CVE-2024-26764

LOW
Published Apr 3, 2024 Modified Mar 18, 2025

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.

CVSS v3.1 Score

3.3
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
debian debian_linux

References

Advisories & Patches

https://git.kernel.org/stable/c/18f614369def2a11a52f569fe0f910b199d13487 https://git.kernel.org/stable/c/1dc7d74fe456944a9b1c57bd776280249f441ac6 https://git.kernel.org/stable/c/337b543e274fe7a8f47df3c8293cc6686ffa620f https://git.kernel.org/stable/c/b4eea7a05ee0ab5ab0514421e6ba8c5d249cf942 https://git.kernel.org/stable/c/b820de741ae48ccf50dd95e297889c286ff4f760 https://git.kernel.org/stable/c/d7b6fa97ec894edd02f64b83e5e72e1aa352f353 https://git.kernel.org/stable/c/e7e23fc5d5fe422827c9a43ecb579448f73876c7 https://git.kernel.org/stable/c/ea1cd64d59f22d6d13f367d62ec6e27b9344695f https://git.kernel.org/stable/c/18f614369def2a11a52f569fe0f910b199d13487 https://git.kernel.org/stable/c/1dc7d74fe456944a9b1c57bd776280249f441ac6 https://git.kernel.org/stable/c/337b543e274fe7a8f47df3c8293cc6686ffa620f https://git.kernel.org/stable/c/b4eea7a05ee0ab5ab0514421e6ba8c5d249cf942 https://git.kernel.org/stable/c/b820de741ae48ccf50dd95e297889c286ff4f760 https://git.kernel.org/stable/c/d7b6fa97ec894edd02f64b83e5e72e1aa352f353 https://git.kernel.org/stable/c/e7e23fc5d5fe422827c9a43ecb579448f73876c7 https://git.kernel.org/stable/c/ea1cd64d59f22d6d13f367d62ec6e27b9344695f

Frequently Asked Questions

What is CVE-2024-26764? +
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. It has a CVSS v3.1 base score of 3.3 (LOW).
How severe is CVE-2024-26764? +
CVE-2024-26764 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.
What products are affected by CVE-2024-26764? +
CVE-2024-26764 affects products from debian, linux, specifically: debian_linux, linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-26764? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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