{"cve":"CVE-2023-53550","nvd":{"published":"2025-10-04T16:15:50.260","modified":"2026-06-17T06:45:35.137","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncpufreq: amd-pstate: fix global sysfs attribute type\n\nIn commit 3666062b87ec (\"cpufreq: amd-pstate: move to use bus_get_dev_root()\")\nthe \"amd_pstate\" attributes where moved from a dedicated kobject to the\ncpu root kobject.\n\nWhile the dedicated kobject expects to contain kobj_attributes the root\nkobject needs device_attributes.\n\nAs the changed arguments are not used by the callbacks it works most of\nthe time.\nHowever CFI will detect this issue:\n\n[ 4947.849350] CFI failure at dev_attr_show+0x24/0x60 (target: show_status+0x0/0x70; expected type: 0x8651b1de)\n...\n[ 4947.849409] Call Trace:\n[ 4947.849410]  <TASK>\n[ 4947.849411]  ? __warn+0xcf/0x1c0\n[ 4947.849414]  ? dev_attr_show+0x24/0x60\n[ 4947.849415]  ? report_cfi_failure+0x4e/0x60\n[ 4947.849417]  ? handle_cfi_failure+0x14c/0x1d0\n[ 4947.849419]  ? __cfi_show_status+0x10/0x10\n[ 4947.849420]  ? handle_bug+0x4f/0x90\n[ 4947.849421]  ? exc_invalid_op+0x1a/0x60\n[ 4947.849422]  ? asm_exc_invalid_op+0x1a/0x20\n[ 4947.849424]  ? __cfi_show_status+0x10/0x10\n[ 4947.849425]  ? dev_attr_show+0x24/0x60\n[ 4947.849426]  sysfs_kf_seq_show+0xa6/0x110\n[ 4947.849433]  seq_read_iter+0x16c/0x4b0\n[ 4947.849436]  vfs_read+0x272/0x2d0\n[ 4947.849438]  ksys_read+0x72/0xe0\n[ 4947.849439]  do_syscall_64+0x76/0xb0\n[ 4947.849440]  ? do_user_addr_fault+0x252/0x650\n[ 4947.849442]  ? exc_page_fault+0x7a/0x1b0\n[ 4947.849443]  entry_SYSCALL_64_after_hwframe+0x72/0xdc","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/5e720f8c8c9d959283c3908bbf32a91a01a86547","https://git.kernel.org/stable/c/ddcfc33a20380508f7fea18e1c330abe17ed4fc0"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:11:26.888974865+00:00"},"epss":{"cve":"CVE-2023-53550","score":0.0014,"percentile":0.03327,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}