DescriptionIn BlueZ 5.42, a buffer overflow was observed in "set_ext_ctrl" function in "tools/parser/l2cap.c" source file when processing corrupted dump file.
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
Debian Bugs847837

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bluez (PTS)stretch5.43-2+deb9u2vulnerable
stretch (security)5.43-2+deb9u3vulnerable
buster, buster (security)5.50-1.2~deb10u1vulnerable
bullseye, sid5.55-3.1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

Crash in CLI tools, no security impact

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