vulnerability

Huawei EulerOS: CVE-2024-53187: kernel security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Dec 27, 2024
Added
Mar 19, 2025
Modified
Aug 13, 2025

Description

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.

Solutions

huawei-euleros-2_0_sp12-upgrade-bpftoolhuawei-euleros-2_0_sp12-upgrade-kernelhuawei-euleros-2_0_sp12-upgrade-kernel-abi-stablelistshuawei-euleros-2_0_sp12-upgrade-kernel-toolshuawei-euleros-2_0_sp12-upgrade-kernel-tools-libshuawei-euleros-2_0_sp12-upgrade-python3-perf
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