{"id":"DEBIAN-CVE-2024-57891","details":"In the Linux kernel, the following vulnerability has been resolved:  sched_ext: Fix invalid irq restore in scx_ops_bypass()  While adding outer irqsave/restore locking, 0e7ffff1b811 (\"scx: Fix raciness in scx_ops_bypass()\") forgot to convert an inner rq_unlock_irqrestore() to rq_unlock() which could re-enable IRQ prematurely leading to the following warning:    raw_local_irq_restore() called with IRQs enabled   WARNING: CPU: 1 PID: 96 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x30/0x40   ...   Sched_ext: create_dsq (enabling)   pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)   pc : warn_bogus_irq_restore+0x30/0x40   lr : warn_bogus_irq_restore+0x30/0x40   ...   Call trace:    warn_bogus_irq_restore+0x30/0x40 (P)    warn_bogus_irq_restore+0x30/0x40 (L)    scx_ops_bypass+0x224/0x3b8    scx_ops_enable.isra.0+0x2c8/0xaa8    bpf_scx_reg+0x18/0x30   ...   irq event stamp: 33739   hardirqs last  enabled at (33739): [\u003cffff8000800b699c\u003e] scx_ops_bypass+0x174/0x3b8   hardirqs last disabled at (33738): [\u003cffff800080d48ad4\u003e] _raw_spin_lock_irqsave+0xb4/0xd8  Drop the stray _irqrestore().","modified":"2026-09-15T09:03:17.751877917Z","published":"2025-01-15T13:15:13.590Z","upstream":["CVE-2024-57891"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2024-57891"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.12.9-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-57891.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.12.9-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-57891.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}