Red Hat Security AdvisoryRHSA-2026:47009
Red Hat Hardened Images RPMs bug fix and enhancement update
Released 2026-07-28 · Red Hat rating Critical · View on Red Hat →
Fixed in
- Red Hat Hardened Images erlang27-27.3.4.15-0.1.hum1@aarch64, erlang27-27.3.4.15-0.1.hum1@src, erlang27-27.3.4.15-0.1.hum1@x86_64 +47
Fixes 5 records
Priority MEDIUM 44
Allocation of resources without limits in Erlang/OTP public_key certificate path validation allows a remote unauthenticated attacker to cause denial of service by sending a crafted X.509 certificate chain during the TLS…
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00319 · Published 2026-07-27 · Fixed CWE-770
Priority MEDIUM 41
The Erlang/OTP ssl TLS 1.2 (and earlier) and DTLS client does not verify that the cipher suite selected by the server in ServerHello was among the suites offered by the client in ClientHello.
CVSS 4.0CRITICAL 9.1· Network · No auth · No interaction · EPSS 0.00234 · Published 2026-07-27 · Partial fix · 27.3.4.15, 28.5.0.4 +4 CWE-757
Priority LOW 37
Classic buffer overflow in the Erlang/OTP megaco flex scanner C driver allows a remote unauthenticated attacker to corrupt the driver's memory (and potentially achieve remote code execution or a denial-of-service crash)…
CVSS 4.0HIGH 8.3· Network · No auth · No interaction · EPSS 0.00779 · Published 2026-07-27 · Fixed in 27.3.4.15, 28.5.0.4 +4 CWE-120
Priority LOW 36
Integer Underflow (Wrap or Wraparound) vulnerability in erlang otp erlang/otp (erts modules), erlang otp erts (erts modules) allows Forced Integer Overflow, Excessive Allocation.
CVSS 4.0HIGH 8.2· Network · No auth · No interaction · EPSS 0.0042 · Published 2026-07-27 · Fixed CWE-1284
Priority LOW 28
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.
CVSS 4.0MEDIUM 6.3· Network · No auth · No interaction · EPSS 0.00435 · Published 2026-07-27 · Fixed CWE-755