{"id":"CVE-2026-93077","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ncxl/features: Clamp Get Feature output size to the remaining buffer\n\ncxl_get_feature() reads a feature in a loop but passes a fixed size_out\nas the output capacity ever…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ncxl/features: Clamp Get Feature output size to the remaining buffer\n\ncxl_get_feature() reads a feature in a loop but passes a fixed size_out\nas the output capacity ever…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 5e5ac21f629de796ab5d598b59c5e468c6fe4f95 < b8abbd5c2928fd839dab702244cc57b228ab43aa","Linux >= 5e5ac21f629de796ab5d598b59c5e468c6fe4f95 < ca95b15a0760e7724e61addbdd61050be13b6406","Linux >= 5e5ac21f629de796ab5d598b59c5e468c6fe4f95 < 2aeb21fe557ef154f0cdf4f9745ebd8d5b31ca83","Linux 6.15"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:18:01.643","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93077","references":[{"url":"https://git.kernel.org/stable/c/2aeb21fe557ef154f0cdf4f9745ebd8d5b31ca83","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b8abbd5c2928fd839dab702244cc57b228ab43aa","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ca95b15a0760e7724e61addbdd61050be13b6406","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-17T16:21:47.762Z","epss":0.00198,"epssPercentile":0.09857,"slug":"CVE-2026-93077","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ncxl/features: Clamp Get Feature output size to the remaining buffer\n\ncxl_get_feature() reads a feature in a loop but passes a fixed size_out\nas the output capacity every iteration. On the last partial iteration\nthe buffer has less room left, so a device that returns more than asked\ncan overflow feat_out.\n\nUse the per-iter size data_to_rd_size, which already tracks the\nremaining room, as the output capacity.\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":[]}