Details:
A replacement for libslirp and VPNKit, written in pure Go. It is based on the network stack of gVisor and is used to provide networking for podman-machine virtual machines. Compared to libslirp, gvisor-tap-vsock brings a configurable DNS server and dynamic port forwarding.
Security Fix(es):
crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate (CVE-2025-61729)
golang: net/url: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726)
crypto/tls: Unexpected session resumption in crypto/tls (CVE-2025-68121)
net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
6:0.7.3-5.el9_4.36:0.7.3-5.el9_4.36:0.7.3-5.el9_4.3Exploitability
AV:NAC:LPR:NUI:NScope
S:UImpact
C:NI:NA:H7.5/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H