CVE-2025-54939

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2025-54939
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-54939.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-54939
Published
2025-08-01T00:00:00Z
Modified
2026-07-15T02:15:37.907607052Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

LiteSpeed QUIC (LSQUIC) Library before 4.3.1 has an lsquicenginepacket_in memory leak.

Database specific 
{
    "cna_assigner": "mitre",
    "cwe_ids": [
        "CWE-770"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54939.json"
}
References

Affected packages

Git / github.com/litespeedtech/lsquic

Affected ranges

Type
GIT
Repo
https://github.com/litespeedtech/lsquic
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
1a1f503fee8bf4d6b14967bc3874c558e22c5435
Fixed
4cd9252e77fb4a36b572e2167a84067d603d3b23
Database specific 
{
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:litespeedtech:lsquic:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "4.3.1"
        }
    ]
}
Type
GIT
Repo
https://github.com/litespeedtech/openlitespeed
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
c4ed2e1aea39028285f5b343f961ed3e1a2f073b
Database specific 
{
    "source": "CPE_RANGE",
    "cpe": "cpe:2.3:a:litespeedtech:openlitespeed:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.8.4"
        }
    ]
}

Affected versions

1.*
1.11.0
1.11.1
1.12.0
1.12.2
1.12.3
1.12.4
1.13.0
1.14.0
1.14.3
1.15.0
1.16.0
1.17.0
1.17.10
1.17.11
1.17.12
1.17.14
1.17.15
1.17.2
1.17.3
1.17.6
1.17.7
1.17.8
1.17.9
1.18.0
1.19.1
1.19.2
1.19.4
1.19.5
1.19.6
1.20.0
1.21.1
1.21.2
v.*
v.2.12.4
v.2.20.1
v1.*
v1.0
v1.0.4
v1.1
v1.10
v1.10.1
v1.10.2
v1.2
v1.3
v1.3.2
v1.4.0
v1.4.1
v1.4.2
v1.5.0
v1.5.0rc6
v1.5.2
v1.6.3
v1.7.0
v1.7.1
v1.7.10
v1.7.10.1
v1.7.10.2
v1.7.17
v1.7.2
v1.7.3
v1.7.4
v1.7.5
v1.7.6
v1.7.7
v1.7.8
v1.7.9
v1.7.9.1
v1.7.9.2
v1.8.0
v1.8.1
v1.8.2
v1.8.2.1
v1.8.3
v1.8.3.1
v2.*
v2.10.0
v2.10.1
v2.10.3
v2.10.4
v2.10.5
v2.10.6
v2.11.1
v2.12.0
v2.13.0
v2.13.1
v2.13.2
v2.13.3
v2.14.0
v2.14.1
v2.14.2
v2.14.3
v2.14.4
v2.14.5
v2.14.6
v2.14.7
v2.14.8
v2.15.0
v2.16.0
v2.16.1
v2.16.2
v2.16.3
v2.17.0
v2.17.1
v2.17.2
v2.18.0
v2.18.1
v2.18.2
v2.19.0
v2.19.1
v2.19.10
v2.19.2
v2.19.3
v2.19.4
v2.19.5
v2.19.6
v2.19.7
v2.19.8
v2.2.0
v2.20.0
v2.20.2
v2.21.0
v2.22.0
v2.22.1
v2.23.1
v2.23.2
v2.23.3
v2.24.0
v2.24.1
v2.24.2
v2.24.3
v2.24.4
v2.24.5
v2.25.0
v2.26.0
v2.26.1
v2.26.2
v2.27.0
v2.27.1
v2.27.2
v2.27.3
v2.27.4
v2.27.5
v2.27.6
v2.28.0
v2.29.0
v2.29.1
v2.29.2
v2.29.3
v2.29.4
v2.29.5
v2.29.6
v2.3.0
v2.3.1
v2.30.0
v2.30.1
v2.30.2
v2.4.0
v2.4.1
v2.4.10
v2.4.2
v2.4.3
v2.4.4
v2.4.6
v2.4.7
v2.4.8
v2.5.0
v2.5.1
v2.5.2
v2.6.0
v2.6.1
v2.6.2
v2.6.3
v2.6.5
v2.6.6
v2.6.7
v2.7.0
v2.7.1
v2.7.2
v2.7.3
v2.8.0
v2.8.1
v2.8.2
v2.8.3
v2.8.5
v2.8.7
v2.8.8
v2.8.9
v2.9.0
v3.*
v3.0.0
v3.0.1
v3.0.2
v3.0.3
v3.0.4
v3.1.0
v3.1.1
v3.1.2
v3.1.3
v3.2.0
v3.3.0
v3.3.1
v4.*
v4.0.0
v4.0.1
v4.0.11
v4.0.12
v4.0.2
v4.0.3
v4.0.4
v4.0.5
v4.0.6
v4.0.7
v4.0.8
v4.0.9
v4.1.0
v4.2.0
v4.3.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-54939.json"