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Fencer Vulns
high 7.5

CVE-2022-28487 json

Tcpreplay version 4.4.1 contains a memory leakage flaw in fix_ipv6_checksums() function.

published 2022-05-04 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-32929

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

Tcpreplay version 4.4.1 contains a memory leakage flaw in fix_ipv6_checksums() function. The highest threat from this vulnerability is to data confidentiality.

Patch / fix

  • tcpreplay Debian 14, Debian 13, Debian 12 4.4.2-1

debian advisories DEBIAN-CVE-2022-28487

  • tcpreplay Ubuntu Pro 18.04 LTS 4.2.6-1ubuntu0.1~esm4
  • tcpreplay Ubuntu Pro 20.04 LTS 4.3.2-1ubuntu0.1~esm2
  • tcpreplay Ubuntu Pro 22.04 LTS 4.3.4-1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2022-28487

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-28487 updated

tcpreplay: memory leak in fix_ipv6_checksums() function

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.01% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/appneta/tcpreplay/issues/723 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-401 Missing Release of Memory after Effective Lifetime

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.