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OpenAdvisories
Medium · 5.6 CVE-2026-13588 EUVD-2026-40148GHSA-9f2x-4g7j-783f

seladb PcapPlusPlus TLS Hello SSLHandshake.cpp getHandshakeVersion heap-based overflow

Published Jun 29, 2026 · Updated Jun 29, 2026 · Assigned by VulDB

Description

A vulnerability was determined in seladb PcapPlusPlus 25.05. The impacted element is the function pcpp::SSLClientHelloMessage::getHandshakeVersion of the file Packet++/src/SSLHandshake.cpp of the component TLS Hello Handler. Executing a manipulation of the argument handshakeVersion can lead to heap-based buffer overflow. It is possible to launch the attack remotely. This attack is characterized by high complexity. The exploitability is regarded as difficult. The exploit has been publicly disclosed and may be utilized. This patch is called 98e671010bc7c87b95898c22ae289220ae92542b. It is best practice to apply a patch to resolve this issue.

Affected products

VendorProductAffectedFixed
seladb PcapPlusPlus 25.05 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
openSUSE Tumbleweed pcapplusplus 26.07-1.1 openSUSE-SU-2026:11883-1
openSUSE Leap 16.0 pcapplusplus 26.07-bp160.1.1 openSUSE-SU-2026:22017-1

Advisories 2

References