PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, there is a stack buffer overflow vulnerability when pjmedia-codec parses an RTP payload contain more frames than the caller-provided frames can hold. This issue has been patched in version 2.17.
{
"cwe_ids": [
"CWE-121"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29068.json",
"cna_assigner": "GitHub_M"
}[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.17"
}
]
}
]
[
{
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"signature_version": "v1",
"id": "CVE-2026-29068-0458fa67",
"digest": {
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"function_hash": "119019694950979365314884593179521721412"
},
"source": "https://github.com/pjsip/pjproject/commit/6c9024511bf5307ff72efde1f90c9a2a226d8967",
"signature_type": "Function",
"target": {
"file": "pjmedia/src/pjmedia-codec/opus.c",
"function": "codec_parse"
}
},
{
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2026-29068-1b18c845",
"digest": {
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"function_hash": "19792375515768066155497353355258283027"
},
"source": "https://github.com/pjsip/pjproject/commit/6c9024511bf5307ff72efde1f90c9a2a226d8967",
"signature_type": "Function",
"target": {
"file": "pjmedia/src/pjmedia-codec/silk.c",
"function": "silk_codec_parse"
}
},
{
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2026-29068-4b32e2bc",
"digest": {
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],
"threshold": 0.9
},
"source": "https://github.com/pjsip/pjproject/commit/6c9024511bf5307ff72efde1f90c9a2a226d8967",
"signature_type": "Line",
"target": {
"file": "pjmedia/src/pjmedia-codec/silk.c"
}
},
{
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2026-29068-520e2484",
"digest": {
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"source": "https://github.com/pjsip/pjproject/commit/6c9024511bf5307ff72efde1f90c9a2a226d8967",
"signature_type": "Line",
"target": {
"file": "pjmedia/src/pjmedia-codec/speex_codec.c"
}
},
{
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2026-29068-9aeef6f9",
"digest": {
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"source": "https://github.com/pjsip/pjproject/commit/6c9024511bf5307ff72efde1f90c9a2a226d8967",
"signature_type": "Line",
"target": {
"file": "pjmedia/src/pjmedia-codec/opus.c"
}
},
{
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2026-29068-eab9a2ea",
"digest": {
"length": 910.0,
"function_hash": "73151272230626437560672577928714930939"
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"source": "https://github.com/pjsip/pjproject/commit/6c9024511bf5307ff72efde1f90c9a2a226d8967",
"signature_type": "Function",
"target": {
"file": "pjmedia/src/pjmedia-codec/speex_codec.c",
"function": "spx_codec_parse"
}
}
]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-29068.json"
"2026-04-12T20:28:23Z"