CVE-2019-5716 — Improper Input Validation in Wireshark

CWE-20 — Improper Input ValidationCWE-617 — Reachable Assertion7 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.3%
top 49.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkDebian WiresharkDebian Linux
Timeline
PublishedJan 8
Latest updateMay 13

Description

In Wireshark 2.6.0 to 2.6.5, the 6LoWPAN dissector could crash. This was addressed in epan/dissectors/packet-6lowpan.c by avoiding use of a TVB before its creation.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/wireshark< wireshark 2.6.6-1 (bookworm)
▶Debianwireshark/wireshark< 2.6.6-1+3
▶NVDwireshark/wireshark2.6.0 — 2.6.5

Also affects: Debian Linux 8.0, 9.0

🔴Vulnerability Details

2
GHSA
GHSA-4jgf-699w-j7rm: In Wireshark 2↗2022-05-13
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OSV
CVE-2019-5716: In Wireshark 2↗2019-01-08
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📋Vendor Advisories

2
Red Hat
wireshark: reachable assertion in fast_ensure_contiguous() from 6LoWPAN dissector↗2019-01-08
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Debian
CVE-2019-5716: wireshark - In Wireshark 2.6.0 to 2.6.5, the 6LoWPAN dissector could crash. This was address...↗2019
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💬Community

2
Bugzilla
CVE-2019-5716 wireshark: 6LoWPAN dissector crash in epan/dissectors/packet-6lowpan.c [fedora-all]↗2019-01-18
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Bugzilla
CVE-2019-5716 wireshark: reachable assertion in fast_ensure_contiguous() from 6LoWPAN dissector↗2019-01-18
▶