iommu: sprd: Avoid NULL deref in sprd_iommu_hw_en
Priority LOW 24CWE-476Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-476.
Summary
In the Linux kernel, the following vulnerability has been resolved: iommu: sprd: Avoid NULL deref in sprd_iommu_hw_en In sprd_iommu_cleanup() before calling function sprd_iommu_hw_en() dom->sdev is equal to NULL, which leads to null dereference. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00226 13th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 5.15.165, 6.1.103, 6.4 +3
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 5.15.113 to before 5.15.165; 6.1.81 to before 6.1.103; 6.3.4 to before 6.4 | 5.15.165, 6.1.103, 6.4 | Patch available | CNA |
| Linux | Linux | 6.4 and later | 5.15.165, 6.1.103, 6.6.44, 6.10.3, 6.11 | Patch available | CNA |
- Linux VendorLinux Affected 5.15.113 to before 5.15.165; 6.1.81 to before 6.1.103; 6.3.4 to before 6.4 Fixed in 5.15.165, 6.1.103, 6.4 Patch available CNA
- Linux VendorLinux Affected 6.4 and later Fixed in 5.15.165, 6.1.103, 6.6.44, 6.10.3, 6.11 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.15.113 to before 5.15.165; 6.1.81 to before 6.1.103; 6.3.4 to before 6.6.44; 6.7 to before 6.10.3 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 5.15.113 to before 5.15.165; 6.1.81 to before 6.1.103; 6.3.4 to before 6.6.44; 6.7 to before 6.10.3 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.15.165, 6.1.103, 6.4
- Fix · CNA Linux (Linux) Fixed in 5.15.165, 6.1.103, 6.6.44, 6.10.3, 6.11
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 4 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2024-42277
- 2026-10-03 Alias added: GHSA-92g2-6qfc-5xw4
References
Patch 5
- https://git.kernel.org/stable/c/8c79ceb4ecf823e6ec10fee6febb0fca3de79922
- https://git.kernel.org/stable/c/dfe90030a0cfa26dca4cb6510de28920e5ad22fb
- https://git.kernel.org/stable/c/b62841e49a2b7938f6fdeaaf93fb57e4eb880bdb
- https://git.kernel.org/stable/c/d5fe884ce28c5005f8582c35333c195a168f841c
- https://git.kernel.org/stable/c/630482ee0653decf9e2482ac6181897eb6cde5b8
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-2024-42277 · CVE Program
- CVE-2024-42277 · NVD
- FIRST EPSS
- GHSA-92g2-6qfc-5xw4 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-42277 · 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