Medium severity · published Jan 8, 2024
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
5.5
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
5.19 before 6.3; 6.3 · source: NVD
LI
linux · The Linux Kernel Organization
before 6.3~rc2 · source: vendor
UL
Ubuntu Linux · Canonical
22.04; 22.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-1032
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-1032
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
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