{"id":"CVE-2026-90034","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: image: mdc800: change kmalloc() to kzalloc()\n\nChange the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and\ndownload_urb_buffer to kzalloc(), avoiding pot…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: image: mdc800: change kmalloc() to kzalloc()\n\nChange the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and\ndownload_urb_buffer to kzalloc(), avoiding pot…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 6c601410d1a9ae645f604fe2f61b9f4942c77dfb","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 2df8f7720ed91f1aad4f128553b6e90c7c5fac1e","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7d","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 553c375e86a49882e95840565512e17bff31cc3a","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 8c38049879f2108f57c98f03cc7f3db51a12bdab","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 838455cc8bfe1278150d1d776529edea6cd4c1dd","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < e22428f0c038c23109c0383a235aa607b0cd4c95","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 2430eb81e44111b30eeb5273bbcf8b24ca517ef9","Linux < 5.10.270","Linux < 5.15.221","Linux < 6.1.188","Linux < 6.6.157","Linux < 6.12.110","Linux < 6.18.51","Linux < 7.2.5","Linux (all versions)"],"published":"2026-09-16","updated":"2026-09-17","sourceUpdated":"2026-09-17T10:17:06.167","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90034","references":[{"url":"https://git.kernel.org/stable/c/2430eb81e44111b30eeb5273bbcf8b24ca517ef9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/2df8f7720ed91f1aad4f128553b6e90c7c5fac1e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/553c375e86a49882e95840565512e17bff31cc3a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6c601410d1a9ae645f604fe2f61b9f4942c77dfb","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/838455cc8bfe1278150d1d776529edea6cd4c1dd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8c38049879f2108f57c98f03cc7f3db51a12bdab","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e22428f0c038c23109c0383a235aa607b0cd4c95","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-16T10:53:53.935Z","epss":0.00196,"epssPercentile":0.0963,"slug":"CVE-2026-90034","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nusb: image: mdc800: change kmalloc() to kzalloc()\n\nChange the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and\ndownload_urb_buffer to kzalloc(), avoiding potential stack leaks if a\nshorter message is received in mdc800_usb_irq() and\nmdc800_usb_download_notify()\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}