CVE-2026-32177 · cross-distro fix matrix

CVE-2026-32177: Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.

Affects 2 Linux releases across 5 (distro × package) combinations. First disclosed: 2026-05-12.

CVSS v3:HIGH · 7.3(NVD-published)

Fix per ecosystem

Each block below is a distro release where CVE-2026-32177 has a known fix. Run the listed command on that distro to remediate.

Alpine v3.21

Source: Alpine secdb

dotnet8-runtime→ fixed in8.0.27-r0

apk update && apk add --upgrade dotnet8-runtime

dotnet9-runtime→ fixed in9.0.16-r0

apk update && apk add --upgrade dotnet9-runtime

Alpine edge

Source: Alpine secdb

dotnet10-runtime→ fixed in10.0.8-r0

apk update && apk add --upgrade dotnet10-runtime

dotnet8-runtime→ fixed in8.0.27-r0

apk update && apk add --upgrade dotnet8-runtime

dotnet9-runtime→ fixed in9.0.16-r0

apk update && apk add --upgrade dotnet9-runtime

Are YOU affected by CVE-2026-32177?

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

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

CVE-2026-32177dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. From $9/mo, 14-day free trial, cancel anytime.

See StackPatch (from $9/mo)