Bug 2400814 (CVE-2023-53521)

Summary: CVE-2023-53521 kernel: scsi: ses: Fix slab-out-of-bounds in ses_intf_remove()
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Version: unspecifiedKeywords: Security
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OS: Linux   
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Description OSIDB Bzimport 2025-10-01 12:08:52 UTC 
In the Linux kernel, the following vulnerability has been resolved:

scsi: ses: Fix slab-out-of-bounds in ses_intf_remove()

A fix for:

BUG: KASAN: slab-out-of-bounds in ses_intf_remove+0x23f/0x270 [ses]
Read of size 8 at addr ffff88a10d32e5d8 by task rmmod/12013

When edev->components is zero, accessing edev->component[0] members is
wrong.
Comment 1 Jon Moroney 2025-10-01 18:03:46 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025100133-CVE-2023-53521-15e2@gregkh/T