CVE-2023-53266
arm64: acpi: Fix possible memory leak of ffh_ctxt
Description
In the Linux kernel, the following vulnerability has been resolved: arm64: acpi: Fix possible memory leak of ffh_ctxt Allocated 'ffh_ctxt' memory leak is possible if the SMCCC version and conduit checks fail and -EOPNOTSUPP is returned without freeing the allocated memory. Fix the same by moving the allocation after the SMCCC version and conduit checks.
INFO
Published Date :
Sept. 16, 2025, 8:06 a.m.
Last Modified :
Sept. 16, 2025, 8:06 a.m.
Remotely Exploit :
No
Source :
Linux
Affected Products
The following products are affected by CVE-2023-53266
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Apply the kernel patch.
- Ensure memory is freed before returning.
- Verify SMCCC checks are performed correctly.
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CVE-2023-53266 vulnerability anywhere in the article.