CVE-2008-4640 · cross-distro fix matrix

CVE-2008-4640: The DoCommand function in jhead.c in Matthias Wandel jhead 2.84 and earlier allows local users to delete arbitrary files via vectors involving a modified input filename in which (1) a final "z" character is replaced by a "t" character or (2) a final "t" character is replaced by a "z" character.

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

Fix per ecosystem

Each block below is a distro release where CVE-2008-4640 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

jhead→ fixed in2.85-1urgency: unimportant

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

Debian bookworm

Source: Debian Security Tracker

jhead→ fixed in2.85-1urgency: unimportant

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

Debian trixie

Source: Debian Security Tracker

jhead→ fixed in2.85-1urgency: unimportant

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

Are YOU affected by CVE-2008-4640?

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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