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CVE-2020-12465 (GCVE-0-2020-12465)

Vulnerability from cvelistv5 – Published: 2020-04-29 18:52 – Updated: 2024-08-04 11:56
VLAI
Summary
An array overflow was discovered in mt76_add_fragment in drivers/net/wireless/mediatek/mt76/dma.c in the Linux kernel before 5.5.10, aka CID-b102f0c522cf. An oversized packet with too many rx fragments can corrupt memory of adjacent pages.
Severity
6.7 (Medium)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T11:51:55+00:00",
      "cve": "CVE-2020-12465",
      "id": "CVE-2020-12465",
      "initial_release_date": "2020-03-03T00:00:00+00:00",
      "product_status:fixed": "120",
      "product_status:known_not_affected": "72",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: buffer overflow in mt76_add_fragment function in drivers/net/wireless/mediatek/mt76/dma.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-12465.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-09-03T00:52:10Z",
      "cve": "CVE-2020-12465",
      "id": "CVE-2020-12465",
      "initial_release_date": "2023-02-15T03:58:57Z",
      "product_status:known_affected": "320",
      "product_status:known_not_affected": "488",
      "product_status:recommended": "772",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2020-12465",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-12465.json",
      "version": "37"
    }
  }
}



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Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.