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().
Affected products
linux: linux kernel
References7
- git.kernel.org/stable/c/1de31dba19c3cd0c1caf388a286b46df638f0b91 Patch
- git.kernel.org/stable/c/33c1c6d8a28a2761ac74b0380b2563cf546c2a3a Patch
- git.kernel.org/stable/c/8b221db0b7d24675e465e98d9326d298025a4e8d Patch
- git.kernel.org/stable/c/9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72 Patch
- git.kernel.org/stable/c/9d0ca11258e7b452653d04310addfec1753de1a2 Patch
- git.kernel.org/stable/c/b265e53d9adfbb5751713185843f7188aa9dd066 Patch
- git.kernel.org/stable/c/ca46d2092f307385a7acfb42632056570d6dbbbc Patch
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 2 · as of 13 November 2026
- CWE
- CWE-476
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.