CVE-2023-4132Kernel: smsusb: use-after-free caused by do_submit_urb()
- 5.5MediumCVSS base score
- 0.25%Exploitation in 30 daysEPSS · top 83% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.25% · top 83% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
Red Hat · Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-513.5.1.rt7.307.el8_9 – < *
Red Hat · Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-513.5.1.el8_9 – < *
Red Hat · Red Hat Enterprise Linux 8.6 Extended Update Support
- unaffected 0:4.18.0-372.91.1.el8_6 – < *
Red Hat · Red Hat Enterprise Linux 8.8 Extended Update Support
- unaffected 0:4.18.0-477.43.1.el8_8 – < *
Red Hat · Red Hat Virtualization 4 for Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-372.91.1.el8_6 – < *
Red Hat · Red Hat Enterprise Linux 6
All versions: unknown
Red Hat · Red Hat Enterprise Linux 7
All versions: unknown
Red Hat · Red Hat Enterprise Linux 7
All versions: unknown
Red Hat · Red Hat Enterprise Linux 9
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 9
All versions: unaffected
References
References10
- RHSA-2023:6901 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2023:7077 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:0575 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:0724 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://access.redhat.com/security/cve/CVE-2023-4132 (opens in a new tab)vdb-entryx_refsource_REDHATx_transferred
- RHBZ#2221707 (opens in a new tab)issue-trackingx_refsource_REDHATx_transferred
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html (opens in a new tab)x_transferred
- https://security.netapp.com/advisory/ntap-20231020-0005/ (opens in a new tab)x_transferred
- https://www.debian.org/security/2023/dsa-5480 (opens in a new tab)x_transferred
- https://www.debian.org/security/2023/dsa-5492 (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-54014 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-4132)Record last updated .