GSD-2021-27219
Vulnerability from gsd - Updated: 2023-12-13 01:23Details
An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function g_bytes_new has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-27219",
"description": "An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function g_bytes_new has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption.",
"id": "GSD-2021-27219",
"references": [
"https://www.suse.com/security/cve/CVE-2021-27219.html",
"https://access.redhat.com/errata/RHSA-2021:4526",
"https://access.redhat.com/errata/RHBA-2021:2854",
"https://access.redhat.com/errata/RHSA-2021:2522",
"https://access.redhat.com/errata/RHSA-2021:2519",
"https://access.redhat.com/errata/RHSA-2021:2467",
"https://access.redhat.com/errata/RHSA-2021:2204",
"https://access.redhat.com/errata/RHSA-2021:2203",
"https://access.redhat.com/errata/RHSA-2021:2175",
"https://access.redhat.com/errata/RHSA-2021:2174",
"https://access.redhat.com/errata/RHSA-2021:2173",
"https://access.redhat.com/errata/RHSA-2021:2172",
"https://access.redhat.com/errata/RHSA-2021:2171",
"https://access.redhat.com/errata/RHSA-2021:2170",
"https://access.redhat.com/errata/RHSA-2021:2147",
"https://ubuntu.com/security/CVE-2021-27219",
"https://advisories.mageia.org/CVE-2021-27219.html",
"https://security.archlinux.org/CVE-2021-27219",
"https://alas.aws.amazon.com/cve/html/CVE-2021-27219.html",
"https://linux.oracle.com/cve/CVE-2021-27219.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
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],
"details": "An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function g_bytes_new has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption.",
"id": "GSD-2021-27219",
"modified": "2023-12-13T01:23:35.479310Z",
"schema_version": "1.4.0"
}
},
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"gitlab.com": {
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{
"affected_range": "\u003c2.66.6||\u003e=2.67.0 \u003c2.67.3",
"affected_versions": "All versions before 2.66.6, all versions starting from 2.67.0 before 2.67.3",
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"cwe_ids": [
"CWE-1035",
"CWE-681",
"CWE-937"
],
"date": "2022-12-07",
"description": "An issue was discovered in GNOME GLib The function `g_bytes_new` has an integer overflow on platforms due to an implicit cast from bits to bits. The overflow could potentially lead to memory corruption.",
"fixed_versions": [
"2.68.3"
],
"identifier": "CVE-2021-27219",
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"not_impacted": "All versions starting from 2.66.6 before 2.67.0, all versions starting from 2.67.3",
"package_slug": "conan/glib",
"pubdate": "2021-02-15",
"solution": "Upgrade to version 2.68.3 or above.",
"title": "Incorrect Conversion between Numeric Types",
"urls": [
"https://nvd.nist.gov/vuln/detail/CVE-2021-27219",
"https://gitlab.gnome.org/GNOME/glib/-/issues/2319"
],
"uuid": "c79d07db-3c17-4b75-97bc-470aed2e00ac"
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"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
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"attackVector": "NETWORK",
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"baseScore": 7.5,
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"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
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},
"lastModifiedDate": "2022-12-07T17:08Z",
"publishedDate": "2021-02-15T17:15Z"
}
}
}
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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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