MEDIUM 4.7 Microsoft
CVE-2023-0468
A use-after-free flaw was found in io_uring/poll.c in io_poll_check_events in the io_uring subcomponent in the Linux Kernel due to a race condition of poll_refs. This flaw may cause a NULL pointer dereference.
Microsoft Security Update 2023-Jan: A use-after-free flaw was found in io_uring/poll.c in io_poll_check_events in the io_uring subcomponent in the Linux Kernel due to a race condition of poll_refs. This flaw may cause a NULL pointer dereference.
Affected Products
- cm1 kernel 5.10.189.1-1 on CBL Mariner 1.0
- cbl2 kernel 5.15.92.1-1 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-0468
- https://nvd.nist.gov/vuln/detail/CVE-2023-0468
This medium severity vulnerability with a CVSS score of 4.7 was published on 2023-01-10 via Microsoft. Affected: cm1 kernel 5.10.189.1-1 on CBL Mariner 1.0, cbl2 kernel 5.15.92.1-1 on CBL Mariner 2.0.
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