CVE-2026-1109

cijliu librtsp rtsp_parse_request buffer overflow

State: Published
Severity: 4.8 Medium
Published: Jan 18, 2026
Updated: Feb 23, 2026
Reserved: Jan 17, 2026

Description

A vulnerability was detected in cijliu librtsp up to 2ec1a81ad65280568a0c7c16420d7c10fde13b04. The impacted element is the function rtsp_parse_request. The manipulation results in buffer overflow. Attacking locally is a requirement. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	5.3 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
3.0	5.3 Medium	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
2.0	4.3 Medium	AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-120 Buffer Overflow
CWE-119 Memory Corruption

Affected Products

Product	Versions
librtspcijliu	2ec1a81ad65280568a0c7c16420d7c10fde13b04Affected

References

VDB-341701 | cijliu librtsp rtsp_parse_request buffer overflowvdb-entrytechnical-description
VDB-341701 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #732599 | librtsp demo git-master-2ec1a81ad65280568a0c7c16420d7c10fde13b04 Buffer Overflowthird-party-advisory
https://github.com/fizz-is-on-the-way/vuls_protocol/blob/main/librtsp_rtsp_parse_request/librtsp_rtsp_parse_request.mdrelated

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