CVE-2024-26764

Low

Description

In the Linux kernel, the following vulnerability has been resolved: fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio If kiocb_set_cancel_fn() is called for I/O submitted via io_uring, the following kernel warning appears: WARNING: CPU: 3 PID: 368 at fs/aio.c:598 kiocb_set_cancel_fn+0x9c/0xa8 Call trace: kiocb_set_cancel_fn+0x9c/0xa8 ffs_epfile_read_iter+0x144/0x1d0 io_read+0x19c/0x498 io_issue_sqe+0x118/0x27c io_submit_sqes+0x25c/0x5fc __arm64_sys_io_uring_enter+0x104/0xab0 invoke_syscall+0x58/0x11c el0_svc_common+0xb4/0xf4 do_el0_svc+0x2c/0xb0 el0_svc+0x2c/0xa4 el0t_64_sync_handler+0x68/0xb4 el0t_64_sync+0x1a4/0x1a8 Fix this by setting the IOCB_AIO_RW flag for read and write I/O that is submitted by libaio.

SeverityLow
CVSS3.3
Exploit probability—
ProductLinux Kernel
PublishedApr 3, 2024
First seenApr 3, 2024

How to fix

Update
  • linux linux_kernel4.19.308, 5.4.270, 5.10.211, 5.15.150, 6.1.80, 6.6.19, 6.7.7 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernelv < 4.19.308, 4.20 ≤ v < 5.4.270, 5.5 ≤ v < 5.10.211, 5.11 ≤ v < 5.15.150, 5.16 ≤ v < 6.1.80, 6.2 ≤ v < 6.6.19, 6.7 ≤ v < 6.7.7, 6.84.19.308, 5.4.270, 5.10.211, 5.15.150, 6.1.80, 6.6.19, 6.7.7
debian debian_linux10.0—

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