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ALPINE-CVE-2026-56123

🗓️ 25 Jun 2026 17:17:01Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

Socat heap overflow in SOCKS5 domain name parsing on versions 1.8.0.0–1.8.1.1 due to sign-extension.

Related
Refs
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ATTACKERKB
CVE-2026-56123
25 Jun 202615:43
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25 Jun 202615:43
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Circl
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29 Jun 202600:37
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CVE-2026-56123 socat 1.8.0.0 - 1.8.1.1 Heap Buffer Overflow via SOCKS5 Reply Parser
25 Jun 202615:43
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Debian CVE
CVE-2026-56123
25 Jun 202615:43
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EUVD
EUVD-2026-39455
25 Jun 202615:43
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NVD
CVE-2026-56123
25 Jun 202617:17
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OPENSUSE Linux
socat-1.8.1.3-1.1 on GA media (moderate)
30 Jun 202600:00
opensuse
OSV
BELL-CVE-2026-56123
26 Jun 202617:31
osv
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30 Jun 2026 04:30Current
6Medium risk
Vulners AI Score6
CVSS 3.19.8
EPSS0.00308
2