CVE-2012-5671 · cross-distro fix matrix

CVE-2012-5671: Heap-based buffer overflow in the dkim_exim_query_dns_txt function in dkim.c in Exim 4.70 through 4.80, when DKIM support is enabled and acl_smtp_connect and acl_smtp_rcpt are not set to "warn control = dkim_disable_verify," allows remote attackers to execute arbitrary code via an email from a malic

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

Fix per ecosystem

Each block below is a distro release where CVE-2012-5671 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

exim4→ fixed in4.80-5.1urgency: medium

sudo apt-get install --only-upgrade -y exim4

Debian bookworm

Source: Debian Security Tracker

exim4→ fixed in4.80-5.1urgency: medium

sudo apt-get install --only-upgrade -y exim4

Debian trixie

Source: Debian Security Tracker

exim4→ fixed in4.80-5.1urgency: medium

sudo apt-get install --only-upgrade -y exim4

Are YOU affected by CVE-2012-5671?

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