Threats Tagged 'cve-2026-43427'
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Threats Tagged 'cve-2026-43427'
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In the Linux kernel, the following vulnerability has been resolved: usb: class: cdc-wdm: fix reordering issue in read code path Quoting the bug… (CVE-2026-43427)CVE-2026-43427 0 In the Linux kernel, the following vulnerability has been resolved: usb: class: cdc-wdm: fix reordering issue in read code path Quoting the bug report: Due to compiler optimization or CPU out-of-order execution, the desc->length update can be reordered before the memmove. If this happens, wdm_read() can see the new length and call copy_to_user() on uninitialized memory. This also violates LKMM data race rules [1]. Fix it by using WRITE_ONCE and memory barriers. Join the discussion | GCVE Database | 05/08/2026, 15:16:00 UTC Added: 07/17/2026, 10:23:08 UTC |
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