CVE-2026-77639

A flaw was found in Tor. A remote attacker could exploit a compression bomb bypass vulnerability by concatenating multiple gzip or zlib sub-streams. Each sub-stream, individually below the detection threshold, could collectively bypass the compression bomb check, leading to a Denial of Service Do...

Linux Distros Unpatched Vulnerability : CVE-2026-77639

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Tor before 0.4.9.9 was prone to a compression bomb bypass where an attacker could concatenate many gzip or zlib sub-streams, each just under the per-stream...

CVE-2026-77639

Tor before 0.4.9.9 was prone to a compression bomb bypass where an attacker could concatenate many gzip or zlib sub-streams, each just under the per-stream detection threshold, to avoid the compression bomb check entirely. This is TROVE-2026-022...