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().

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2 affected < 1de31dba19c3cd0c1caf388a286b46df638f0b91
790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2 affected < b265e53d9adfbb5751713185843f7188aa9dd066
790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2 affected < 9d0ca11258e7b452653d04310addfec1753de1a2
790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2 affected < ca46d2092f307385a7acfb42632056570d6dbbbc
790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2 affected < 9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72
790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2 affected < 8b221db0b7d24675e465e98d9326d298025a4e8d
790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2 affected < 33c1c6d8a28a2761ac74b0380b2563cf546c2a3a
Linux Linux affected
Version Status Constraints
5.11 affected —
0 unaffected < 5.11
5.15.202 unaffected ≤ 5.15.*
6.1.165 unaffected ≤ 6.1.*
6.6.128 unaffected ≤ 6.6.*
6.12.75 unaffected ≤ 6.12.*
6.18.16 unaffected ≤ 6.18.*
6.19.6 unaffected ≤ 6.19.*
7.0 unaffected ≤ *

No data.

No data.

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/1de31dba19c3cd0c1caf388a286b46df638f0b91 cve-icon cve-icon
https://git.kernel.org/stable/c/33c1c6d8a28a2761ac74b0380b2563cf546c2a3a cve-icon cve-icon
https://git.kernel.org/stable/c/8b221db0b7d24675e465e98d9326d298025a4e8d cve-icon cve-icon
https://git.kernel.org/stable/c/9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72 cve-icon cve-icon
https://git.kernel.org/stable/c/9d0ca11258e7b452653d04310addfec1753de1a2 cve-icon cve-icon
https://git.kernel.org/stable/c/b265e53d9adfbb5751713185843f7188aa9dd066 cve-icon cve-icon
https://git.kernel.org/stable/c/ca46d2092f307385a7acfb42632056570d6dbbbc cve-icon cve-icon
History

Wed, 06 May 2026 16:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-476

Wed, 06 May 2026 12:15:00 +0000

Type Values Removed Values Added
Description 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().
Title powerpc/smp: Add check for kcalloc() failure in parse_thread_groups()
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-06T11:27:30.902Z

Reserved: 2026-05-01T14:12:55.989Z

Link: CVE-2026-43148

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-06T12:16:32.417

Modified: 2026-05-06T13:07:51.607

Link: CVE-2026-43148

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-06T18:00:11Z

Weaknesses