Home/CVE/The Linux kernel io_uring IORING_OP_SOCKET operation contained a double free in function __sys_socket_file() in file net
CVE

CVE-2023-1032

The Linux kernel io_uring IORING_OP_SOCKET operation contained a double free in function __sys_socket_file() in file net

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.

MEDIUM · CVSS 4.7 EPSS 0.00065
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-415Double Free
CWE-415Double Free
▤

Affected Products & Versions

3
linux kernel>= 5.19 and < 6.3
linux kernelall versions
canonical ubuntu linuxall versions
▣

Scoring & Timeline

4.7
MEDIUM · CVSS v3.1 · security@ubuntu.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Jan 2024 · 07:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

3
usnUSN-6033-1
usnUSN-6024-1
usnUSN-5977-1
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1032Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/03/13/2Mailing ListThird Party Advisory
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