Descriptionlibsoup from versions 2.65.1 until 2.68.1 have a heap-based buffer over-read because soup_ntlm_parse_challenge() in soup-auth-ntlm.c does not properly check an NTLM message's length before proceeding with a memcpy.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh
Debian Bugs941912

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libsoup2.4 (PTS)stretch (security), stretch2.56.0-2+deb9u2fixed
bullseye, sid2.72.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libsoup2.4sourcejessie(not affected)
libsoup2.4sourcestretch(not affected)
libsoup2.4sourcebuster(not affected)


[buster] - libsoup2.4 <not-affected> (Vulnerable code introduced in 2.65.1)
[stretch] - libsoup2.4 <not-affected> (Vulnerable code introduced in 2.65.1)
[jessie] - libsoup2.4 <not-affected> (Vulnerable code introduced in 2.65.1) (private)

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