{"cve":"CVE-2024-27412","nvd":{"published":"2024-05-17T12:15:12.130","modified":"2026-06-17T07:19:51.360","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: bq27xxx-i2c: Do not free non existing IRQ\n\nThe bq27xxx i2c-client may not have an IRQ, in which case\nclient->irq will be 0. bq27xxx_battery_i2c_probe() already has\nan if (client->irq) check wrapping the request_threaded_irq().\n\nBut bq27xxx_battery_i2c_remove() unconditionally calls\nfree_irq(client->irq) leading to:\n\n[  190.310742] ------------[ cut here ]------------\n[  190.310843] Trying to free already-free IRQ 0\n[  190.310861] WARNING: CPU: 2 PID: 1304 at kernel/irq/manage.c:1893 free_irq+0x1b8/0x310\n\nFollowed by a backtrace when unbinding the driver. Add\nan if (client->irq) to bq27xxx_battery_i2c_remove() mirroring\nprobe() to fix this.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/083686474e7c97b0f8b66df37fcb64e432e8b771","https://git.kernel.org/stable/c/2df70149e73e79783bcbc7db4fa51ecef0e2022c","https://git.kernel.org/stable/c/7394abc8926adee6a817bab10797e0adc898af77","https://git.kernel.org/stable/c/cefe18e9ec84f8fe3e198ccebb815cc996eb9797","https://git.kernel.org/stable/c/d4d813c0a14d6bf52d810a55db06a2e7e3d98eaa"],"products":["debian:debian_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2024-27412","score":0.00246,"percentile":0.15927,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}