CVE-2026-63964

The CVE-2026-63964 entry describes a Linux kernel vulnerability in usb: typec: ucsi: ccg where do_flash() searches firmware records for a ':' header. If a firmware image lacks ':' bytes, strnchr() returns NULL, and the loop uses p+1 and a large length, causing a crash. A root user could place a c...

CVE-2026-63964

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: ccg: reject firmware images without a ':' record header doflash locates the first .cyacd record with p = strnchrfw-data, fw-size, ':'; while p eof s = strnchrp + 1, eof - p - 1, ':'; ... If the firmware image...

Astra Linux – Vulnerability in Netty

HttpObjectDecoder.java in Netty before 4.1.44 allowed an HTTP header that lacked a colon. This could be interpreted as a separate header with incorrect syntax, or it could be interpreted as an “invalid fold”...

netty: HTTP request smuggling by mishandled whitespace before the colon in HTTP headers

A flaw was found in Netty, where whitespace before the colon in HTTP headers is mishandled. This flaw allows an attacker to cause HTTP request smuggling...

golang: HTTP/1.1 headers with a space before the colon leads to filter bypass or request smuggling

It was discovered that net/http through net/textproto in golang does not correctly interpret HTTP requests where an HTTP header contains spaces before the colon. This could be abused by an attacker to smuggle HTTP requests when a proxy or a firewall is placed behind a server implemented in Go or ...