# CVE-2023-4132: linux: A use-after-free vulnerability was found in the siano smsusb module in the Linux kernel

CVE-2023-4132 is fixed in 38 products on 1 platform, first by DEBIAN-CVE-2023-4132, released August 3, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-4132
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0025
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 3, 2023

## 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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bpftool RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | bpftool almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | bpftool ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-abi-stablelists RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-abi-stablelists almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-abi-stablelists ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-core RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-core almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-core ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-cross-headers almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-cross-headers ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-debug RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-debug-core RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug-core almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug-core ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-debug-devel RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug-devel almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug-devel ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-debug-modules RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug-modules almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug-modules ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-debug-modules-extra RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug-modules-extra almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-debug-modules-extra ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-devel RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-devel almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-devel ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-doc RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-doc almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-doc ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-headers almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-headers ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-modules RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-modules almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-modules ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-modules-extra RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-modules-extra almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-modules-extra ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-rt RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-core RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-debug RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-debug-core RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-debug-devel RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-debug-kvm RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-debug-modules RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-debug-modules-extra RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-devel RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-kvm RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-modules RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-rt-modules-extra RHEL 8 | 0:4.18.0-513.5.1.rt7.307.el8_9 | [RHSA-2023:6901](https://patchblox.com/security/data/fix/linux/rhsa-2023-6901.md) | Nov 14, 2023 |
| Linux | kernel-tools RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-tools almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-tools ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-tools-libs RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-tools-libs almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-tools-libs ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-tools-libs-devel RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-tools-libs-devel almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-tools-libs-devel ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | kernel-zfcpdump RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump-core RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump-core almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump-devel RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump-devel almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump-modules RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump-modules almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump-modules-extra RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | kernel-zfcpdump-modules-extra almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | linux Debian 12.15 (bookworm) | 6.1.52-1 | [DEBIAN-CVE-2023-4132](https://patchblox.com/security/data/fix/linux/debian-cve-2023-4132.md) | Aug 3, 2023 |
| Linux | linux Debian 13.5 (trixie) | 6.4.4-1 | [DEBIAN-CVE-2023-4132](https://patchblox.com/security/data/fix/linux/debian-cve-2023-4132.md) | Aug 3, 2023 |
| Linux | linux Debian 14 | 6.4.4-1 | [DEBIAN-CVE-2023-4132](https://patchblox.com/security/data/fix/linux/debian-cve-2023-4132.md) | Aug 3, 2023 |
| Linux | perf RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | perf almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | perf ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |
| Linux | python3-perf RHEL 8 | 0:4.18.0-513.5.1.el8_9 | [RHSA-2023:7077](https://patchblox.com/security/data/fix/linux/rhsa-2023-7077.md) | Nov 14, 2023 |
| Linux | python3-perf almalinux 8 | 4.18.0-513.5.1.el8_9 | [ALSA-2023:7077](https://patchblox.com/security/data/fix/linux/alsa-2023-7077.md) | Nov 14, 2023 |
| Linux | python3-perf ol 8 | 0:4.18.0-513.5.1.el8_9 | [ELSA-2023-7077](https://patchblox.com/security/data/fix/linux/elsa-2023-7077.md) | Nov 17, 2023 |

---

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