Race condition in backstage Linux Kernel
Priority LOW 31CWE-362Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
In the Linux Kernel before version 4.16.11, 4.14.43, 4.9.102, and 4.4.133, multiple race condition errors when handling probe, disconnect, and rebind operations can be exploited to trigger a use-after-free condition or a NULL pointer dereference by sending multiple USB over IP packets.
Why it matters now
EPSS 0.00366 30th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| backstage | Linux Kernel | Before version 4.16.11, 4.14.43, 4.9.102, and 4.4.133 | — | No fix listed | CNA |
- Linux Kernel Vendorbackstage Affected Before version 4.16.11, 4.14.43, 4.9.102, and 4.4.133 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 4.4.133; 4.5 – 4.9.102; 4.10 – 4.14.43; 4.15 – 4.16.11 | Vulnerable | Linux |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | 16.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 18.04 | Vulnerable | Canonical |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 4.4.133; 4.5 – 4.9.102; 4.10 – 4.14.43; 4.15 – 4.16.11 Vulnerable ·Linux
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 5 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise MRG 2
Timeline
- 2026-10-02 Threatist record created from CVE-2018-5814
- 2026-10-03 Alias added: GHSA-6345-747p-2qjq
References
Patch 2
Advisory 15
- USN-3752-2
- [debian-lts-announce] 20180714 [SECURITY] [DLA 1422-1] linux security update
- USN-3696-1
- USN-3752-3
- [debian-lts-announce] 20180715 [SECURITY] [DLA 1422-2] linux security update
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.11
- [debian-lts-announce] 20180718 [SECURITY] [DLA 1423-1] linux-4.9 new package
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.43
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.133
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.102
- https://secuniaresearch.flexerasoftware.com/secunia_research/2018-8/
- USN-3696-2
- 81540
- USN-3752-1
- openSUSE-SU-2019:1407
More backstage vulnerabilities
- TI-2026-33119 Malware in 42 @tanstack/* packages exfiltrates cloud credentials, GitHub tokens, and SSH keys KEVCVSS 3.1CRITICAL 9.6
- TI-2018-10499 Integer overflow in backstage kernel KEVCVSS 3.0HIGH 7.8
- TI-2024-08998 Remote Code Execution in kedro-org/kedro CVSS 3.0CRITICAL 9.8
- TI-2023-12294 Dragonfly2 vulnerable to hard coded cyptographic key CVSS 3.1CRITICAL 9.8
- TI-2021-12074 Authentication vulnerability in MOSN v.0.23.0 allows attacker to escalate privileges via… CVSS 3.1CRITICAL 9.8
- TI-2019-04061 runc through 1.0-rc6, as used in Docker before 18.09.2 and other products, allows… CVSS 3.1HIGH 8.6
Sources
- CVE-2018-5814 · CVE Program
- CVE-2018-5814 · NVD
- FIRST EPSS
- GHSA-6345-747p-2qjq · GitHub Advisory Database · CC BY 4.0
- CVE-2018-5814 · Red Hat security data · CC BY 4.0
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