kamailio — security advisory
A vulnerability was determined in Kamailio up to 5.5.0/6.0.7. This affects the function get_4bytes of the file src/modules/ims_registrar_scscf/cxdx_avp.c of the component AVP Handler. Executing a manipulation can lead to out-of-bounds read. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. This patch is called abb5d60af6eefbd367bf6588c5589566b090e272. It is advisable to implement a patch to correct this issue. The vendor points out, that "[v]ersion 5.5.0 is old and not maintained anymore."
- Products
- kamailio
- Affected versions
- 4.3.1-2ubuntu1, 4.3.4-1.1ubuntu1, 4.3.4-1.1ubuntu2, 4.3.4-1.1ubuntu2.1, 4.3.4-1.1ubuntu2.1+esm1, 4.3.4-1.1ubuntu2.1+esm2, 4.4.2-3ubuntu5, 5.0.4-1ubuntu1, 5.1.1-1ubuntu1, 5.1.1-1ubuntu4, 5.1.2-1ubuntu1, 5.1.2-1ubuntu2, 5.1.2-1ubuntu2+esm1, 5.1.2-1ubuntu2+esm2, 5.2.3-1build3, 5.2.3-1build4, 5.3.0-2, 5.3.1-1, 5.3.2-1build1, 5.3.2-1build2, 5.3.2-1build3, 5.3.2-1ubuntu0.1~esm1, 5.3.2-1ubuntu0.1~esm2, 5.4.4-1build1, 5.4.4-1ubuntu1, 5.4.4-1ubuntu2, 5.5.4-1, 5.7.0-1build1, 5.7.2-1build1, 5.7.3-1, 5.7.4-1, 5.7.4-1build1, 5.7.4-1build5, 5.7.4-1build7, 6.0.2-2, 6.0.5-1, 6.0.5-1build1, 6.0.5-1ubuntu1, 6.1.2-1ubuntu2, 6.1.2-1ubuntu3, 6.1.2-1ubuntu4
- Fixed versions
- Not specified
- CVEs
- CVE-2026-82608
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 03:21 UTC · Revision 1
Source evidence
A vulnerability was determined in Kamailio up to 5.5.0/6.0.7. This affects the function get_4bytes of the file src/modules/ims_registrar_scscf/cxdx_avp.c of the component AVP Handler. Executing a manipulation can lead to out-of-bounds read. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. This patch is called abb5d60af6eefbd367bf6588c5589566b090e272. It is advisable to implement a patch to correct this issue. The vendor points out, that "[v]ersion 5.5.0 is old and not maintained anymore."
osv:UBUNTU-CVE-2026-82608
kamailio
Fixed versions: Not specified
kamailio
Fixed versions: Not specified
kamailio
Fixed versions: Not specified
kamailio
Fixed versions: Not specified
kamailio
Fixed versions: Not specified
kamailio
Fixed versions: Not specified
kamailio
Fixed versions: Not specified
Complete source record
{
"id": "4d9ed1b8776b2468b49309303c5417c542f253fe05ec3bbaf441092059730f18",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-82608",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2026-82608",
"summary": "A vulnerability was determined in Kamailio up to 5.5.0/6.0.7. This affects the function get_4bytes of the file src/modules/ims_registrar_scscf/cxdx_avp.c of the component AVP Handler. Executing a manipulation can lead to out-of-bounds read. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. This patch is called abb5d60af6eefbd367bf6588c5589566b090e272. It is advisable to implement a patch to correct this issue. The vendor points out, that \"[v]ersion 5.5.0 is old and not maintained anymore.\"",
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{
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"severity": "high",
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"aliases": [
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{
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},
{
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{
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},
{
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"binary_version": "5.1.2-1ubuntu2+esm2"
},
{
"binary_name": "kamailio-utils-modules",
"binary_version": "5.1.2-1ubuntu2+esm2"
},
{
"binary_name": "kamailio-websocket-modules",
"binary_version": "5.1.2-1ubuntu2+esm2"
},
{
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"binary_version": "5.1.2-1ubuntu2+esm2"
},
{
"binary_name": "kamailio-xmpp-modules",
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}
]
}
},
{
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}
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],
"package": {
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"ecosystem": "Ubuntu:Pro:20.04:LTS"
},
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"5.2.3-1build4",
"5.3.0-2",
"5.3.1-1",
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"5.3.2-1build2",
"5.3.2-1build3",
"5.3.2-1ubuntu0.1~esm1",
"5.3.2-1ubuntu0.1~esm2"
],
"database_specific": {
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},
"ecosystem_specific": {
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},
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},
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}
],
"modified": "2026-10-17T13:01:11.638041256Z",
"provider": "osv",
"upstream": [
"CVE-2026-82608"
],
"references": [
"https://ubuntu.com/security/CVE-2026-82608",
"https://www.cve.org/CVERecord?id=CVE-2026-82608",
"https://github.com/kamailio/kamailio/issues/4816",
"https://github.com/Kamailio/Kamailio/pull/4823",
"https://github.com/Kamailio/Kamailio/commit/abb5d60af6eefbd367bf6588c5589566b090e272",
"https://github.com/kamailio/kamailio/",
"https://vuldb.com/cve/CVE-2026-82608",
"https://vuldb.com/submit/892903",
"https://vuldb.com/vuln/397109",
"https://vuldb.com/vuln/397109/cti"
]
},
"related_cves": [
{
"value": "CVE-2026-82608",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 361192,
"published_at": "2026-08-31T03:16:00+00:00"
}