Buffer overflow in Erlang Erlang\/otp
CVE-2026-49759
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/com…
Vulnerability class: Buffer Overflow
EPSS: 0.005 (39.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H.
Affected products
- Erlang Erlang\/otp
- Erlang Erts
- Erlang Otp — versions 6.0, 17.0, 84adefa331c4159d432d22840663c38f155cd4c1
Weakness classification (CWE)
References
- 6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, Third Party Advisory)
- 6b3ad84c-e1a6-4bf7-a703-f496b71e49db (Patch, patch)
- 6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, vendor-advisory, Vendor Advisory)
- 6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, Third Party Advisory)
- 6b3ad84c-e1a6-4bf7-a703-f496b71e49db (Product, x_version-scheme)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-49759?
- CVE-2026-49759 is a high-severity vulnerability in Erlang Erlang\/otp, classified under Stack-based Buffer Overflow. CVSS score: 8.2/10. Published 2026-06-10.
- How severe is CVE-2026-49759?
- High severity. CVSS v3 base score is 8.2 out of 10.