CVE-2023-52656 io_uring: drop any code related to SCM_RIGHTS

What is CVE-2023-52656?

CVE-2023-52656 is a high-severity vulnerability in Debian Debian Linux, published on 13 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the Linux kernel, the following vulnerability has been resolved:

io_uring: drop any code related to SCM_RIGHTS

This is dead code after we dropped support for passing io_uring fds over SCM_RIGHTS, get rid of it.

Which versions are affected by CVE-2023-52656?

It affects 2 products.

Products include Debian Debian Linux, Linux kernel.

How do I fix CVE-2023-52656?

Apply the vendor's patch.

Is CVE-2023-52656 being exploited?

There is no known exploitation of CVE-2023-52656 in the wild and no public exploit code.

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All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as AZL-62750, BELL-CVE-2023-52656, DEBIAN-CVE-2023-52656, GHSA-3xwf-6vgx-v5xj, UBUNTU-CVE-2023-52656.