UpHeron
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Servers and applications

CVE-2026-42792

Improper Handling of Exceptional Conditions vulnerability in Erlang OTP erts (epmd) allows an unauthenticated remote attacker to permanently terminate the Erlang Port Mapper Daemon (epmd) via connection slot exhaustion. The do_accept function in erts/epmd/src/epmd_srv.c calls epmd_cleanup_exit() when accept(2) returns EMFILE (per-process file descriptor limit reached) or ENFILE (system-wide file…

Severity
Medium 6.3
Published
27 Jul 2026
Last changed
10 Aug 2026
Added to UpHeron
16 Oct 2026
Fixed in
27.3.4, 28.5.0.4, 29.0.4
Sources
NVD

Affected software

SoftwareAffected versions
Erlang/OTPServers and applications · cpe:a:erlang:erlang\/otp
  • From 17.0 before 27.3.4
  • From 28.0 before 28.5.0.4
  • From 29.0 before 29.0.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-42792
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-42792