DescriptionIn BlueZ 5.42, a buffer overflow was observed in "pklg_read_hci" function in "btsnoop.c" source file. This issue can be triggered by processing a corrupted dump file and will result in btmon crash.
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 severitymedium (attack range: remote)
Debian Bugs847837

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bluez (PTS)jessie (security), jessie5.23-2+deb8u1vulnerable
stretch (security), stretch5.43-2+deb9u1vulnerable
buster, sid5.50-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[stretch] - bluez <no-dsa> (Minor issue)
[jessie] - bluez <no-dsa> (Minor issue)
[wheezy] - bluez <no-dsa> (Minor issue)

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