CVE-2026-121944
sngrep through 1.9.0 contains an infinite loop vulnerability in capture_packet_reasm_ip() in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the capture thread spin at full CPU and stop processing packets.
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The sources do not list affected products or versions for this vulnerability yet.
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Published
First publication at the source
Last modified
Latest change at the source
Collected
First seen by Baba Yaga Security