{"cve":"CVE-2024-57939","nvd":{"published":"2025-01-21T13:15:07.903","modified":"2026-06-17T08:14:16.580","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nriscv: Fix sleeping in invalid context in die()\n\ndie() can be called in exception handler, and therefore cannot sleep.\nHowever, die() takes spinlock_t which can sleep with PREEMPT_RT enabled.\nThat causes the following warning:\n\nBUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48\nin_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 285, name: mutex\npreempt_count: 110001, expected: 0\nRCU nest depth: 0, expected: 0\nCPU: 0 UID: 0 PID: 285 Comm: mutex Not tainted 6.12.0-rc7-00022-ge19049cf7d56-dirty #234\nHardware name: riscv-virtio,qemu (DT)\nCall Trace:\n    dump_backtrace+0x1c/0x24\n    show_stack+0x2c/0x38\n    dump_stack_lvl+0x5a/0x72\n    dump_stack+0x14/0x1c\n    __might_resched+0x130/0x13a\n    rt_spin_lock+0x2a/0x5c\n    die+0x24/0x112\n    do_trap_insn_illegal+0xa0/0xea\n    _new_vmalloc_restore_context_a0+0xcc/0xd8\nOops - illegal instruction [#1]\n\nSwitch to use raw_spinlock_t, which does not sleep even with PREEMPT_RT\nenabled.","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/10c24df2e303f517fab0359392c11b6b1d553f2b","https://git.kernel.org/stable/c/6a97f4118ac07cfdc316433f385dbdc12af5025e","https://git.kernel.org/stable/c/76ab0afcdbe8c9685b589016ee1c0e25fe596707","https://git.kernel.org/stable/c/8c38baa03ac8e18140faf36a3b955d30cad48e74","https://git.kernel.org/stable/c/c21df31fc2a4afc02a6e56511364e9e793ea92ec"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:58:41.599736885+00:00"},"epss":{"cve":"CVE-2024-57939","score":0.00207,"percentile":0.10813,"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."]}