Debian trixie
Source: Debian Security Tracker
varnish→ fixed in7.7.0-3+deb13u1urgency: not yet assignedsudo apt-get install --only-upgrade -y varnish
Back to CVE digest
CVE-2025-8671 · cross-distro fix matrix
CVE-2025-8671: A mismatch caused by client-triggered server-sent stream resets between HTTP/2 specifications and the internal architectures of some HTTP/2 implementations may result in excessive server resource consumption leading to denial-of-service (DoS). By opening streams and then rapidly triggering the serv
Affects 6 Linux releases across 7 (distro × package) combinations.
Fix per ecosystem
Each block below is a distro release where CVE-2025-8671 has a known fix. Run the listed command on that distro to remediate.
Alpine v3.20
Source: Alpine secdb
lighttpd→ fixed in0-r0apk update && apk add --upgrade lighttpd
Alpine v3.21
Source: Alpine secdb
lighttpd→ fixed in0-r0apk update && apk add --upgrade lighttpd
Alpine edge
Source: Alpine secdb
lighttpd→ fixed in0-r0apk update && apk add --upgrade lighttpd
dnsdist→ fixed in2.0.1-r0apk update && apk add --upgrade dnsdist
Alpine v3.18
Source: Alpine secdb
lighttpd→ fixed in0-r0apk update && apk add --upgrade lighttpd
Alpine v3.19
Source: Alpine secdb
lighttpd→ fixed in0-r0apk update && apk add --upgrade lighttpd
Are YOU affected by CVE-2025-8671?
5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.
curl https://mindsparkstack.com/scan.sh | bash
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