Cyber ·
CVE-2026-98432: use-after-free in TCP IPv4 connections and protection for Go programs
Message forwarded through the oss-sec list, published on 29 October 2026, addresses CVE-2026-98432, a use-after-free flaw in TCP IPv4 connection handling, with protection guidance for Go programs.
The forwarded message on the oss-sec list, published on 29 October 2026 and shared by Alan Coopersmith, addresses CVE-2026-98432. According to the text, the flaw is a use-after-free affecting TCP IPv4 connection handling. The subject indicates protection measures for people who use Go programs, but the available excerpt does not detail affected versions or the fix. The original message refers to the public record of the vulnerability in the NVD, the NIST vulnerability database. Because the received text is truncated, it is not possible to say which versions, packages or configurations are exposed. Before acting, consult the full advisory and the official CVE record. For those who operate Go programs, the prudent procedure is to identify which services accept TCP IPv4 connections, check dependency versions and apply the update indicated by the vendor as soon as it is available. About using AI: if you summarize or compare this advisory with a model, do not paste logs, internal addresses, credentials or customer data. Use only the public text. Rota Nacional detects and applies policies to personal data before inference, but this does not fix the affected software.
Original source: Como se proteger contra a CVE-2026-98432 ao usar programas Go