CVE-2012-0219

Heap-based buffer overflow in the xioscan_readline function in xio-readline.c in socat 1.4.0.0...

6.2 MediumFix available

Heap-based buffer overflow in the xioscan_readline function in xio-readline.c in socat 1.4.0.0 through 1.7.2.0 and 2.0.0-b1 through 2.0.0-b4 allows local users to execute arbitrary code via the READLINE address.

Exploit likelihood

0.46%Down 1.7 points since Feb 4, 2022

What each source reports

NVD Score used 6.2

Record: CVE-2012-0219
CVSS 2.0: 6.2 MediumAV:L/AC:H/Au:N/C:C/I:C/A:C
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2012-0219
Updated: 2026-11-02

EUVDEUVD-2012-0255 No score

Record: EUVD-2012-0255
Updated: 2026-11-03

GitHub AdvisoriesGHSA-2c9m-9m4q-pf59 No score

Heap-based buffer overflow in the xioscan_readline function in xio-readline.c in socat 1.4.0.0...

Record: GHSA-2c9m-9m4q-pf59
Weakness: CWE-119
Updated: 2026-11-02

OSV No score

Record: CVE-2012-0219
Updated: 2026-11-02

OSVDEBIAN-CVE-2012-0219 No score

Record: DEBIAN-CVE-2012-0219
Updated: 2026-11-02

Affected products

dest-unreach socat

Affected packages

Affected packages
Package	Affected	Fixed
`socat` Debian:12	before 1.7.1.3-1.3	1.7.1.3-1.3
`socat` Debian:13	before 1.7.1.3-1.3	1.7.1.3-1.3
`socat` Debian:14	before 1.7.1.3-1.3	1.7.1.3-1.3

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-0219 is a medium vulnerability (CVSS 6.2) in Dest-unreach Socat, published June 21, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.46%, the 39th percentile. Fixed in socat 1.7.1.3-1.3.

References

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