CVE-2018-6836

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.

CVSS v3.0

9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

2.72% chance of exploitation in the next 30 days, 85th percentile

Published

2018-02-08

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14397

References

• CVE Record
• NVD entry

Related

• CVE-2018-6832
• CVE-2018-6845
• CVE-2018-6831
• CVE-2018-6849
• CVE-2018-6830
• CVE-2018-6851