{"id":"DEBIAN-CVE-2024-38385","details":"In the Linux kernel, the following vulnerability has been resolved:  genirq/irqdesc: Prevent use-after-free in irq_find_at_or_after()  irq_find_at_or_after() dereferences the interrupt descriptor which is returned by mt_find() while neither holding sparse_irq_lock nor RCU read lock, which means the descriptor can be freed between mt_find() and the dereference:      CPU0                            CPU1     desc = mt_find()                                     delayed_free_desc(desc)     irq_desc_get_irq(desc)  The use-after-free is reported by KASAN:      Call trace:      irq_get_next_irq+0x58/0x84      show_stat+0x638/0x824      seq_read_iter+0x158/0x4ec      proc_reg_read_iter+0x94/0x12c      vfs_read+0x1e0/0x2c8      Freed by task 4471:      slab_free_freelist_hook+0x174/0x1e0      __kmem_cache_free+0xa4/0x1dc      kfree+0x64/0x128      irq_kobj_release+0x28/0x3c      kobject_put+0xcc/0x1e0      delayed_free_desc+0x14/0x2c      rcu_do_batch+0x214/0x720  Guard the access with a RCU read lock section.","modified":"2026-09-15T09:03:14.128455537Z","published":"2024-06-25T15:15:13.487Z","upstream":["CVE-2024-38385"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2024-38385"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.9.7-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-38385.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.9.7-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-38385.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"}]}