DescriptionExim 4 before 4.94.2 allows an off-by-two Out-of-bounds Write because "-F ''" is mishandled by parse_fix_phrase.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
exim4 (PTS)buster4.92-8+deb10u6fixed
buster (security)4.92-8+deb10u9fixed
bullseye (security), bullseye4.94.2-7+deb11u2fixed
bookworm, bookworm (security)4.96-15+deb12u4fixed
sid, trixie4.97-8fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
exim4sourcestretch(not affected)
exim4sourcebuster(not affected)


[buster] - exim4 <not-affected> (Vulnerable code introduced later)
[stretch] - exim4 <not-affected> (Vulnerable code introduced later)
Introduced by:

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