Vulnerability Details : CVE-2023-1032
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.
Vulnerability category: Memory Corruption
Products affected by CVE-2023-1032
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:22.10:*:*:*:-:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-1032
0.01%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 1 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-1032
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST | 2024-01-11 |
|
4.7
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H |
0.5
|
4.2
|
Canonical Ltd. | 2024-01-08 |
CWE ids for CVE-2023-1032
-
The product calls free() twice on the same memory address.Assigned by:
- nvd@nist.gov (Primary)
- security@ubuntu.com (Secondary)
References for CVE-2023-1032
-
https://ubuntu.com/security/notices/USN-6024-1
USN-6024-1: Linux kernel vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
-
https://www.openwall.com/lists/oss-security/2023/03/13/2
oss-security - CVE-2023-1032 - Linux kernel io_uring IORING_OP_SOCKET double freeMailing List;Third Party Advisory
-
https://ubuntu.com/security/notices/USN-5977-1
USN-5977-1: Linux kernel (OEM) vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
-
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1032
CVE - CVE-2023-1032Third Party Advisory
-
https://ubuntu.com/security/notices/USN-6033-1
USN-6033-1: Linux kernel (OEM) vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
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