CVE-2020-17498 — Double Free in Wireshark

CWE-415 — Double FreeCWE-416 — Use After Free10 documents8 sources
Severity
6.5MEDIUMNVD
EPSS
0.2%
top 54.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
WiresharkFedoraproject FedoraOpensuse Leap+1 more
Timeline
PublishedAug 13
Latest updateJul 31

Description

In Wireshark 3.2.0 to 3.2.5, the Kafka protocol dissector could crash. This was addressed in epan/dissectors/packet-kafka.c by avoiding a double free during LZ4 decompression.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶NVDwireshark/wireshark3.2.0 — 3.2.6
▶Debianwireshark/wireshark< 3.2.6-1+3
▶NVDopensuse/leap15.1, 15.2+1

Also affects: Fedora 31, 32

Patches

Patch: bugs.wireshark.org ↗Patch: www.oracle.com ↗Patch: bugs.wireshark.org ↗

🔴Vulnerability Details

4
OSV
wireshark vulnerabilities↗2023-07-31
▶
GHSA
GHSA-948p-p2c6-64q4: In Wireshark 3↗2022-05-24
▶
CVEList
CVE-2020-17498: In Wireshark 3↗2020-08-13
▶
OSV
CVE-2020-17498: In Wireshark 3↗2020-08-13
▶

📋Vendor Advisories

3
Ubuntu
Wireshark vulnerabilities↗2023-07-31
▶
Red Hat
wireshark: Kafka protocol dissector could crash (wnpa-sec-2020-10)↗2020-08-12
▶
Debian
CVE-2020-17498: wireshark - In Wireshark 3.2.0 to 3.2.5, the Kafka protocol dissector could crash. This was ...↗2020
▶

💬Community

2
Bugzilla
CVE-2020-17498 wireshark: Kafka protocol dissector could crash (wnpa-sec-2020-10) [fedora-all]↗2020-08-14
▶
Bugzilla
CVE-2020-17498 wireshark: Kafka protocol dissector could crash (wnpa-sec-2020-10)↗2020-08-14
▶
CVE-2020-17498 — Double Free in Wireshark | cvebase