CVEvulnerability
CVE-2018-6836
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2018-02-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-763
Description
The netmonrec_comment_destroy function in wiretap/netmon.c in Wireshark through 2.4.4 performs a free operation on an uninitialized memory address, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.
Affected configurations
• wireshark wireshark (<= 2.4.4)
Related
Weakness · CWE (1)
- CWE-763 Release of Invalid Pointer or Reference weakness
References
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14397 Exploit, Issue Tracking, Third Party Advisory
- https://code.wireshark.org/review/#/c/25660/ Issue Tracking, Patch
- https://code.wireshark.org/review/#/c/25660/2/wiretap/netmon.c Patch
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=28960d79cca262ac6b974f339697b299a1e28fef code.wireshark.org
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14397 Exploit, Issue Tracking, Third Party Advisory
- https://code.wireshark.org/review/#/c/25660/ Issue Tracking, Patch
- https://code.wireshark.org/review/#/c/25660/2/wiretap/netmon.c Patch
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=28960d79cca262ac6b974f339697b299a1e28fef code.wireshark.org