CVE-2017-8807: Debian Linux

Critical severity, CVSS 9.1. EPSS: 4.1% chance of exploitation in the next 30 days.

vbf_stp_error in bin/varnishd/cache/cache_fetch.c in Varnish HTTP Cache 4.1.x before 4.1.9 and 5.x before 5.2.1 allows remote attackers to obtain sensitive information from process memory because a VFP_GetStorage buffer is larger than intended in certain circumstances involving -sfile Stevedore transient objects.

Affected products

• Debian Debian Linux: version 9.0 only
• Varnish-Cache Varnish: from 4.1.0, before 4.1.9 (fixed in 4.1.9)
• Varnish Cache Project Varnish Cache: from 5.0.0, before 5.2.1 (fixed in 5.2.1)

Published 2017-11-16. Last modified 2026-06-17.