Use After Free in Tcpdump Tcpslice

CVE-2021-41043

Use after free in tcpslice triggers AddressSanitizer, no other confirmed impact.

Vulnerability class: Use-After-Free

EPSS: 0.009 (55.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Tcpdump Tcpslice
The Tcpdump Group Tcpslice — versions unspecified

Weakness classification (CWE)

CWE-416 — Use After Free

References

security@tcpdump.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-41043?: CVE-2021-41043 is a medium-severity vulnerability in Tcpdump Tcpslice, classified under Use After Free. CVSS score: 5.5/10. Published 2022-01-05.
How severe is CVE-2021-41043?: Medium severity. CVSS v3 base score is 5.5 out of 10.