Description
Due to a bug in packet data buffers management, the PPP printer in tcpdump can enter an infinite loop when reading a crafted DLT_PPP_SERIAL .pcap savefile. This problem does not affect any tcpdump release, but it affected the git master branch from 2023-06-05 to 2024-03-21.
References (4)
Scores
CVSS v3
6.2
EPSS
0.0001
EPSS Percentile
0.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-835
Status
published
Products (1)
The Tcpdump Group/tcpdump
0d4083e - b9811ef
Published
Apr 12, 2024
Tracked Since
Feb 18, 2026