iommu/arm-smmu-v3: check return value after calling platform_get_resource()
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
- Partial Red Hat: 5 fixed, 1 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-476.
Summary
In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00264 18th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.10.122, 5.15.47, 5.17.15 +2Red Hat: 2 advisoriesRed Hat: 5 fixed, 1 without a fix
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 | 4.2 and later | 5.10.122, 5.15.47, 5.17.15, 5.18.4, 5.19 | Patch available | CNA |
- Linux VendorLinux Affected 4.2 and later Fixed in 5.10.122, 5.15.47, 5.17.15, 5.18.4, 5.19 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 5.10.122; 5.11 to before 5.15.47; 5.16 to before 5.17.15; 5.18 to before 5.18.4 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 5.10.122; 5.11 to before 5.15.47; 5.16 to before 5.17.15; 5.18 to before 5.18.4 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.122, 5.15.47, 5.17.15, 5.18.4, 5.19
Red Hat 2 advisories
- RHSA-2023:2951 Released 2023-05-16 · Red Hat rating Importantkernel security, bug fix, and enhancement update
- Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-477.10.1.el8_8, kernel-4.18.0-477.10.1.el8_8, kernel-abi-stablelists-4.18.0-477.10.1.el8_8 +19
- Red Hat Enterprise Linux CRB (v. 8) kernel-tools-libs-devel-4.18.0-477.10.1.el8_8
- RHSA-2023:2458 Released 2023-05-09 · Red Hat rating Importantkernel security, bug fix, and enhancement update
- Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-284.11.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.11.1.el9_2, kernel-64k-devel-5.14.0-284.11.1.el9_2 +10
- Red Hat Enterprise Linux BaseOS (v. 9) bpftool-7.0.0-284.11.1.el9_2, kernel-5.14.0-284.11.1.el9_2, kernel-64k-5.14.0-284.11.1.el9_2 +29
- Red Hat Enterprise Linux CRB (v. 9) kernel-tools-libs-devel-5.14.0-284.11.1.el9_2
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2023:2458 |
| Red Hat Enterprise Linux BaseOS (v. 8) | Fixed | RHSA-2023:2951 |
| Red Hat Enterprise Linux BaseOS (v. 9) | Fixed | RHSA-2023:2458 |
| Red Hat Enterprise Linux CRB (v. 8) | Fixed | RHSA-2023:2951 |
| Red Hat Enterprise Linux CRB (v. 9) | Fixed | RHSA-2023:2458 |
Not affected: 4 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2022-49319
- 2026-10-03 Alias added: GHSA-v77m-rq2w-q6hq
References
Patch 5
- https://git.kernel.org/stable/c/54c1e0e3bbcab2abe25b2874a43050ae5df87831
- https://git.kernel.org/stable/c/fb0f1c5eb8d60b3e018ba7c87da249b52674ebe6
- https://git.kernel.org/stable/c/db728a891f9177b044aaca89b678f6b5e24d5cc3
- https://git.kernel.org/stable/c/54cf47da0c7532d151d76e5d63f5936191698c44
- https://git.kernel.org/stable/c/b131fa8c1d2afd05d0b7598621114674289c2fbb
More Linux Kernel vulnerabilities
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- 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-2022-49319 · CVE Program
- CVE-2022-49319 · NVD
- FIRST EPSS
- GHSA-v77m-rq2w-q6hq · GitHub Advisory Database · CC BY 4.0
- CVE-2022-49319 · Red Hat security data · CC BY 4.0
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