{"id":"CVE-2024-50153","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: core: Fix null-ptr-deref in target_alloc_device()\n\nThere is a null-ptr-deref issue reported by KASAN:\n\nBUG: KASAN: null-ptr-deref in target_alloc_device+0…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: core: Fix null-ptr-deref in target_alloc_device()\n\nThere is a null-ptr-deref issue reported by KASAN:\n\nBUG: KASAN: null-ptr-deref in target_alloc_device+0…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.11, < 5.15.170","linux_kernel >= 5.16, < 6.1.115","linux_kernel >= 6.2, < 6.6.59","linux_kernel >= 6.7, < 6.11.6","linux_kernel = 5.10.180","linux_kernel = 6.12"],"patched":["linux_kernel 6.11.6"],"published":"2024-11-07","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:19:09.557","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-50153","references":[{"url":"https://git.kernel.org/stable/c/14a6a2adb440e4ae97bee73b2360946bd033dadd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/39e02fa90323243187c91bb3e8f2f5f6a9aacfc7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/895ab729425ef9bf3b6d2f8d0853abe64896f314","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8c1e6717f60d31f8af3937c23c4f1498529584e1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b80e9bc85bd9af378e7eac83e15dd129557bbdb6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fca6caeb4a61d240f031914413fcc69534f6dc03","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00258,"epssPercentile":0.16485,"ingestedAt":"2026-10-15T03:30:12.765Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2025-10-01T20:20:40.816008Z"},"slug":"CVE-2024-50153","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: core: Fix null-ptr-deref in target_alloc_device()\n\nThere is a null-ptr-deref issue reported by KASAN:\n\nBUG: KASAN: null-ptr-deref in target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n...\n kasan_report+0xb9/0xf0\n target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n core_dev_setup_virtual_lun0+0xef/0x1f0 [target_core_mod]\n target_core_init_configfs+0x205/0x420 [target_core_mod]\n do_one_initcall+0xdd/0x4e0\n...\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nIn target_alloc_device(), if allocing memory for dev queues fails, then\ndev will be freed by dev->transport->free_device(), but dev->transport\nis not initialized at that time, which will lead to a null pointer\nreference problem.\n\nFixing this bug by freeing dev with hba->backend->ops->free_device().\n\n## Affected\n\n- `linux_kernel >= 5.11, < 5.15.170`\n- `linux_kernel >= 5.16, < 6.1.115`\n- `linux_kernel >= 6.2, < 6.6.59`\n- `linux_kernel >= 6.7, < 6.11.6`\n- `linux_kernel = 5.10.180`\n- `linux_kernel = 6.12`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.11.6`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}