CVE-2021-39926

NameCVE-2021-39926
DescriptionBuffer overflow in the Bluetooth HCI_ISO dissector in Wireshark 3.4.0 to 3.4.9 allows denial of service via packet injection or crafted capture 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

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wireshark (PTS)stretch2.6.7-1~deb9u1vulnerable
stretch (security)2.6.20-0+deb9u1vulnerable
buster2.6.20-0+deb10u1vulnerable
bullseye3.4.4-1vulnerable
bookworm, sid3.6.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
wiresharksource(unstable)3.6.0-1

Notes

https://gitlab.com/wireshark/wireshark/-/issues/17649
https://www.wireshark.org/security/wnpa-sec-2021-08.html

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