CVE-2009-1255 · cross-distro fix matrix

CVE-2009-1255: The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a) the contents of /proc/self/maps in response to a stats maps command and (b) memory-allocation statistics in response to a stats malloc command, which allows remote attackers to obtain sensitive information

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2009-1255 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

memcached→ fixed in1.2.8-1urgency: low

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

Debian bookworm

Source: Debian Security Tracker

memcached→ fixed in1.2.8-1urgency: low

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

Debian trixie

Source: Debian Security Tracker

memcached→ fixed in1.2.8-1urgency: low

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

Are YOU affected by CVE-2009-1255?

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.

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