CVE-2023-5563 (GCVE-0-2023-5563)

Vulnerability from cvelistv5 – Published: 2023-10-12 23:11 – Updated: 2024-09-17 17:08
VLAI
Summary
The SJA1000 CAN controller driver backend automatically attempt to recover from a bus-off event when built with CONFIG_CAN_AUTO_BUS_OFF_RECOVERY=y. This results in calling k_sleep() in IRQ context, causing a fatal exception.
Severity
7.1 (High)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
CWE
  • CWE-703 - Improper Check or Handling of Exceptional Conditions The product does not properly anticipate or handle exceptional conditions that rarely occur during normal operation of the product.
Assigner
References
Impacted products
Vendor Product Version
zephyrproject-rtos Zephyr Affected: 3.3 , ≤ 3.4 (git)
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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

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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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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