CVE-2016-2383 (GCVE-0-2016-2383)
Vulnerability from cvelistv5 – Published: 2016-04-27 17:00 – Updated: 2024-08-05 23:24
VLAI
EPSS
VEX
Summary
The adjust_branches function in kernel/bpf/verifier.c in the Linux kernel before 4.5 does not consider the delta in the backward-jump case, which allows local users to obtain sensitive information from kernel memory by creating a packet filter and then loading crafted BPF instructions.
Severity
5.5 (Medium)
CWE
- n/a
Assigner
References
8 references
| URL | Tags |
|---|---|
| https://github.com/torvalds/linux/commit/a1b14d27… | x_refsource_CONFIRM |
| http://www.ubuntu.com/usn/USN-2947-3 | vendor-advisoryx_refsource_UBUNTU |
| http://www.ubuntu.com/usn/USN-2947-2 | vendor-advisoryx_refsource_UBUNTU |
| http://www.ubuntu.com/usn/USN-2947-1 | vendor-advisoryx_refsource_UBUNTU |
| http://www.openwall.com/lists/oss-security/2016/02/14/1 | mailing-listx_refsource_MLIST |
| https://bugzilla.redhat.com/show_bug.cgi?id=1308452 | x_refsource_CONFIRM |
| http://git.kernel.org/cgit/linux/kernel/git/torva… | x_refsource_CONFIRM |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisoryx_refsource_SUSE |
Date Public
2016-02-14 00:00
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"url": "http://www.ubuntu.com/usn/USN-2947-2"
},
{
"source": "security@debian.org",
"tags": [
"Third Party Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-2947-3"
},
{
"source": "security@debian.org",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1308452"
},
{
"source": "security@debian.org",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/torvalds/linux/commit/a1b14d27ed0965838350f1377ff97c93ee383492"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a1b14d27ed0965838350f1377ff97c93ee383492"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2016/02/14/1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-2947-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-2947-2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-2947-3"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1308452"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/torvalds/linux/commit/a1b14d27ed0965838350f1377ff97c93ee383492"
}
],
"sourceIdentifier": "security@debian.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2025-11-21T12:05:51+00:00",
"cve": "CVE-2016-2383",
"id": "CVE-2016-2383",
"initial_release_date": "2016-02-14T00:00:00+00:00",
"product_status:known_not_affected": "55",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: incorrect branch fixups for eBPG allow arbitrary read",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-2383.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-01T02:19:45Z",
"cve": "CVE-2016-2383",
"id": "CVE-2016-2383",
"initial_release_date": "2023-02-15T05:05:58Z",
"product_status:known_affected": "31",
"product_status:known_not_affected": "79",
"product_status:recommended": "75",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2016-2383",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-2383.json",
"version": "17"
}
}
}
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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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