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cpe:2.3:a:socat:socat:*:*:*:*:*:*:*:*

part: a version: * update: *

VendorSocat (430b74d6-b534-5f2d-9e1e-5b6ec4f0ba42)
ProductSocat (989c6583-2a11-5443-944e-e2a52d063ce3)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*

Notes

Imported from purl2cpe mapping

PURL mappings

PURLSourceLast updated
pkg:deb/debian/socat purl2cpe 2026-06-01 10:10:59.883893
pkg:deb/ubuntu/socat purl2cpe 2026-06-01 10:10:59.883896
pkg:github/erluko/socat purl2cpe 2026-06-01 10:10:59.883899
pkg:rpm/fedora/socat purl2cpe 2026-06-01 10:10:59.883901
pkg:rpm/opensuse/socat purl2cpe 2026-06-01 10:10:59.883904

Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2026-56123 vulnerable 2026-07-29 01:00:28.895978 socat 1.8.0.0 - 1.8.1.1 Heap Buffer Overflow via SOCKS5 Reply Parser
HIGH (8.1)
socat versions 1.8.0.0 through 1.8.1.1 contain a heap-based buffer overflow vulnerability that allows a malicious SOCKS5 proxy server to overwrite adjacent heap memory by exploiting a sign-extension flaw in the DOMAINNAME reply parser. During connection setup, the domain name length byte is read through a signed char field causing a negative bytes_to_read value that is implicitly converted to size_t, resulting in an unbounded heap write into the 262-byte reply buffer with attacker-controlled size and content.
Published: 2026-06-25T15:43:19.580Z
Updated: 2026-07-14T21:34:06.653Z
Reference links
Imported from gcve-enriched-dumps CVE data

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