MEDIUM 5.5 NVD
CVE-2026-6554
libpcap BPF interpreter treats the offset in the 'ja L' BPF instruction as a signed integer to implement looping via backward jumps, but it does not limit the n
libpcap BPF interpreter treats the offset in the 'ja L' BPF instruction as a signed integer to implement looping via backward jumps, but it does not limit the number of loop iterations. In particular uncommon use cases a crafted filter program can cause the interpreter to loop infinitely.
References
This medium severity vulnerability with a CVSS score of 5.5 was published on 2026-09-05 via NVD.
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