CVE-2025-51005
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1....
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
- Record
CVE-2025-51005- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
EUVDEUVD-2025-30924
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
- Record
EUVD-2025-30924- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-6cvx-mw62-87pq
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1....
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
- Record
GHSA-6cvx-mw62-87pq- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
NVD
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
- Record
CVE-2025-51005- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
OSV
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
- Record
CVE-2025-51005- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2025-51005
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
- Record
DEBIAN-CVE-2025-51005- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2025-51005
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
- Record
UBUNTU-CVE-2025-51005- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
tcpreplayDebian:12 |
All versions, plus listed versions 4.4.3-14.4.4-14.5.1-14.5.2-14.5.3-14.5.4-1 |
None known |
tcpreplayDebian:13 |
All versions, plus listed versions 4.5.1-14.5.2-14.5.3-14.5.4-1 |
None known |
tcpreplayDebian:14 |
All versions, plus listed versions 4.5.1-14.5.2-14.5.3-14.5.4-1 |
None known |
tcpreplayUbuntu:Pro:16.04:LTS |
All versions, plus listed versions 3.4.4-23.4.4-2+deb8u1build0.16.04.13.4.4-2+deb8u1ubuntu0.1~esm13.4.4-2+deb8u1ubuntu0.1~esm23.4.4-2+deb8u1ubuntu0.1~esm3 |
None known |
tcpreplayUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 4.2.6-14.2.6-1ubuntu0.1~esm14.2.6-1ubuntu0.1~esm24.2.6-1ubuntu0.1~esm34.2.6-1ubuntu0.1~esm44.2.6-1ubuntu0.1~esm5 |
None known |
tcpreplayUbuntu:Pro:20.04:LTS |
All versions, plus listed versions 4.3.2-1build14.3.2-1ubuntu0.1~esm14.3.2-1ubuntu0.1~esm24.3.2-1ubuntu0.1~esm3 |
None known |
tcpreplayUbuntu:Pro:22.04:LTS |
All versions, plus listed versions 4.3.3-24.3.4-14.3.4-1ubuntu0.1~esm14.3.4-1ubuntu0.1~esm2 |
None known |
tcpreplayUbuntu:Pro:24.04:LTS |
All versions, plus listed versions 4.4.3-14.4.4-14.4.4-1build14.4.4-1build24.4.4-1ubuntu0.1~esm1 |
None known |
tcpreplayUbuntu:25.10 |
All versions, plus listed versions 4.5.1-14.5.2-1 |
None known |
tcpreplayUbuntu:26.10 |
All versions, plus listed versions 4.5.2-1build14.5.4-1 |
None known |
tcpreplayUbuntu:26.04:LTS |
All versions, plus listed versions 4.5.2-14.5.2-1build1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-51005 is a high vulnerability (CVSS 7.5) in Broadcom Tcpreplay, published September 23, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 32nd percentile. No source names a fixed version.
References
github.com/appneta/tcpreplay/issues/925
nvd.nist.gov/vuln/detail/CVE-2025-51005
security-tracker.debian.org/tracker/CVE-2025-51005
ubuntu.com/security/CVE-2025-51005
cve.org/CVERecord?id=CVE-2025-51005