CVE-2023-1032

Name: CVE-2023-1032
Creator: NVD / NIST
Published: 2024-01-08T19:15:08.663+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2023-1032 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. The Linux kernel io_uring IORING_OP_SOCKET operation contained a double free in function __sys_socket_file() in file net/socket.c. This issue was introduced in da214a475f8bd1d3e9e7a19ddfeb4d1617551bab and fixed in 649c15c7691e9b13cbe9bf6c65c365350e056067.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

The Linux kernel io_uring IORING_OP_SOCKET operation contained a double free in function __sys_socket_file() in file net/socket.c. This issue was introduced in da214a475f8bd1d3e9e7a19ddfeb4d1617551bab and fixed in 649c15c7691e9b13cbe9bf6c65c365350e056067.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.27%

19.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Linux	Linux Kernel	>= 5.19, < 6.3	—
Linux	Linux Kernel	6.3	Rc1
Canonical	Ubuntu Linux	22.04	—
Canonical	Ubuntu Linux	22.10	—

References

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1032Third Party Advisory
https://ubuntu.com/security/notices/USN-5977-1Third Party Advisory
https://ubuntu.com/security/notices/USN-6024-1Third Party Advisory
https://ubuntu.com/security/notices/USN-6033-1Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/03/13/2Mailing List, Third Party Advisory
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1032Third Party Advisory
https://ubuntu.com/security/notices/USN-5977-1Third Party Advisory
https://ubuntu.com/security/notices/USN-6024-1Third Party Advisory
https://ubuntu.com/security/notices/USN-6033-1Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/03/13/2Mailing List, Third Party Advisory

Timeline

Published: Jan 8, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-1032?

How severe is CVE-2023-1032?

CVE-2023-1032 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2023-1032?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-1032?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST