CVE-2025-41739

CVE.org · Published

Record status: Published
Identifier year (not publication year): 2025
Source publication: Dec 1, 2025
Source updated: Jan 7, 2026
Imported by cveboard: Oct 24, 2026
Source snapshot: cve_2026-10-24_midnight_baseline · Oct 24, 2026

CNA source text (English)

CODESYS Control - Linux/QNX SysSocket flaw

An unauthenticated remote attacker, who beats a race condition, can exploit a flaw in the communication servers of the CODESYS Control runtime system on Linux and QNX to trigger an out-of-bounds read via crafted socket communication, potentially causing a denial of service.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

CODESYS PLCHandler

Vendor: CODESYS
Product: CODESYS PLCHandler
Platforms: Unknown
Default status: unaffected

CODESYS PLCHandler · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
3.5.21.0	`affected`	semver	3.5.21.40	Unavailable	None listed

CODESYS Remote Target Visu

Vendor: CODESYS
Product: CODESYS Remote Target Visu
Platforms: Unknown
Default status: unaffected

CODESYS Remote Target Visu · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
3.5.21.0	`affected`	semver	3.5.21.40	Unavailable	None listed

CODESYS Runtime Toolkit

Vendor: CODESYS
Product: CODESYS Runtime Toolkit
Platforms: Unknown
Default status: unaffected

CODESYS Runtime Toolkit · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
3.5.21.0	`affected`	semver	3.5.21.40	Unavailable	None listed

CODESYS Control for BeagleBone SL

Vendor: CODESYS
Product: CODESYS Control for BeagleBone SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for BeagleBone SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for emPC-A/iMX6 SL

Vendor: CODESYS
Product: CODESYS Control for emPC-A/iMX6 SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for emPC-A/iMX6 SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for IOT2000 SL

Vendor: CODESYS
Product: CODESYS Control for IOT2000 SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for IOT2000 SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for Linux ARM SL

Vendor: CODESYS
Product: CODESYS Control for Linux ARM SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for Linux ARM SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for Linux SL

Vendor: CODESYS
Product: CODESYS Control for Linux SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for Linux SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for PFC100 SL

Vendor: CODESYS
Product: CODESYS Control for PFC100 SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for PFC100 SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for PFC200 SL

Vendor: CODESYS
Product: CODESYS Control for PFC200 SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for PFC200 SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for PLCnext SL

Vendor: CODESYS
Product: CODESYS Control for PLCnext SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for PLCnext SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for Raspberry Pi SL

Vendor: CODESYS
Product: CODESYS Control for Raspberry Pi SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for Raspberry Pi SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Control for WAGO Touch Panels 600 SL

Vendor: CODESYS
Product: CODESYS Control for WAGO Touch Panels 600 SL
Platforms: Unknown
Default status: unaffected

CODESYS Control for WAGO Touch Panels 600 SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Edge Gateway for Linux

Vendor: CODESYS
Product: CODESYS Edge Gateway for Linux
Platforms: Unknown
Default status: unaffected

CODESYS Edge Gateway for Linux · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS TargetVisu for Linux SL

Vendor: CODESYS
Product: CODESYS TargetVisu for Linux SL
Platforms: Unknown
Default status: unaffected

CODESYS TargetVisu for Linux SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed

CODESYS Virtual Control SL

Vendor: CODESYS
Product: CODESYS Virtual Control SL
Platforms: Unknown
Default status: unaffected

CODESYS Virtual Control SL · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.15.0.0	`affected`	semver	4.19.0.0	Unavailable	None listed