CVE-2016-2548 (GCVE-0-2016-2548)
Vulnerability from cvelistv5 – Published: 2016-04-27 17:00 – Updated: 2024-08-05 23:32
VLAI
EPSS
VEX
Summary
sound/core/timer.c in the Linux kernel before 4.4.1 retains certain linked lists after a close or stop action, which allows local users to cause a denial of service (system crash) via a crafted ioctl call, related to the (1) snd_timer_close and (2) _snd_timer_stop functions.
Severity
6.2 (Medium)
CWE
- n/a
Assigner
References
20 references
Date Public
2016-01-19 00:00
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"references": "[{\"url\": \"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b5a663aa426f4884c71cd8580adae73f33570f0d\", \"source\": \"cve@mitre.org\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.debian.org/security/2016/dsa-3503\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2016/01/19/1\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.securityfocus.com/bid/83383\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.securitytracker.com/id/1035306\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2929-1\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2929-2\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2930-1\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2930-2\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2930-3\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2931-1\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2932-1\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2967-1\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2967-2\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=1311568\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://github.com/torvalds/linux/commit/b5a663aa426f4884c71cd8580adae73f33570f0d\", \"source\": \"cve@mitre.org\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b5a663aa426f4884c71cd8580adae73f33570f0d\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.debian.org/security/2016/dsa-3503\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2016/01/19/1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securityfocus.com/bid/83383\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securitytracker.com/id/1035306\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2929-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2929-2\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2930-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2930-2\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2930-3\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2931-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2932-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2967-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2967-2\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=1311568\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://github.com/torvalds/linux/commit/b5a663aa426f4884c71cd8580adae73f33570f0d\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}]",
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-20\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2016-2548\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2016-04-27T17:59:18.070\",\"lastModified\":\"2026-05-06T22:30:45.220\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"sound/core/timer.c in the Linux kernel before 4.4.1 retains certain linked lists after a close or stop action, which allows local users to cause a denial of service (system crash) via a crafted ioctl call, related to the (1) snd_timer_close and (2) _snd_timer_stop functions.\"},{\"lang\":\"es\",\"value\":\"sound/core/timer.c en el kernel de Linux en versiones anteriores a 4.4.1 conserva ciertas listas enlazadas despu\u00e9s de una acci\u00f3n de cierre o parada, lo que permite a usuarios locales causar una denegaci\u00f3n de servicio (ca\u00edda del sistema) a trav\u00e9s de una llamada ioctl manipulada, relacionada con las funciones (1) snd_timer_close y (2) 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"redhat_vex": {
"aggregate_severity": "None",
"current_release_date": "2025-11-21T12:05:48+00:00",
"cve": "CVE-2016-2548",
"id": "CVE-2016-2548",
"initial_release_date": "2016-01-19T00:00:00+00:00",
"product_status:known_not_affected": "55",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: sound: linked lists of slave instances not unlinked immediately",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-2548.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-08-14T02:04:34Z",
"cve": "CVE-2016-2548",
"id": "CVE-2016-2548",
"initial_release_date": "2023-02-15T05:05:43Z",
"product_status:known_not_affected": "230",
"product_status:recommended": "185",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2016-2548",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-2548.json",
"version": "21"
}
}
}
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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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