CVE-2023-7256 is a double-free vulnerability affecting libpcap, specifically during remote packet capture setup, where the sock_initaddress() function can lead to freeaddrinfo() being called twice on the same memory block. This vulnerability has a CVSS score of 4.4 (Medium), indicating a local attack vector with low complexity, requiring high privileges, and potentially leading to a denial of service. There is currently no public exploit code available, it is not listed in CISA's KEV catalog, and it has received minimal community and media attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.10.5CPE matchmatch criteria | cpe:2.3:a:tcpdump:libpcap:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.