CVE-2026-90034

Summary

In the Linux kernel, the following vulnerability has been resolved:

usb: image: mdc800: change kmalloc() to kzalloc()

Change the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and download_urb_buffer to kzalloc(), avoiding potential stack leaks if a shorter message is received in mdc800_usb_irq() and mdc800_usb_download_notify()

Affected Software

VendorProductVersion RangeStatus
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 6c601410d1a9ae645f604fe2f61b9f4942c77dfbaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 2df8f7720ed91f1aad4f128553b6e90c7c5fac1eaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7daffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 553c375e86a49882e95840565512e17bff31cc3aaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 8c38049879f2108f57c98f03cc7f3db51a12bdabaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 838455cc8bfe1278150d1d776529edea6cd4c1ddaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < e22428f0c038c23109c0383a235aa607b0cd4c95affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 2430eb81e44111b30eeb5273bbcf8b24ca517ef9affected
LinuxLinux0 < 5.10.270affected
LinuxLinux0 < 5.15.221affected
LinuxLinux0 < 6.1.188affected
LinuxLinux0 < 6.6.157affected
LinuxLinux0 < 6.12.110affected
LinuxLinux0 < 6.18.51affected
LinuxLinux0 < 7.2.5affected
LinuxLinux5.10.270 <= 5.10.*unaffected
LinuxLinux5.15.221 <= 5.15.*unaffected
LinuxLinux6.1.188 <= 6.1.*unaffected
LinuxLinux6.6.157 <= 6.6.*unaffected
LinuxLinux6.12.110 <= 6.12.*unaffected
LinuxLinux6.18.51 <= 6.18.*unaffected
LinuxLinux7.2.5 <= 7.2.*unaffected
LinuxLinux7.3-rc2 <= *unaffected

Weaknesses

References