INFSA-2025:9151: gvisor-tap-vsock security update

Information about definition

Identificator: INFSA-2025:9151

Type: security

Release date: 2025-07-15 19:38:39 UTC

Information about package

A replacement for libslirp and VPNKit, written in pure Go. It is based on the network stack of gVisor. Compared to libslirp, gvisor-tap-vsock brings a configurable DNS server and dynamic port forwarding.

Vulnerabilities description

  • CVE-2025-22871

    The net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines. This can permit request smuggling if a net/http server is used in conjunction with a server that incorrectly accepts a bare LF as part of a chunk-ext.

Severity level

CVE Score CVSS 2.0 Score CVSS 3.x Score CVSS 4.0
Critical, important, moderate, low

Updated packages