{"id":"CVE-2026-53203","summary":"accel/ivpu: Add buffer overflow check in MS get_info_ioctl","details":"In the Linux kernel, the following vulnerability has been resolved:\n\naccel/ivpu: Add buffer overflow check in MS get_info_ioctl\n\nAdd validation that the info size returned from the metric stream info\nquery is not exceeded when checked against the allocated buffer size.\nIf the firmware returns a size larger than the buffer, reject the\noperation with -EOVERFLOW instead of proceeding with an incorrect\nbuffer copy.","modified":"2026-07-08T08:07:24.468698035Z","published":"2026-06-25T08:39:10.950Z","related":["CGA-rjwh-gq69-p4hc"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53203.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/4e5047cc94bea1cc7b670b7f503358e9af0542df"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d3c12ed33e8923f3090909a1738f3e59292996a6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fa598556ecef412edcb391f144b7642e18fdfd45"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fb176425837693f50c5c9fc8db6fbb04af22bd0a"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53203.json"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-53203"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53203.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53203"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492798"},{"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":"cdfad4db7756563db7d458216d9e3c2651dddc7d"},{"fixed":"d3c12ed33e8923f3090909a1738f3e59292996a6"},{"fixed":"fa598556ecef412edcb391f144b7642e18fdfd45"},{"fixed":"4e5047cc94bea1cc7b670b7f503358e9af0542df"},{"fixed":"fb176425837693f50c5c9fc8db6fbb04af22bd0a"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53203.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.11.0"},{"fixed":"6.12.94"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.36"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.13"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53203.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:H/I:N/A:H"}]}