RHSA-2024:2846
Vulnerability from csaf_redhat - Published: 2024-05-15 00:29 - Updated: 2026-08-04 19:25Summary
Red Hat Security Advisory: kernel-rt security and bug fix update
Severity
Moderate
Notes
Topic: An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.
Security Fix(es):
* kernel: untrusted VMM can trigger int80 syscall handling (CVE-2024-25744)
* kernel: netfilter: nftables: exthdr: fix 4-byte stack OOB write (CVE-2023-52628)
Bug Fix(es):
* kernel-rt: kernel: untrusted VMM can trigger int80 syscall handling (JIRA:RHEL-30421)
* kernel-rt: kernel: netfilter: nftables: exthdr: fix 4-byte stack OOB write (JIRA:RHEL-31093)
* kernel-rt: update RT source tree to the latest RHEL-9.2 ad hoc schedule build (JIRA:RHEL-34746)
Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
An out-of-bounds write flaw was found in the Linux kernel’s Netfilter functionality. This flaw allows a local user to crash or potentially escalate their privileges on the system.
7.0 (High)
Affected products
Fixed
34 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-0:5.14.0-284.66.1.rt14.351.el9_2.src | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-core-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debug-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debug-core-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debug-debuginfo-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debug-devel-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debug-kvm-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debug-modules-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debug-modules-core-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debug-modules-extra-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debuginfo-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-debuginfo-common-x86_64-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-devel-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-kvm-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-modules-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-modules-core-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: NFV-9.2.0.Z.EUS:kernel-rt-modules-extra-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-0:5.14.0-284.66.1.rt14.351.el9_2.src | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-core-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debug-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debug-core-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debug-debuginfo-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debug-devel-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debug-modules-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debug-modules-core-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debug-modules-extra-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debuginfo-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-debuginfo-common-x86_64-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-devel-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-modules-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-modules-core-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: RT-9.2.0.Z.EUS:kernel-rt-modules-extra-0:5.14.0-284.66.1.rt14.351.el9_2.x86_64 | — |
Vendor Fix
fix
Workaround
|
Threats
Impact
Moderate
A flaw was found in the Linux kernel. A VMM can inject external interrupts on any arbitrary vector at any time, which may allow the guest OS to be manipulated from the VMM side.
5.6 (Medium)
Affected products
Fixed
34 products, the same list as for
CVE-2023-52628
Threats
Impact
Moderate
References
15 references
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]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "kernel: untrusted VMM can trigger int80 syscall handling"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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