CVE-2026-23087
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Fix potential memory leak in scsiback_remove() Memory allocated for struct vscsiblk_info in scsiback_probe() is not freed in scsiback_remove() leading to potential memory leaks on remove, as well as in the scsiback_probe() error paths. Fix that by freeing it in scsiback_remove().
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedFeb 4, 2026
First seenFeb 4, 2026
Weakness typeCWE-401CWE-401
How to fix
Update
- linux linux_kernel5.10.249, 5.15.199, 6.1.162, 6.6.122, 6.12.68, 6.18.8 or later
Patches
- git.kernel.org/stable/c/24c441f0e24da175d7912095663f526ac480dc4f
- git.kernel.org/stable/c/32e52b56056daf0f0881fd9254706acf25b4be97
- git.kernel.org/stable/c/427b0fb30ddec3bad05dcd73b00718f98c7026d2
- git.kernel.org/stable/c/4a975c72429b050c234405668b742cdecc11548e
- git.kernel.org/stable/c/901a5f309daba412e2a30364d7ec1492fa11c32c
- git.kernel.org/stable/c/a8bb3ec8d85951a56af0a72d93ccbc2aee42eef9
- git.kernel.org/stable/c/f86264ec0e2b102fcd49bf3e4f32fee669d482fc
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 3.18 ≤ v < 5.10.249, 5.11 ≤ v < 5.15.199, 5.16 ≤ v < 6.1.162, 6.2 ≤ v < 6.6.122, 6.7 ≤ v < 6.12.68, 6.13 ≤ v < 6.18.8, 6.19 | 5.10.249, 5.15.199, 6.1.162, 6.6.122, 6.12.68, 6.18.8 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.