CVE-2023-1032

low-risk
Published 2024-01-08

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.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10 Medium
LOCAL / HIGH complexity

Affected Products (4)

Affected Vendors

Linux Canonical

References (10)

Third Party Advisory https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1032
Third Party Advisory https://ubuntu.com/security/notices/USN-5977-1
Third Party Advisory https://ubuntu.com/security/notices/USN-6024-1
Third Party Advisory https://ubuntu.com/security/notices/USN-6033-1
Mailing List https://www.openwall.com/lists/oss-security/2023/03/13/2
Third Party Advisory https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1032
Third Party Advisory https://ubuntu.com/security/notices/USN-5977-1
Third Party Advisory https://ubuntu.com/security/notices/USN-6024-1
Third Party Advisory https://ubuntu.com/security/notices/USN-6033-1
Mailing List https://www.openwall.com/lists/oss-security/2023/03/13/2
22
/ 100
low-risk
Severity 12/34 · Low
Exploitability 0/34 · Minimal
Exposure 10/34 · Low