{"id":"CVE-2023-53332","summary":"genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ngenirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask()\n\nIf ipi_send_{mask|single}() is called with an invalid interrupt number, all\nthe local variables there will be NULL. ipi_send_verify() which is invoked\nfrom these functions does verify its 'data' parameter, resulting in a\nkernel oops in irq_data_get_affinity_mask() as the passed NULL pointer gets\ndereferenced.\n\nAdd a missing NULL pointer check in ipi_send_verify()...\n\nFound by Linux Verification Center (linuxtesting.org) with the SVACE static\nanalysis tool.","modified":"2026-04-11T12:46:45.503711Z","published":"2025-09-16T16:12:07.573Z","related":["SUSE-SU-2025:03614-1","SUSE-SU-2025:03615-1","SUSE-SU-2025:3761-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53332.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/7448c73d64075051f50caed2c62f46553b69ab8a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/926aef60ea64cd9becf2829f7388f48dbe8bcb11"},{"type":"WEB","url":"https://git.kernel.org/stable/c/feabecaff5902f896531dde90646ca5dfa9d4f7d"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53332.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53332"},{"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":"3b8e29a82dd16c1f2061e0b955a71cd36eeb061b"},{"fixed":"926aef60ea64cd9becf2829f7388f48dbe8bcb11"},{"fixed":"7448c73d64075051f50caed2c62f46553b69ab8a"},{"fixed":"feabecaff5902f896531dde90646ca5dfa9d4f7d"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53332.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.6.0"},{"fixed":"6.1.18"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.2.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53332.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}