FKIE_CVE-2021-28971
Vulnerability from fkie_nvd - Published: 2021-03-22 17:15 - Updated: 2024-11-21 06:00
Severity ?
Summary
In intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs, userspace applications (such as perf-fuzzer) can cause a system crash because the PEBS status in a PEBS record is mishandled, aka CID-d88d05a9e0b6.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| fedoraproject | fedora | 32 | |
| fedoraproject | fedora | 33 | |
| fedoraproject | fedora | 34 | |
| debian | debian_linux | 9.0 | |
| netapp | cloud_backup | - | |
| netapp | solidfire_baseboard_management_controller_firmware | - | |
| netapp | aff_a250_firmware | - | |
| netapp | aff_a250 | - | |
| netapp | aff_500f_firmware | - | |
| netapp | aff_500f | - |
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"value": "In intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs, userspace applications (such as perf-fuzzer) can cause a system crash because the PEBS status in a PEBS record is mishandled, aka CID-d88d05a9e0b6."
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"value": "En la funci\u00f3n intel_pmu_drain_pebs_nhm en el archivo arch/x86/events/intel/ds.c en el kernel de Linux versiones hasta 5.11.8 en algunas CPU Haswell, las aplicaciones de espacio de usuario (como perf-fuzzer) pueden causar un bloqueo del sistema porque el estado de PEBS en un registro de PEBS es manejado inapropiadamente, tambi\u00e9n se conoce como CID-d88d05a9e0b6"
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"id": "CVE-2021-28971",
"lastModified": "2024-11-21T06:00:28.617",
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Sightings
| Author | Source | Type | Date |
|---|
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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