c9fe03e85c58c4279df90e91d13 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < 5f35c038c9f4d258b3cf77885a2730f1417d63e7, d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < 1cf0c1e58738b97e2de207846105b6a5d46622ee, d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < b8bdb3fd13d5cd1e86d22fd3f803a742fd88af89, d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < 32eb502c972dfc34413c9147418b3d94d870c2b8, d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < 3904eb97bb78fdca3e16d30a38ce5697b9686110, d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < 2d496050ded83b13b16f05e1fc0329b0210d2493, d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < d37474ab9a79149075f0823315c6d45dd983a78c, d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < d2ead18bc7cc166220cab5a744a05c5b69431a12, d96be879ff469759af6d7fcebdb66237c18da6f8 ≤ v < cde600af7b413c9fe03e85c58c4279df90e91d13, 2.6.29 | 5f35c038c9f4d258b3cf77885a2730f1417d63e7, 1cf0c1e58738b97e2de207846105b6a5d46622ee, b8bdb3fd13d5cd1e86d22fd3f803a742fd88af89, 32eb502c972dfc34413c9147418b3d94d870c2b8, 3904eb97bb78fdca3e16d30a38ce5697b9686110, 2d496050ded83b13b16f05e1fc0329b0210d2493, d37474ab9a79149075f0823315c6d45dd983a78c, d2ead18bc7cc166220cab5a744a05c5b69431a12, cde600af7b413c9fe03e85c58c4279df90e91d13 |
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