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CVE-2026-121944: irontec sngrep: sngrep through 1.9.0 contains an infinite loop vulnerability in capture_packet_reasm_ip() in src/capture.c that allows…

🗓️ 04 Nov 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 5 Views

Infinite loop in sngrep capture_packet_reasm_ip() allows DoS via crafted NFLOG TLVs.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-121944
4 Nov 202612:40
–circl
cve
CVE
CVE-2026-121944
4 Nov 202612:31
–cve
cvelist
Cvelist
CVE-2026-121944 sngrep through 1.9.0 Infinite Loop DoS via Crafted NFLOG TLV
4 Nov 202612:31
–cvelist
euvd
EUVD
EUVD-2026-116901
4 Nov 202612:31
–euvd
mend
Mend
CVE-2026-121944
4 Nov 202612:31
–mend
nvd
NVD
CVE-2026-121944
4 Nov 202613:17
–nvd
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-121944
4 Nov 202600:00
–osv_ubuntu
ptsecurity
Positive Technologies
PT-2026-136964
4 Nov 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-121944
4 Nov 202614:05
–redhatcve
ubuntucve
UbuntuCve
CVE-2026-121944
4 Nov 202600:00
–ubuntucve
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04 Nov 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.5
CVSS 46.8
EPSS0.00237
5