Bug 1909799 (CVE-2020-26422) - CVE-2020-26422 wireshark: QUIC dissector crash (wnpa-sec-2020-20)
Summary: CVE-2020-26422 wireshark: QUIC dissector crash (wnpa-sec-2020-20)
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2020-26422
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1909800
TreeView+ depends on / blocked
 
Reported: 2020-12-21 17:06 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-02-16 18:27 UTC (History)
9 users (show)

Fixed In Version: wireshark 3.4.2
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Environment:
Last Closed: 2020-12-21 19:31:12 UTC
Embargoed:

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Description Guilherme de Almeida Suckevicz 2020-12-21 17:06:43 UTC 
It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

References:
https://www.wireshark.org/security/wnpa-sec-2020-20.html
https://gitlab.com/wireshark/wireshark/-/issues/17073
Comment 1 Product Security DevOps Team 2020-12-21 19:31:12 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-26422
Comment 2 Todd Cullum 2020-12-22 21:06:44 UTC 
Statement:

This flaw does not affect wireshark as shipped in Red Hat Enterprise Linux 5, 6, 7, or 8 because the affected code was introduced in a more recent version of wireshark than those shipped.
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