CVE-2026-43148
Not scored
powerpc/smp: Add check for kcalloc() failure in parse_thread_groups()
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().
Exploit probability
0.1%
Published
May 6, 2026
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-43148
View original source
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().
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/1de31dba19c3cd0c1caf388a286b46df638f0b91
- https://git.kernel.org/stable/c/33c1c6d8a28a2761ac74b0380b2563cf546c2a3a
- https://git.kernel.org/stable/c/8b221db0b7d24675e465e98d9326d298025a4e8d
- https://git.kernel.org/stable/c/9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72
- https://git.kernel.org/stable/c/9d0ca11258e7b452653d04310addfec1753de1a2
- https://git.kernel.org/stable/c/b265e53d9adfbb5751713185843f7188aa9dd066
- https://git.kernel.org/stable/c/ca46d2092f307385a7acfb42632056570d6dbbbc
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43148.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-43148