CVE-2023-53722
Unknown
Description
In the Linux kernel, the following vulnerability has been resolved: md: raid1: fix potential OOB in raid1_remove_disk() If rddev->raid_disk is greater than mddev->raid_disks, there will be an out-of-bounds in raid1_remove_disk(). We have already found similar reports as follows: 1) commit d17f744e883b ("md-raid10: fix KASAN warning") 2) commit 1ebc2cec0b7d ("dm raid: fix KASAN warning in raid5_remove_disk") Fix this bug by checking whether the "number" variable is valid.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedOct 22, 2025
First seenOct 22, 2025
How to fix
Update
- Linux Linuxbeedf40f73939f248c81802eda08a2a8148ea13e, 91fbd4e75cb573f44d2619a9dc2f9ba927040760, 25a68f2286be56fb3a6f9fa0e269c04b5e6c6e24, 7993cfc041481a3a9cd4a3858088fc846b8ccaf7, 4f96c0665f9f4cf70130c9757750dc43dc679c82, 4f7d853b4590fc20e90dd50e346c02811a8c5b08, 4bdb92eaf645e312975357adc3c4e9523b6e67f1, 8b0472b50bcf0f19a5119b00a53b63579c8e1e4d or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | b8321b68d1445f308324517e45fb0a5c2b48e271 ≤ v < beedf40f73939f248c81802eda08a2a8148ea13e, b8321b68d1445f308324517e45fb0a5c2b48e271 ≤ v < 91fbd4e75cb573f44d2619a9dc2f9ba927040760, b8321b68d1445f308324517e45fb0a5c2b48e271 ≤ v < 25a68f2286be56fb3a6f9fa0e269c04b5e6c6e24, b8321b68d1445f308324517e45fb0a5c2b48e271 ≤ v < 7993cfc041481a3a9cd4a3858088fc846b8ccaf7, b8321b68d1445f308324517e45fb0a5c2b48e271 ≤ v < 4f96c0665f9f4cf70130c9757750dc43dc679c82, b8321b68d1445f308324517e45fb0a5c2b48e271 ≤ v < 4f7d853b4590fc20e90dd50e346c02811a8c5b08, b8321b68d1445f308324517e45fb0a5c2b48e271 ≤ v < 4bdb92eaf645e312975357adc3c4e9523b6e67f1, b8321b68d1445f308324517e45fb0a5c2b48e271 ≤ v < 8b0472b50bcf0f19a5119b00a53b63579c8e1e4d, 3.3 | beedf40f73939f248c81802eda08a2a8148ea13e, 91fbd4e75cb573f44d2619a9dc2f9ba927040760, 25a68f2286be56fb3a6f9fa0e269c04b5e6c6e24, 7993cfc041481a3a9cd4a3858088fc846b8ccaf7, 4f96c0665f9f4cf70130c9757750dc43dc679c82, 4f7d853b4590fc20e90dd50e346c02811a8c5b08, 4bdb92eaf645e312975357adc3c4e9523b6e67f1, 8b0472b50bcf0f19a5119b00a53b63579c8e1e4d |
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