CVE-2018-7420
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2018-7420
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-7420.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2018-7420
- Downstream
- Related
- Published
- 2018-02-23T22:29:01.717Z
- Modified
- 2025-11-14T08:59:22.872347Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the pcapng file parser could crash. This was addressed in wiretap/pcapng.c by adding a block-size check for sysdig event blocks.
- References
-
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=129e41f9f63885ad8224ef413c2860788fb9e849
- http://www.securityfocus.com/bid/103163
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14403
- https://lists.debian.org/debian-lts-announce/2018/04/msg00018.html
- https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html
- https://www.wireshark.org/security/wnpa-sec-2018-11.html
Affected packages
Git / github.com/wireshark/wireshark
Affected ranges
- Type
- GIT
- Repo
- https://github.com/wireshark/wireshark
- Events
-
IntroducedLast affectedIntroducedLast affected
Affected versions
2.*
2.2.1rc0
v2.*
v2.2.0
v2.2.1
v2.2.10
v2.2.10rc0
v2.2.11
v2.2.11rc0
v2.2.12
v2.2.12rc0
v2.2.1rc0
v2.2.2
v2.2.2rc0
v2.2.3
v2.2.3rc0
v2.2.4
v2.2.4rc0
v2.2.5
v2.2.5rc0
v2.2.6
v2.2.6rc0
v2.2.7
v2.2.7rc0
v2.2.8
v2.2.8rc0
v2.2.9
v2.2.9rc0
v2.4.0
v2.4.1
v2.4.1rc0
v2.4.2
v2.4.2rc0
v2.4.3
v2.4.3rc0
v2.4.4
v2.4.4rc0
wireshark-2.*
wireshark-2.2.0
wireshark-2.2.1
wireshark-2.2.10
wireshark-2.2.11
wireshark-2.2.12
wireshark-2.2.2
wireshark-2.2.3
wireshark-2.2.4
wireshark-2.2.5
wireshark-2.2.6
wireshark-2.2.7
wireshark-2.2.8
wireshark-2.2.9
wireshark-2.4.0
wireshark-2.4.1
wireshark-2.4.2
wireshark-2.4.3
wireshark-2.4.4