{"id":"CVE-2026-43148","summary":"powerpc/smp: Add check for kcalloc() failure in parse_thread_groups()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/smp: Add check for kcalloc() failure in parse_thread_groups()\n\nAs kcalloc() may fail, check its return value to avoid a NULL pointer\ndereference when passing it to of_property_read_u32_array().","modified":"2026-05-28T03:53:31.147510614Z","published":"2026-05-06T11:27:30.902Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43148.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1de31dba19c3cd0c1caf388a286b46df638f0b91"},{"type":"WEB","url":"https://git.kernel.org/stable/c/33c1c6d8a28a2761ac74b0380b2563cf546c2a3a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8b221db0b7d24675e465e98d9326d298025a4e8d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9d0ca11258e7b452653d04310addfec1753de1a2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b265e53d9adfbb5751713185843f7188aa9dd066"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ca46d2092f307385a7acfb42632056570d6dbbbc"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43148.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43148"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2"},{"fixed":"1de31dba19c3cd0c1caf388a286b46df638f0b91"},{"fixed":"b265e53d9adfbb5751713185843f7188aa9dd066"},{"fixed":"9d0ca11258e7b452653d04310addfec1753de1a2"},{"fixed":"ca46d2092f307385a7acfb42632056570d6dbbbc"},{"fixed":"9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72"},{"fixed":"8b221db0b7d24675e465e98d9326d298025a4e8d"},{"fixed":"33c1c6d8a28a2761ac74b0380b2563cf546c2a3a"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-43148.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.202"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.165"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.128"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.75"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.16"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"6.19.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-43148.json"}}],"schema_version":"1.7.5"}