CVE-2024-53187
MEDIUM EPSS 13.7%
Published Dec 27, 20241y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Published Dec 27, 2024 1y ago
Last Modified Jun 17, 2026 1w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
13.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-190 Integer Overflow or Wraparound Numeric Error
Affected Products 2
References 3
- git.kernel.org https://git.kernel.org/stable/c/0c0a4eae26ac78379d0c1db053de168a8febc6c9
- git.kernel.org https://git.kernel.org/stable/c/29eac3eca72d4c2a71122050c37cd7d8f73ac4f3
- git.kernel.org https://git.kernel.org/stable/c/aaa90844afd499c9142d0199dfda74439314c013
Remediation
- git.kernel.org https://git.kernel.org/stable/c/0c0a4eae26ac78379d0c1db053de168a8febc6c9
- git.kernel.org https://git.kernel.org/stable/c/29eac3eca72d4c2a71122050c37cd7d8f73ac4f3
- git.kernel.org https://git.kernel.org/stable/c/aaa90844afd499c9142d0199dfda74439314c013