High severity7.5NVD Advisory· Published Nov 8, 2021· Updated Jun 17, 2026
CVE-2021-42075
CVE-2021-42075
Description
An issue was discovered in Barrier before 2.3.4. The barriers component (aka the server-side implementation of Barrier) does not correctly close file descriptors for established TCP connections. An unauthenticated remote attacker can thus cause file descriptor exhaustion in the server process, leading to denial of service.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Barrier/Barrierdescription
Patches
Vulnerability mechanics
References
2- www.openwall.com/lists/oss-security/2021/11/02/4nvdExploitMailing ListThird Party Advisory
- github.com/debauchee/barrier/releases/tag/v2.3.4nvdRelease NotesThird Party Advisory
News mentions
0No linked articles in our index yet.