{"id":"CVE-2026-23422","summary":"dpaa2-switch: Fix interrupt storm after receiving bad if_id in IRQ handler","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndpaa2-switch: Fix interrupt storm after receiving bad if_id in IRQ handler\n\nCommit 31a7a0bbeb00 (\"dpaa2-switch: add bounds check for if_id in IRQ\nhandler\") introduces a range check for if_id to avoid an out-of-bounds\naccess. If an out-of-bounds if_id is detected, the interrupt status is\nnot cleared. This may result in an interrupt storm.\n\nClear the interrupt status after detecting an out-of-bounds if_id to avoid\nthe problem.\n\nFound by an experimental AI code review agent at Google.","modified":"2026-07-15T02:17:48.180212841Z","published":"2026-04-03T13:24:31.281Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23422.json"},"references":[{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/html/ssa-019113.html"},{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/html/ssa-082556.html"},{"type":"WEB","url":"https://git.kernel.org/stable/c/00f42ace446f1e4bf84988f2281131f52cd32796"},{"type":"WEB","url":"https://git.kernel.org/stable/c/28fd8ac1d49389cb230d712116f54e27ebec11b8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/74badb9c20b1a9c02a95c735c6d3cd6121679c93"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7def51cb9fb8b8d5342443372b8cf28d8fbd7f3d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b5bababe7703a7322bc59b803ab1587887a2a5e4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c7becfe3e604d138bd53b8ac3111b2b3e8ec6b0e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fa4412cdc5178a48799bafcb8af28fd2fbf3d703"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23422.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23422"},{"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":"77611cab5bdfff7a070ae574bbfba20a1de99d1b"},{"fixed":"7def51cb9fb8b8d5342443372b8cf28d8fbd7f3d"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"34b56c16efd61325d80bf1d780d0e176be662f59"},{"fixed":"b5bababe7703a7322bc59b803ab1587887a2a5e4"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"f89e33c9c37f0001b730e23b3b05ab7b1ecface2"},{"fixed":"c7becfe3e604d138bd53b8ac3111b2b3e8ec6b0e"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"2447edc367800ba914acf7ddd5d250416b45fb31"},{"fixed":"fa4412cdc5178a48799bafcb8af28fd2fbf3d703"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1b381a638e1851d8cfdfe08ed9cdbec5295b18c9"},{"fixed":"00f42ace446f1e4bf84988f2281131f52cd32796"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"31a7a0bbeb006bac2d9c81a2874825025214b6d8"},{"fixed":"28fd8ac1d49389cb230d712116f54e27ebec11b8"},{"fixed":"74badb9c20b1a9c02a95c735c6d3cd6121679c93"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"5.15.200"},{"fixed":"5.15.203"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.1.163"},{"fixed":"6.1.167"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.6.124"},{"fixed":"6.6.130"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.12.70"},{"fixed":"6.12.77"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.18.10"},{"fixed":"6.18.17"}]}],"versions":["v5.15.202","v5.15.201","v5.15.200","v6.1.166","v6.1.165","v6.1.164","v6.1.163","v6.6.129","v6.6.128","v6.6.127","v6.6.126","v6.6.125","v6.6.124","v6.12.76","v6.12.75","v6.12.74","v6.12.73","v6.12.72","v6.12.71","v6.12.70","v6.18.16","v6.18.15","v6.18.14","v6.18.13","v6.18.12","v6.18.11","v6.18.10"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23422.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.203"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.167"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.130"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.77"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.17"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"6.19.7"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23422.json"}}],"schema_version":"1.7.5"}