EEF-CVE-2026-49759 Stack buffer overflow in SCTP error cause parsing in inet_drv allows remote VM crash

Summary Stack-based Buffer Overflow vulnerability in Erlang OTP erts inet\drv allows an unauthenticated remote attacker to crash the BEAM VM by sending a crafted SCTP ERROR chunk. The sctp\parse\error\chunk function in erts/emulator/drivers/common/inet\drv.c parses SCTP ERROR chunks and writes...

CVE-2026-49759 Stack buffer overflow in SCTP error cause parsing in inet_drv allows remote VM crash

Stack-based Buffer Overflow vulnerability in Erlang OTP erts inetdrv allows an unauthenticated remote attacker to crash the BEAM VM by sending a crafted SCTP ERROR chunk. The sctpparseerrorchunk function in erts/emulator/drivers/common/inetdrv.c parses SCTP ERROR chunks and writes cause codes int...

CVE-2026-49759 Stack buffer overflow in SCTP error cause parsing in inet_drv allows remote VM crash

Stack-based Buffer Overflow vulnerability in Erlang OTP erts inetdrv allows an unauthenticated remote attacker to crash the BEAM VM by sending a crafted SCTP ERROR chunk. The sctpparseerrorchunk function in erts/emulator/drivers/common/inetdrv.c parses SCTP ERROR chunks and writes cause codes int...

CVE-2026-49759

CVE-2026-49759 affects Erlang OTP erts inet_drv SCTP error handling. The sctp_parse_error_chunk() writes cause codes into a fixed-size stack-allocated spec[] without bounds checks, allowing a remote attacker who has SCTP access to overflow the stack and crash the BEAM VM (DoS). A crafted SCTP ERR...

PT-2026-48468

Name of the Vulnerable Software and Affected Versions Erlang OTP versions 17.0 through 27.3.4.12 Erlang OTP version 28.5.0.1 Erlang OTP version 29.0.1 erts versions 6.0 through 15.2.7.8 erts version 16.4.0.1 erts version 17.0.1 Description A stack-based buffer overflow exists in the sctp parse...