erlang erts vulnerabilities

Latest erlang erts CVEs

Newest publication first

1. CVE-2026-54890 BEAM VM crash via integer underflow in binary_to_term BIT_BINARY_EXT decoding

   Published 2026-07-27

   High·CVSS 8.2 EPSS 0.45%

   Integer Underflow (Wrap or Wraparound) vulnerability in erlang otp erlang/otp (erts modules), erlang otp erts (erts modules) allows Forced Integer Overflow, Excessive Allocation. This vulnerability is associated with program files erts/emulator/beam/external.c, emulator/beam/exte...

2. CVE-2026-55737 Heap pointer corruption via signed/unsigned mismatch in LARGE_TUPLE_EXT decoding in erts external term format decoder

   Published 2026-07-27

   Medium·CVSS 5.1 EPSS 0.31%

   Signed to Unsigned Conversion Error and Out-of-bounds Write vulnerability in Erlang OTP erts allows an attacker who can supply a crafted Erlang external term format (ETF) binary to binary_to_term/1 to corrupt the BEAM heap pointer and crash the virtual machine. When decoding a LA...

3. CVE-2026-42792 epmd permanent DoS via EMFILE on accept(2) in erts

   Published 2026-07-27

   Medium·CVSS 6.3 EPSS 0.46%

   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 epm...

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

   Published 2026-06-10

   High·CVSS 8.8 EPSS 0.50%

   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 an...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.