{"id":"CVE-2025-37792","title":"Bluetooth: btrtl: Prevent potential NULL dereference","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btrtl: Prevent potential NULL dereference\n\nThe btrtl_initialize() function checks that rtl_load_file() either\nhad an error or it loaded a zero length file.  …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < c3e9717276affe59fd8213706db021b493e81e34","Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 73dc99c0ea94abd22379b2d82cacbc73f3e18ec1","Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 2d7c60c2a38b4b461fa960ad0995136a6bfe0756","Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < d8441818690d795232331bd8358545c5c95b6b72","Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 3db6605043b50c8bb768547b23e0222f67ceef3e","Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < aaf356f872a60db1e96fb762a62c4607fd22741f","Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 53ceef799dcfc22c734d600811bfc9dd32eaea0a","Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 324dddea321078a6eeb535c2bff5257be74c9799","Linux 4.19"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:40:48.534621Z"},"published":"2025-05-01","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:41:54.091Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-37792","references":[{"url":"https://git.kernel.org/stable/c/c3e9717276affe59fd8213706db021b493e81e34"},{"url":"https://git.kernel.org/stable/c/73dc99c0ea94abd22379b2d82cacbc73f3e18ec1"},{"url":"https://git.kernel.org/stable/c/2d7c60c2a38b4b461fa960ad0995136a6bfe0756"},{"url":"https://git.kernel.org/stable/c/d8441818690d795232331bd8358545c5c95b6b72"},{"url":"https://git.kernel.org/stable/c/3db6605043b50c8bb768547b23e0222f67ceef3e"},{"url":"https://git.kernel.org/stable/c/aaf356f872a60db1e96fb762a62c4607fd22741f"},{"url":"https://git.kernel.org/stable/c/53ceef799dcfc22c734d600811bfc9dd32eaea0a"},{"url":"https://git.kernel.org/stable/c/324dddea321078a6eeb535c2bff5257be74c9799"}],"tags":["cve.org"],"epss":0.00199,"epssPercentile":0.0981,"ingestedAt":"2026-11-05T22:38:31.870Z","slug":"CVE-2025-37792","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btrtl: Prevent potential NULL dereference\n\nThe btrtl_initialize() function checks that rtl_load_file() either\nhad an error or it loaded a zero length file.  However, if it loaded\na zero length file then the error code is not set correctly.  It\nresults in an error pointer vs NULL bug, followed by a NULL pointer\ndereference.  This was detected by Smatch:\n\ndrivers/bluetooth/btrtl.c:592 btrtl_initialize() warn: passing zero to 'ERR_PTR'\n\n## Affected\n\n- `Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < c3e9717276affe59fd8213706db021b493e81e34`\n- `Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 73dc99c0ea94abd22379b2d82cacbc73f3e18ec1`\n- `Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 2d7c60c2a38b4b461fa960ad0995136a6bfe0756`\n- `Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < d8441818690d795232331bd8358545c5c95b6b72`\n- `Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 3db6605043b50c8bb768547b23e0222f67ceef3e`\n- `Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < aaf356f872a60db1e96fb762a62c4607fd22741f`\n- `Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 53ceef799dcfc22c734d600811bfc9dd32eaea0a`\n- `Linux >= 26503ad25de8c7c93a2037f919c2e49a62cf65f1 < 324dddea321078a6eeb535c2bff5257be74c9799`\n- `Linux 4.19`\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":[]}