Kernel: smsusb: use-after-free caused by do_submit_urb()
CVE-2023-4132

5.5MEDIUM

Summary

A use-after-free vulnerability was found in the siano smsusb module in the Linux kernel. The bug occurs during device initialization when the siano device is plugged in. This flaw allows a local user to crash the system, causing a denial of service condition.

Affected Version(s)

Red Hat Enterprise Linux 8 0:4.18.0-513.5.1.rt7.307.el8_9

Red Hat Enterprise Linux 8 0:4.18.0-513.5.1.el8_9

Red Hat Enterprise Linux 8.6 Extended Update Support 0:4.18.0-372.91.1.el8_6

References

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Red Hat would like to thank Duoming Zhou for reporting this issue.
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