CVE-2026-104592
Full vulnerability record from the local CVENow database.
Description
libosmocore through 1.14.1 contains an out-of-bounds read in the CBSP WRITE-REPLACE decoder in src/gsm/cbsp.c. This allows a remote attacker to cause a denial of service.
Severity
MEDIUM
CVSS score
6.5
(v3.1)
Vulnerability status
Deferred
Source identifier
Published
2026-10-26 19:16:28.467000
Last modified
2026-10-30 19:17:54.907000
View original CVE JSON
{
"id": "CVE-2026-104592",
"sourceIdentifier": "[email protected]",
"published": "2026-10-26T19:16:28.467",
"lastModified": "2026-10-30T19:17:54.907",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "libosmocore through 1.14.1 contains an out-of-bounds read in the CBSP WRITE-REPLACE decoder in src/gsm/cbsp.c. This allows a remote attacker to cause a denial of service."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"version": "n/a",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"attackVector": "ADJACENT_NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-10-26T19:32:51.174741Z",
"id": "CVE-2026-104592",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-125"
}
]
}
],
"references": [
{
"url": "https://gerrit.osmocom.org/c/libosmocore/+/43215",
"source": "[email protected]"
},
{
"url": "https://github.com/osmocom/libosmocore/commit/1659b5874223934d5586e3e96b7d59f653c90ea6",
"source": "[email protected]"
},
{
"url": "https://osmocom.org/issues/7053",
"source": "[email protected]"
}
]
}