CVE-2016-1922 (GCVE-0-2016-1922)
Vulnerability from cvelistv5 – Published: 2016-12-29 22:00 – Updated: 2024-08-05 23:10
VLAI
EPSS
VEX
Summary
QEMU (aka Quick Emulator) built with the TPR optimization for 32-bit Windows guests support is vulnerable to a null pointer dereference flaw. It occurs while doing I/O port write operations via hmp interface. In that, 'current_cpu' remains null, which leads to the null pointer dereference. A user or process could use this flaw to crash the QEMU instance, resulting in DoS issue.
Severity
5.5 (Medium)
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| http://www.openwall.com/lists/oss-security/2016/01/16/1 | mailing-listx_refsource_MLIST |
| https://security.gentoo.org/glsa/201604-01 | vendor-advisoryx_refsource_GENTOO |
| http://www.openwall.com/lists/oss-security/2016/01/16/6 | mailing-listx_refsource_MLIST |
| http://www.debian.org/security/2016/dsa-3469 | vendor-advisoryx_refsource_DEBIAN |
| http://www.debian.org/security/2016/dsa-3470 | vendor-advisoryx_refsource_DEBIAN |
| http://www.debian.org/security/2016/dsa-3471 | vendor-advisoryx_refsource_DEBIAN |
| https://lists.gnu.org/archive/html/qemu-devel/201… | mailing-listx_refsource_MLIST |
| http://www.securityfocus.com/bid/81058 | vdb-entryx_refsource_BID |
| https://bugzilla.redhat.com/show_bug.cgi?id=1283934 | x_refsource_CONFIRM |
Date Public
2016-01-15 00:00
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"product_status:known_not_affected": "9",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Qemu: i386: null pointer dereference in vapic_write()",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-1922.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "low",
"current_release_date": "2026-09-04T01:06:39Z",
"cve": "CVE-2016-1922",
"id": "CVE-2016-1922",
"initial_release_date": "2023-02-15T05:07:19Z",
"product_status:known_affected": "321",
"product_status:known_not_affected": "178",
"product_status:recommended": "2289",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2016-1922",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-1922.json",
"version": "38"
}
}
}
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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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