CVE-2023-53722
md: raid1: fix potential OOB in raid1_remove_disk()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 22, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
b8321b68d1445f308324517e45fb0a5c2b48e271 < beedf40f73939f248c81802eda08a2a8148ea13e b8321b68d1445f308324517e45fb0a5c2b48e271 < 91fbd4e75cb573f44d2619a9dc2f9ba927040760 b8321b68d1445f308324517e45fb0a5c2b48e271 < 25a68f2286be56fb3a6f9fa0e269c04b5e6c6e24 b8321b68d1445f308324517e45fb0a5c2b48e271 < 7993cfc041481a3a9cd4a3858088fc846b8ccaf7 b8321b68d1445f308324517e45fb0a5c2b48e271 < 4f96c0665f9f4cf70130c9757750dc43dc679c82 b8321b68d1445f308324517e45fb0a5c2b48e271 < 4f7d853b4590fc20e90dd50e346c02811a8c5b08 b8321b68d1445f308324517e45fb0a5c2b48e271 < 4bdb92eaf645e312975357adc3c4e9523b6e67f1 b8321b68d1445f308324517e45fb0a5c2b48e271 < 8b0472b50bcf0f19a5119b00a53b63579c8e1e4d
Linux / Linux
3.3
References
git.kernel.org: https://git.kernel.org/stable/c/beedf40f73939f248c81802eda08a2a8148ea13e git.kernel.org: https://git.kernel.org/stable/c/91fbd4e75cb573f44d2619a9dc2f9ba927040760 git.kernel.org: https://git.kernel.org/stable/c/25a68f2286be56fb3a6f9fa0e269c04b5e6c6e24 git.kernel.org: https://git.kernel.org/stable/c/7993cfc041481a3a9cd4a3858088fc846b8ccaf7 git.kernel.org: https://git.kernel.org/stable/c/4f96c0665f9f4cf70130c9757750dc43dc679c82 git.kernel.org: https://git.kernel.org/stable/c/4f7d853b4590fc20e90dd50e346c02811a8c5b08 git.kernel.org: https://git.kernel.org/stable/c/4bdb92eaf645e312975357adc3c4e9523b6e67f1 git.kernel.org: https://git.kernel.org/stable/c/8b0472b50bcf0f19a5119b00a53b63579c8e1e4d