CVE-2026-13587

Impact

A vulnerability was found in seladb PcapPlusPlus 25.05. The affected element is the function parse_by_block_type of the file light_pcapng.c of the component LightPcapNg Parser. Performing a manipulation of the argument captured_packet_length results in heap-based buffer overflow. It is possible to initiate the attack remotely. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used.

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

Weakness classification

References

• NVD record
• CVE.org record
• https://github.com/seladb/PcapPlusPlus/
• https://github.com/seladb/PcapPlusPlus/issues/2149
• https://github.com/user-attachments/files/28207967/poc.zip
• https://vuldb.com/cve/CVE-2026-13587
• https://vuldb.com/submit/844479
• https://vuldb.com/vuln/374590
• https://vuldb.com/vuln/374590/cti