CVE-2026-1109: cijliu librtsp rtsp_parse_request buffer overflow

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-01-18 · updated 2026-06-17
Weakness: CWE-119

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.

Affected products

cijliu librtsp: through 2021-03-14

References

https://github.com/fizz-is-on-the-way/vuls_protocol/blob/main/librtsp_rtsp_parse_request/librtsp_rtsp_parse_request.md
https://vuldb.com/?ctiid.341701
https://vuldb.com/?id.341701
https://vuldb.com/?submit.732599

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