HighFix available
pjproject — security advisory
PJSIP is a free and open source multimedia communication library written in the C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In various parts of PJSIP, when error/failure occurs, it is found that the function returns without releasing the currently held locks. This could result in a system deadlock, which cause a denial of service for the users. No release has yet been made which contains the linked fix commit. All versions up to an including 2.11.1 are affected. Users may need to manually apply the patch.
- Products
- pjproject
- Affected versions
- Not specified
- Fixed versions
- 2.12-r0
- CVEs
- CVE-2021-41141
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:06 UTC · Revision 1
Source evidence
PJSIP is a free and open source multimedia communication library written in the C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In various parts of PJSIP, when error/failure occurs, it is found that the function returns without releasing the currently held locks. This could result in a system deadlock, which cause a denial of service for the users. No release has yet been made which contains the linked fix commit. All versions up to an including 2.11.1 are affected. Users may need to manually apply the patch.
osv:ALPINE-CVE-2021-41141
pjproject
Fixed versions: 2.12-r0
pjproject
Fixed versions: 2.12-r0
pjproject
Fixed versions: 2.12-r0
pjproject
Fixed versions: 2.12-r0
pjproject
Fixed versions: 2.12-r0
pjproject
Fixed versions: 2.12-r0
pjproject
Fixed versions: 2.12-r0
pjproject
Fixed versions: 2.12-r0
pjproject
Fixed versions: 2.12-r0
Complete source record
{
"id": "6d1e3e9b8eb2bafe156ffc6ef48bac6bb2c78620dc538628de873f0321c54441",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2021-41141",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2021-41141",
"summary": "PJSIP is a free and open source multimedia communication library written in the C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In various parts of PJSIP, when error/failure occurs, it is found that the function returns without releasing the currently held locks. This could result in a system deadlock, which cause a denial of service for the users. No release has yet been made which contains the linked fix commit. All versions up to an including 2.11.1 are affected. Users may need to manually apply the patch.",
"evidence": "osv:ALPINE-CVE-2021-41141",
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],
"severity": "high",
"structured": {
"id": "ALPINE-CVE-2021-41141",
"aliases": [
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],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
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],
"modified": "2026-10-23T17:17:56.213096860Z",
"provider": "osv",
"upstream": [
"CVE-2021-41141"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2021-41141"
]
},
"related_cves": [
{
"value": "CVE-2021-41141",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 415552,
"published_at": "2022-01-04T19:15:14.687+00:00"
}