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CVE-2023-4132

MEDIUMCVSS 5.5/10EPSS 0.26%

Last modified

CVE-2023-4132 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.26%

16.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel<= 6.2.16
RedhatEnterprise Linux8.0
RedhatEnterprise Linux For Real Time8.0
RedhatEnterprise Linux For Real Time For Nfv8.0
FedoraprojectFedoraAll versions
DebianDebian Linux10.0
DebianDebian Linux11.0
DebianDebian Linux12.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-4132?
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.
How severe is CVE-2023-4132?
CVE-2023-4132 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2023-4132?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-4132?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST