CVE-2023-1032

5.5 mediumEPSS 0.3%

Medium (5.5). EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

5.5 medium

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)
CWE: CWE-415
Published: 2024-01-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

canonical:ubuntu_linux
linux:linux_kernel

References

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

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