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CVE-2019-3812 (GCVE-0-2019-3812)

Vulnerability from cvelistv5 – Published: 2019-02-19 14:00 – Updated: 2024-08-04 19:19
VLAI
Summary
QEMU, through version 2.10 and through version 3.1.0, is vulnerable to an out-of-bounds read of up to 128 bytes in the hw/i2c/i2c-ddc.c:i2c_ddc() function. A local attacker with permission to execute i2c commands could exploit this to read stack memory of the qemu process on the host.
Severity
4.4 (Medium)
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE
Assigner
References
URL Tags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2… x_refsource_CONFIRM
http://www.securityfocus.com/bid/107059 vdb-entryx_refsource_BID
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://usn.ubuntu.com/3923-1/ vendor-advisoryx_refsource_UBUNTU
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://www.debian.org/security/2019/dsa-4454 vendor-advisoryx_refsource_DEBIAN
https://seclists.org/bugtraq/2019/May/76 mailing-listx_refsource_BUGTRAQ
Impacted products
Vendor Product Version CPE status
The QEMU Project qemu Affected: through version 2.10 and through to 3.1.0
guessed Create a notification for this product.
Date Public
2019-02-19 00:00
Show details on NVD website
To clipboard 

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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T16:46:28+00:00",
      "cve": "CVE-2019-3812",
      "id": "CVE-2019-3812",
      "initial_release_date": "2019-02-18T03:22:00+00:00",
      "product_status:known_not_affected": "69",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "qemu: Out-of-bounds read in hw/i2c/i2c-ddc.c allows for memory disclosure",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-3812.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-03T00:55:05Z",
      "cve": "CVE-2019-3812",
      "id": "CVE-2019-3812",
      "initial_release_date": "2023-02-15T04:17:48Z",
      "product_status:known_not_affected": "916",
      "product_status:recommended": "394",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2019-3812",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-3812.json",
      "version": "18"
    }
  }
}



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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.


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.