CVE-2026-43148
MEDIUM severity · CVSS 5.5 · CWE-476
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc() failure in parse_thread_groups() As kcalloc() may fail, check its return value to avoid a NULL pointer dereference when passing it to of_property_read_u32_array().
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/1de31dba19c3cd0c1caf388a286b46df638f0b91 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/1de31dba19c3cd0c1caf388a286b46df638f0b91Patch
- https://git.kernel.org/stable/c/33c1c6d8a28a2761ac74b0380b2563cf546c2a3aPatch
- https://git.kernel.org/stable/c/8b221db0b7d24675e465e98d9326d298025a4e8dPatch
- https://git.kernel.org/stable/c/9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72Patch
- https://git.kernel.org/stable/c/9d0ca11258e7b452653d04310addfec1753de1a2Patch
- https://git.kernel.org/stable/c/b265e53d9adfbb5751713185843f7188aa9dd066Patch
- https://git.kernel.org/stable/c/ca46d2092f307385a7acfb42632056570d6dbbbcPatch