CVE-2026-45613 (GCVE-0-2026-45613)
Vulnerability from cvelistv5 – Published: 2026-05-29 19:07 – Updated: 2026-05-29 19:07
VLAI
Title
Rizin: Heap-buffer-overflow in OMF parser
Summary
Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a heap-buffer-overflow in librz/bin/format/omf/omf.c. This vulnerability is fixed by commit e6d0937c8a083e23ed76ccfb9f631cdc50c7af47.
Severity
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://github.com/rizinorg/rizin/security/adviso… | x_refsource_CONFIRM |
| https://github.com/rizinorg/rizin/commit/e6d0937c… | x_refsource_MISC |
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"product": "rizin",
"vendor": "rizinorg",
"versions": [
{
"status": "affected",
"version": "\u003c e6d0937c8a083e23ed76ccfb9f631cdc50c7af47"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a heap-buffer-overflow in librz/bin/format/omf/omf.c. This vulnerability is fixed by commit e6d0937c8a083e23ed76ccfb9f631cdc50c7af47."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 3.3,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-125",
"description": "CWE-125: Out-of-bounds Read",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-29T19:07:49.291Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"name": "https://github.com/rizinorg/rizin/security/advisories/GHSA-wprr-wrcw-mw6v",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/rizinorg/rizin/security/advisories/GHSA-wprr-wrcw-mw6v"
},
{
"name": "https://github.com/rizinorg/rizin/commit/e6d0937c8a083e23ed76ccfb9f631cdc50c7af47",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/rizinorg/rizin/commit/e6d0937c8a083e23ed76ccfb9f631cdc50c7af47"
}
],
"source": {
"advisory": "GHSA-wprr-wrcw-mw6v",
"discovery": "UNKNOWN"
},
"title": "Rizin: Heap-buffer-overflow in OMF parser"
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2026-45613",
"datePublished": "2026-05-29T19:07:49.291Z",
"dateReserved": "2026-05-12T20:31:43.448Z",
"dateUpdated": "2026-05-29T19:07:49.291Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-45613",
"date": "2026-05-30",
"epss": "0.00012",
"percentile": "0.01779"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-45613\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-05-29T20:16:26.890\",\"lastModified\":\"2026-05-29T20:21:38.773\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a heap-buffer-overflow in librz/bin/format/omf/omf.c. This vulnerability is fixed by commit e6d0937c8a083e23ed76ccfb9f631cdc50c7af47.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N\",\"baseScore\":3.3,\"baseSeverity\":\"LOW\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.8,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"references\":[{\"url\":\"https://github.com/rizinorg/rizin/commit/e6d0937c8a083e23ed76ccfb9f631cdc50c7af47\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/rizinorg/rizin/security/advisories/GHSA-wprr-wrcw-mw6v\",\"source\":\"security-advisories@github.com\"}]}}"
}
}
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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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