How many CVEs have a located fix in the-tcpdump-group/libpcap?

16 published CVEs have a fix traced to functions in the-tcpdump-group/libpcap, touching 33 functions across 29 files.

Which function in the-tcpdump-group/libpcap has been patched by the most CVEs?

is in bpf_filter.c has been changed by 2 CVE fixes, from 2026 to 2026.

How large is a typical CVE fix in the-tcpdump-group/libpcap?

The median fix changes 19 lines. 56% of fixes change 20 lines or fewer, and 31% change a single function.

How is a fix located to a function?

The upstream fix commit for each CVE is fetched and its diff is split into hunks. Each hunk is attributed to the function, method or type it changes, using the definition the diff itself names. Backports of the same fix to stable branches are counted once.

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#350 of 500 repositories

the-tcpdump-group/libpcap

Name: the-tcpdump-group/libpcap: functions patched by CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

Functions and files changed by CVE fixes in this repository.

Latest located fix September 5, 2026

16

CVE fixes located

Published CVEs

33

Functions patched

Distinct function sites

29

Files patched

Distinct source files

2019–2026

Years covered

By CVE publication date

Overview

16 published CVEs have a fix traced to functions in the-tcpdump-group/libpcap, the earliest published in 2019. Those fixes changed 33 distinct functions across 29 files, in 250 patch hunks.

Among the 500 repositories tracked here, the-tcpdump-group/libpcap ranks #350 by the number of CVEs with a located fix.

Most patched functions

Functions in the-tcpdump-group/libpcap changed by the most CVE fixes.

Most patched files

Files in the-tcpdump-group/libpcap changed by the most CVE fixes.

1rpcapd/daemon.c6 CVEs · 5 functions
2bpf_filter.c5 CVEs · 3 functions
3pcap-rpcap.c2 CVEs · 6 functions
4pcap.c2 CVEs · 1 functions
5sockutils.c1 CVEs · 2 functions
6gencode.c1 CVEs · 1 functions
7pcap-bpf.c1 CVEs · 1 functions
8pcap-bt-linux.c1 CVEs · 1 functions
9pcap-bt-monitor-linux.c1 CVEs · 1 functions
10pcap-dbus.c1 CVEs · 1 functions

Fix size

How much code a CVE fix in the-tcpdump-group/libpcap changes, with backports counted once.

19

Median lines changed

Added plus removed, per CVE

56%

Fixes of 20 lines or fewer

Share of CVE fixes

31%

Fixes in a single function

Share of CVE fixes

Latest CVEs

The most recently published CVEs with a fix located in the-tcpdump-group/libpcap, and the functions each fix changed.

OOBR in rpcap client in libpcap before 1.10.7
CVE-2026-18238pcap_read_nocb_remote rpcap_header
Medium · CVSS 5.0
EPSS 0.2%2026-09-05
rpcapd memory leak in libpcap before 1.10.7
CVE-2026-18313
Medium · CVSS 4.3
EPSS 0.2%2026-09-05
infinte loop in libpcap before 1.10.7
CVE-2026-6554is bpf_insn
Medium · CVSS 5.5
EPSS 0.1%2026-09-05
division by zero in libpcap before 1.10.7
CVE-2026-6244
Medium · CVSS 5.5
EPSS 0.1%2026-09-05
abort() in libpcap before 1.10.7 on an invalid BPF opcode
CVE-2026-31911
Medium · CVSS 5.5
EPSS 0.1%2026-09-05
OOBR in libpcap before 1.10.7
CVE-2026-31912bpf_insn pcapint_filter pcap_bpf_aux_data
Medium · CVSS 5.5
EPSS 0.1%2026-09-05
OOBR and OOBW in libpcap before 1.10.7
CVE-2026-0799
High · CVSS 8.7
EPSS 0.1%2026-09-05
OOBW in utf_16le_to_utf_8_truncated() in libpcap
CVE-2025-11964
Low · CVSS 1.9
EPSS 0.1%2025-12-31
OOBR and OOBW in pcap_ether_aton() in libpcap
CVE-2025-11961returns
Low · CVSS 1.9
EPSS 0.1%2025-12-31
NULL pointer dereference in libpcap before 1.10.5 with remote packet capture support
CVE-2024-8006pcap_findalldevs_ex
Medium · CVSS 4.4
EPSS 0.2%2024-08-30
CVE-2023-7256
CVE-2023-7256sock_initaddress pcap_remoteact_accept_ex pcap_startcapture_remote
Medium · CVSS 4.4
EPSS 0.2%2024-08-30
CVE-2019-15165
CVE-2019-15165option_header
Medium · CVSS 5.3
EPSS 2.8%2019-10-03

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Other repositories

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Frequently asked questions

Common questions about CVE fixes in the-tcpdump-group/libpcap.

How many CVEs have a located fix in the-tcpdump-group/libpcap?: 16 published CVEs have a fix traced to functions in the-tcpdump-group/libpcap, touching 33 functions across 29 files.
Which function in the-tcpdump-group/libpcap has been patched by the most CVEs?: is in bpf_filter.c has been changed by 2 CVE fixes, from 2026 to 2026.
How large is a typical CVE fix in the-tcpdump-group/libpcap?: The median fix changes 19 lines. 56% of fixes change 20 lines or fewer, and 31% change a single function.
How is a fix located to a function?: The upstream fix commit for each CVE is fetched and its diff is split into hunks. Each hunk is attributed to the function, method or type it changes, using the definition the diff itself names. Backports of the same fix to stable branches are counted once.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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