CVE-2021-32765 · cross-distro fix matrix

CVE-2021-32765: Hiredis is a minimalistic C client library for the Redis database. In affected versions Hiredis is vulnurable to integer overflow if provided maliciously crafted or corrupted `RESP` `mult-bulk` protocol data. When parsing `multi-bulk` (array-like) replies, hiredis fails to check if `count * sizeof(r

Affects 2 Linux releases across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-32765 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

hiredis→ fixed in0.14.1-2urgency: unimportant

sudo apt-get install --only-upgrade -y hiredis

Debian trixie

Source: Debian Security Tracker

hiredis→ fixed in0.14.1-2urgency: unimportant

sudo apt-get install --only-upgrade -y hiredis

Are YOU affected by CVE-2021-32765?

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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