{"id":"CVE-2023-53251","summary":"wifi: iwlwifi: pcie: fix NULL pointer dereference in iwl_pcie_irq_rx_msix_handler()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: pcie: fix NULL pointer dereference in iwl_pcie_irq_rx_msix_handler()\n\nrxq can be NULL only when trans_pcie-\u003erxq is NULL and entry-\u003eentry\nis zero. For the case when entry-\u003eentry is not equal to 0, rxq\nwon't be NULL even if trans_pcie-\u003erxq is NULL. Modify checker to\ncheck for trans_pcie-\u003erxq.","modified":"2026-04-02T09:43:52.059327Z","published":"2025-09-15T14:46:20.886Z","related":["SUSE-SU-2025:03600-1","SUSE-SU-2025:03615-1","SUSE-SU-2025:03628-1","SUSE-SU-2025:03634-1","SUSE-SU-2025:20851-1","SUSE-SU-2025:20861-1","SUSE-SU-2025:20870-1","SUSE-SU-2025:20898-1","SUSE-SU-2025:3716-1","SUSE-SU-2025:3751-1","SUSE-SU-2025:3761-1","SUSE-SU-2025:4057-1","SUSE-SU-2025:4132-1","SUSE-SU-2025:4141-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53251.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1902f1953b8ba100ee8705cb8a6f1a9795550eca"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2d690495eb2766d58e25c83676f422219c4fcf18"},{"type":"WEB","url":"https://git.kernel.org/stable/c/390e44efcf4d390b5053ad112553155d2d097c73"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3b9de981fe7f1c6e07c7b852421ad69be3d4b6c2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f71d0fc407dd028416bec002ddcc62f5acb0346a"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53251.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53251"},{"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":"abc599efa67bb4138536360e07d677052b19e392"},{"fixed":"3b9de981fe7f1c6e07c7b852421ad69be3d4b6c2"},{"fixed":"2d690495eb2766d58e25c83676f422219c4fcf18"},{"fixed":"390e44efcf4d390b5053ad112553155d2d097c73"},{"fixed":"f71d0fc407dd028416bec002ddcc62f5acb0346a"},{"fixed":"1902f1953b8ba100ee8705cb8a6f1a9795550eca"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53251.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"}]}