The einj_error_inject function in drivers/acpi/apei/einj.c in the Linux kernel allows local users to simulate hardware errors and consequent
The einj_error_inject function in drivers/acpi/apei/einj.c in the Linux kernel allows local users to simulate hardware errors and consequently cause a denial of service by leveraging failure to disable APEI error injection through EINJ when securelevel is set.
- Published
- Dec 29, 2017
- Updated
- Jun 16, 2026
- EPSS
- 0.5% · 41th percentile
- CWE
- CWE-74
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Report tools
Action score
22
Monitor
Low priority for now.
- CVSS
- 22 / 40 · 5.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.5%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| linux | linux kernel | cpe:2.3:o:linux:linux_kernel |
| redhat | enterprise linux | cpe:2.3:o:redhat:enterprise_linux |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- linux linux kernelall versions
- redhat enterprise linux7.0
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | linux | before 4.5.1-1 | 4.5.1-1 |
| openSUSE:Leap 15.3 | dtb-aarch64 | before 5.3.18-150300.59.93.1 | 5.3.18-150300.59.93.1 |
| openSUSE:Leap 15.3 | kernel-debug | before 5.3.18-150300.59.93.1 | 5.3.18-150300.59.93.1 |
| openSUSE:Leap 15.3 | kernel-kvmsmall | before 5.3.18-150300.59.93.1 | 5.3.18-150300.59.93.1 |
| openSUSE:Leap 15.3 | kernel-obs-qa | before 5.3.18-150300.59.93.1 | 5.3.18-150300.59.93.1 |
| openSUSE:Leap 15.4 | dtb-aarch64 | before 5.14.21-150400.24.21.1 | 5.14.21-150400.24.21.1 |
| openSUSE:Leap 15.4 | kernel-debug | before 5.14.21-150400.24.21.2 | 5.14.21-150400.24.21.2 |
| openSUSE:Leap 15.4 | kernel-kvmsmall | before 5.14.21-150400.24.21.2 | 5.14.21-150400.24.21.2 |
| openSUSE:Leap 15.4 | kernel-obs-qa | before 5.14.21-150400.24.21.1 | 5.14.21-150400.24.21.1 |
| openSUSE:Tumbleweed | kernel-source | before 6.1.12-1.1 | 6.1.12-1.1 |
| openSUSE:Tumbleweed | kernel-source | before 6.6.17-1.1 | 6.6.17-1.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOS | kernel-default-base | before 5.3.18-150200.24.129.1.150200.9.61.1 | 5.3.18-150200.24.129.1.150200.9.61.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOS | kernel-docs | before 5.3.18-150200.24.129.1 | 5.3.18-150200.24.129.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOS | kernel-obs-build | before 5.3.18-150200.24.129.1 | 5.3.18-150200.24.129.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOS | kernel-preempt | before 5.3.18-150200.24.129.1 | 5.3.18-150200.24.129.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOS | kernel-source | before 5.3.18-150200.24.129.1 | 5.3.18-150200.24.129.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOS | kernel-syms | before 5.3.18-150200.24.129.1 | 5.3.18-150200.24.129.1 |
| SUSE:Linux Enterprise Live Patching 15 SP2 | kernel-default | before 5.3.18-150200.24.129.1 | 5.3.18-150200.24.129.1 |
| SUSE:Linux Enterprise Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_30 | before 1-150200.5.3.1 | 1-150200.5.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_24 | before 1-150300.7.3.1 | 1-150300.7.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_24 | before 1-150300.7.3.1 | 1-150300.7.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_3 | before 1-150400.9.3.2 | 1-150400.9.3.2 |
| SUSE:Linux Enterprise Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_3 | before 1-150400.9.3.2 | 1-150400.9.3.2 |
| SUSE:Linux Enterprise Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4-RT_Update_1 | before 1-150400.1.3.1 | 1-150400.1.3.1 |
+63
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Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:linux | 4.5.1-1 · Debian:12 | Package registry (OSV) |
| opensuse:kernel-default | 5.3.18-150300.59.93.1 · openSUSE:Leap Micro 5.2 | Package registry (OSV) |
| opensuse:kernel-default-base | 5.3.18-150300.59.93.1.150300.18.54.1 · openSUSE:Leap Micro 5.2 | Package registry (OSV) |
| suse:kernel-64kb | 5.3.18-150300.59.93.1 · SUSE:Linux Enterprise Module for Basesystem 15 SP3 | Package registry (OSV) |
| suse:kernel-default | 5.3.18-150300.59.93.1 · SUSE:Linux Enterprise Module for Basesystem 15 SP3 | Package registry (OSV) |
| suse:kernel-default-base | 5.3.18-150300.59.93.1.150300.18.54.1 · SUSE:Linux Enterprise Module for Basesystem 15 SP3 | Package registry (OSV) |
| suse:kernel-docs | 5.3.18-150300.59.93.1 · SUSE:Linux Enterprise Module for Development Tools 15 SP3 | Package registry (OSV) |
| suse:kernel-livepatch-SLE15-SP3_Update_24 | 1-150300.7.3.1 · SUSE:Linux Enterprise Live Patching 15 SP3 | Package registry (OSV) |
| suse:kernel-obs-build | 5.3.18-150300.59.93.1 · SUSE:Linux Enterprise Module for Development Tools 15 SP3 | Package registry (OSV) |
| suse:kernel-preempt | 5.3.18-150300.59.93.1 · SUSE:Linux Enterprise Module for Basesystem 15 SP3 | Package registry (OSV) |
| suse:kernel-source | 5.3.18-150300.59.93.1 · SUSE:Linux Enterprise Module for Basesystem 15 SP3 | Package registry (OSV) |
| suse:kernel-syms | 5.3.18-150300.59.93.1 · SUSE:Linux Enterprise Module for Development Tools 15 SP3 | Package registry (OSV) |
| suse:kernel-zfcpdump | 5.3.18-150300.59.93.1 · SUSE:Linux Enterprise Module for Basesystem 15 SP3 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Someone with local access to the system can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- high · the service can be disrupted
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- High
Weakness class (CWE)
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Buffer Overflow via Environment VariablesCAPEC-10likelihood: High · High
- Server Side Include (SSI) InjectionCAPEC-101likelihood: High · High
- HTTP Request SplittingCAPEC-105likelihood: Medium · High
- Command Line Execution through SQL InjectionCAPEC-108likelihood: Low · Very High
- Double EncodingCAPEC-120likelihood: Low · Medium
- Subverting Environment Variable ValuesCAPEC-13likelihood: High · Very High
- Format String InjectionCAPEC-135likelihood: High · High
- Client-side Injection-induced Buffer OverflowCAPEC-14likelihood: Medium · High
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
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References
- www.securityfocus.com/bid/102327
- bugzilla.redhat.com/show_bug.cgi?id=1322755
- github.com/mjg59/linux/commit/d7a6be58edc01b1c66ecd8fcc91236bfbce0a420
Vendor advisories and official records. Exploit/PoC links are deliberately left out.