In the Linux kernel, the following vulnerability has been resolved: io_uring: check for overflows in io_pin_pages WARNING: CPU: 0 PID: 5834 at io_uring/memmap.c:144 io_pin_pages+0x149/0x180 io_uring/memmap.c:144 CPU: 0 UID: 0 PID: 5834 Comm: syz-executor825 Not tainted 6.12.0-next-20241118-syzkaller #0 Call Trace: <TASK> __io_uaddr_map+0xfb/0x2d0 io_uring/memmap.c:183 io_rings_map io_uring/io_uring.c:2611 [inline] io_allocate_scq_urings+0x1c0/0x650 io_uring/io_uring.c:3470 io_uring_create+0x5b5/0xc00 io_uring/io_uring.c:3692 io_uring_setup io_uring/io_uring.c:3781 [inline] ... </TASK> io_pin_pages()'s uaddr parameter came directly from the user and can be garbage. Don't just add size to it as it can overflow.
| Version | Score | Severity | Vector String |
|---|---|---|---|
| 3.1 | 5.5 | Medium | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Product | Vendor | Version |
|---|---|---|
| Linux | Linux | AR120-S V200R006C10, V200R007C00, AR1200 V200R006C10, V200R006C13, V200R007C00, V200R007C02, AR1200-S V200R006C10, V200R007C00, V200R008C20, AR150 V200R006C10, V200R007C00, V200R007C02, AR150-S V200R006C10, V200R007C00, AR160 V200R006C10, V200R006C12, V200R007C00, V200R007C02, AR200 V200R006C10, V200R007C00, AR200-S V200R006C10, V200R007C00, AR2200 V200R006C10, V200R006C13, V200R006C16PWE, V200R007C00, V200R007C02, AR2200-S V200R006C10, V200R007C00, V200R008C20, AR3200 V200R006C10, V200R006C11, V200R007C00, V200R007C02, AR3600 V200R006C10, V200R007C00, AR510 V200R006C12, V200R006C13, V200R006C15, V200R006C16, V200R006C17, V200R007C00, NetEngine16EX V200R006C10, V200R007C00, SRG1300 V200R006C10, V200R007C00, V200R007C02, SRG2300 V200R006C10, V200R007C00, V200R007C02, SRG3300 V200R006C10, V200R007C00 |
| Linux | Linux | n/a |
| Linux | Linux | 12.2(33)SCG7 |
| Linux | Linux | 15.1(1)SY |