DescriptionThe mirror:// method implementation in Advanced Package Tool (APT) 1.6.x before 1.6.4 and 1.7.x before 1.7.0~alpha3 mishandles gpg signature verification for the InRelease file of a fallback mirror, aka mirrorfail.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
apt (PTS)buster1.8.2.3fixed
buster (security)
bookworm, sid2.6.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
aptsourcejessie(not affected)
aptsourcestretch(not affected)


[stretch] - apt <not-affected> (Vulnerable code introduced in 1.6~alpha6)
[jessie] - apt <not-affected> (Vulnerable code introduced in 1.6~alpha6)

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