scsi: lpfc: Avoid potential ndlp use-after-free in dev_loss_tmo_callbk
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 10 fixed, 3 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Avoid potential ndlp use-after-free in dev_loss_tmo_callbk Smatch detected a potential use-after-free of an ndlp oject in dev_loss_tmo_callbk during driver unload or fatal error handling. Fix by reordering code to avoid potential use-after-free if initial nodelist reference has been previously removed.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.12.37
- Fix · CNA Linux (Linux) Fixed in 6.12.37, 6.15.3, 6.16
Red Hat 2 advisories
- RHSA-2026:4111 Released 2026-03-09 · Red Hat rating Moderatekernel security update
- Red Hat Enterprise Linux AppStream EUS (v. 10.0) kernel-64k-debug-devel-6.12.0-55.63.1.el10_0, kernel-64k-debug-devel-matched-6.12.0-55.63.1.el10_0, kernel-64k-devel-6.12.0-55.63.1.el10_0 +12
- Red Hat Enterprise Linux BaseOS EUS (v. 10.0) kernel-6.12.0-55.63.1.el10_0, kernel-64k-6.12.0-55.63.1.el10_0, kernel-64k-core-6.12.0-55.63.1.el10_0 +28
- Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) kernel-tools-libs-devel-6.12.0-55.63.1.el10_0, libperf-6.12.0-55.63.1.el10_0
- Red Hat Enterprise Linux Real Time EUS (v. 10.0) kernel-rt-6.12.0-55.63.1.el10_0, kernel-rt-64k-6.12.0-55.63.1.el10_0, kernel-rt-64k-core-6.12.0-55.63.1.el10_0 +21
- Red Hat Enterprise Linux Real Time for NFV EUS (v. 10.0) kernel-rt-6.12.0-55.63.1.el10_0, kernel-rt-core-6.12.0-55.63.1.el10_0, kernel-rt-debug-6.12.0-55.63.1.el10_0 +11
- RHSA-2026:1194 Released 2026-01-26 · Red Hat rating Moderatekernel security update
- Red Hat CodeReady Linux Builder EUS (v.9.6) kernel-tools-libs-devel-5.14.0-570.81.1.el9_6, libperf-5.14.0-570.81.1.el9_6
- Red Hat Enterprise Linux AppStream EUS (v.9.6) kernel-64k-debug-devel-5.14.0-570.81.1.el9_6, kernel-64k-debug-devel-matched-5.14.0-570.81.1.el9_6, kernel-64k-devel-5.14.0-570.81.1.el9_6 +12
- Red Hat Enterprise Linux BaseOS EUS (v.9.6) kernel-5.14.0-570.81.1.el9_6, kernel-64k-5.14.0-570.81.1.el9_6, kernel-64k-core-5.14.0-570.81.1.el9_6 +28
- Red Hat Enterprise Linux Real Time EUS (v.9.6) kernel-rt-5.14.0-570.81.1.el9_6, kernel-rt-64k-5.14.0-570.81.1.el9_6, kernel-rt-64k-core-5.14.0-570.81.1.el9_6 +21
- Red Hat Enterprise Linux Real Time for NFV EUS (v.9.6) kernel-rt-5.14.0-570.81.1.el9_6, kernel-rt-core-5.14.0-570.81.1.el9_6, kernel-rt-debug-5.14.0-570.81.1.el9_6 +11
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 9 | Affected | No fix yet |
| Red Hat CodeReady Linux Builder EUS (v.9.6) | Fixed | RHSA-2026:1194 |
| Red Hat Enterprise Linux AppStream EUS (v. 10.0) | Fixed | RHSA-2026:4111 |
| Red Hat Enterprise Linux AppStream EUS (v.9.6) | Fixed | RHSA-2026:1194 |
| Red Hat Enterprise Linux BaseOS EUS (v. 10.0) | Fixed | RHSA-2026:4111 |
| Red Hat Enterprise Linux BaseOS EUS (v.9.6) | Fixed | RHSA-2026:1194 |
| Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) | Fixed | RHSA-2026:4111 |
| Red Hat Enterprise Linux Real Time EUS (v. 10.0) | Fixed | RHSA-2026:4111 |
| Red Hat Enterprise Linux Real Time EUS (v.9.6) | Fixed | RHSA-2026:1194 |
| Red Hat Enterprise Linux Real Time for NFV EUS (v. 10.0) | Fixed | RHSA-2026:4111 |
| Red Hat Enterprise Linux Real Time for NFV EUS (v.9.6) | Fixed | RHSA-2026:1194 |
Not affected: 2 products
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2025-38289
- 2026-10-03 Alias added: GHSA-76f4-3487-46jf
- 2026-11-05 CISA SSVC decision points changed
References
More Linux Kernel vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2025-38289 · CVE Program
- CVE-2025-38289 · NVD
- FIRST EPSS
- GHSA-76f4-3487-46jf · GitHub Advisory Database · CC BY 4.0
- CVE-2025-38289 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences