Bug 2179153 (CVE-2023-1032) - CVE-2023-1032 kernel: io_uring IORING_OP_SOCKET double free
Summary: CVE-2023-1032 kernel: io_uring IORING_OP_SOCKET double free
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2023-1032
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 2177910
TreeView+ depends on / blocked
 
Reported: 2023-03-16 18:58 UTC by Rohit Keshri
Modified: 2024-01-09 16:54 UTC (History)
38 users (show)

Fixed In Version: Kernel 6.3 RC2
Doc Type: If docs needed, set a value
Doc Text:
A double-free vulnerability was found in handling the IORING_OP_SOCKET operation with io_uring in the Linux kernel. This issue requires a memory allocation failure to happen, which is followed by a double-free of a recently allocated object.
Clone Of:
Environment:
Last Closed: 2023-03-16 22:59:57 UTC
Embargoed:

Attachments (Terms of Use)

Description Rohit Keshri 2023-03-16 18:58:52 UTC 
A double-free vulnerability was found in the handling of IORING_OP_SOCKET
operation with io_uring on the Linux kernel.

It was fixed by commit:

649c15c7691e9b13cbe9bf6c65c365350e056067 ("net: avoid double iput when sock_alloc_file fails")
Comment 1 Rohit Keshri 2023-03-16 19:13:53 UTC 
There was no shipped kernel version were seen affected with this problem.
Comment 2 Product Security DevOps Team 2023-03-16 22:59:54 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2023-1032
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