CVE-2024-46679
mediumPriorität · verfolgen · 19EPSS 0.002 · 15. PerzentilDEEURUUSEPSS · bewertet 2026-10-22
In the Linux kernel, the following vulnerability has been resolved: ethtool: check device is present when getting link settings A sysfs reader can race with a device reset or removal, attempting to read device state when the device is not actually present. eg: [exception RIP: qed_get_current_link+17] #8 [ffffb9e4f2907c48] qede_get_link_ksettings at ffffffffc07a994a [qede] #9 [ffffb9e4f2907cd8] __rh_call_get_link_ksettings at ffffffff992b01a3 #10 [ffffb9e4f2907d38] __ethtool_get_link_ksettings at ffffffff992b04e4 #11 [ffffb9e4f2907d90] duplex_show at ffffffff99260300 #12 [ffffb9e4f2907e38] dev_attr_show at ffffffff9905a01c #13 [ffffb9e4f2907e50] sysfs_kf_seq_show at ffffffff98e0145b #14 [ffffb9e4f2907e68] seq_read at ffffffff98d902e3 #15 [ffffb9e4f2907ec8] vfs_read at ffffffff98d657d1 #16 [ffffb9e4f2907f00] ksys_read at ffffffff98d65c3f #17 [ffffb9e4f2907f38] do_syscall_64 at ffffffff98a052fb crash> struct net_device.state ffff9a9d21336000 state = 5, state 5 is __LINK_STATE_START (0b1) and __LINK_STATE_NOCARRIER (0b100). The device is not present, note lack of __LINK_STATE_PRESENT (0b10). This is the same sort of panic as observed in commit 4224cfd7fb65 ("net-sysfs: add check for netdevice being present to speed_show"). There are many other callers of __ethtool_get_link_ksettings() which don't have a device presence check. Move this check into ethtool to protect all callers.
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- BehobenSIMATIC S7-1500 TM MFP - GNU/Linux subsystemsiemens_psirt
Update to V1.1.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109827684/ - BehobenRUGGEDCOM RST2428P (6GK6242-6PA00)siemens_psirt
Update to V3.2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109988839/ - BehobenSCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 familysiemens_psirt
See Section Additional Information.
- BehobenSCALANCE XCM-/XRM-/XCH-/XRH-300 familysiemens_psirt
Update to V3.2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109988839/ - BehobenRUGGEDCOM RST2428P (6GK6242-6PA00)siemens_psirt
Update to V3.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109977557/ - BehobenSCALANCE XCM-/XRM-/XCH-/XRH-300 familysiemens_psirt
Update to V3.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109977557/ - BehobenRUGGEDCOM RST2428P (6GK6242-6PA00)cisa_csaf_ot
Update to V3.2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109988839/ - BehobenSCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 familycisa_csaf_ot
See Section Additional Information.
- BehobenSCALANCE XCM-/XRM-/XCH-/XRH-300 familycisa_csaf_ot
Update to V3.2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109988839/ - BehobenRUGGEDCOM RST2428P (6GK6242-6PA00)cisa_csaf_ot
Update to V3.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109977557/ - BehobenSCALANCE XCM-/XRM-/XCH-/XRH-300 familycisa_csaf_ot
Update to V3.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109977557/ - MitigationSIMATIC S7-1500 TM MFP - GNU/Linux subsystemsiemens_psirt
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
- MitigationSIMATIC S7-1500 TM MFP - GNU/Linux subsystemcisa_csaf_ot
Limit access to the interactive shell of the additional GNU/Linux subssytem to trusted personnel only.
- Kein Fix verfügbarSIMATIC S7-1500 TM MFP - GNU/Linux subsystemcisa_csaf_ot
Currently no fix is available
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betroffene Produkte (67)
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Advisories (7)
Hersteller- und Ökosystem-Meldungen dazu.
- SSA-265688SSA-265688: Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.12024-04-09csaf · siemens_psirtDE
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.1. Siemens has released a new version for SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and recommends to update to the latest version. Siemens is preparing further fixes and recommends specific mitigations for products where fixes are not or not yet available. SIMATIC S7-1500 TM MFP V1.1 is no longer maintained and there won't be any update to the CVE list anymore. Please update to the latest version. Note: This SSA advises vulnerabilities for firmware version V1.1 only; for version V1.1.1 refer to SSA-784472.
- SSA-355557SSA-355557: Multiple Vulnerabilities in Third-Party Components in SINEC OS before V3.22025-08-12csaf · siemens_psirtDE
SINEC OS before V3.2 contains third-party components with multiple vulnerabilities. Siemens has released new versions for the affected products and recommends to update to the latest versions.
- SSA-613116SSA-613116: Multiple Vulnerabilities in Third-Party Components in SINEC OS before V3.12025-08-12csaf · siemens_psirtDE
SINEC OS before V3.1 contains third-party components with multiple vulnerabilities. Siemens has released new versions for the affected products and recommends to update to the latest versions.
- WID-SEC-W-2024-2133Linux Kernel: Mehrere SchwachstellenDeutsch2024-09-12csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen oder einen unspezifischen Angriff durchzuführen.
- ICSA-24-102-01Siemens SIMATIC S7-1500 TM MFP2024-04-09icsa · cisa_csaf_otUS
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.1. Siemens is preparing fix versions and recommends specific countermeasures for products where fixes are not, or not yet available.
- ICSA-25-226-07Siemens Third-Party Components in SINEC OS2025-08-12icsa · cisa_csaf_otUS
SINEC OS before V3.2 contains third-party components with multiple vulnerabilities. Siemens has released new versions for the affected products and recommends to update to the latest versions.
- ICSA-25-226-15Siemens SINEC OS2025-08-12icsa · cisa_csaf_otUS
SINEC OS before V3.1 contains third-party components with multiple vulnerabilities. Siemens has released new versions for the affected products and recommends to update to the latest versions.
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Referenzen (27)
Externe Belege — Patches, Meldungen, Analysen.
- https://cxsecurity.com/cveshow/CVE-2024-46679/cnnvd
- https://git.kernel.org/stable/c/1d6d9b5b1b95bfeccb84386a51b7e6c510ec13b2cnnvd
- https://git.kernel.org/stable/c/7a8d98b6d6484d3ad358510366022da080c37cbccnnvd
- https://git.kernel.org/stable/c/842a40c7273ba1c1cb30dda50405b328de1d860ecnnvd
- https://git.kernel.org/stable/c/94ab317024ba373d37340893d1c0358638935fbbcnnvd
- https://git.kernel.org/stable/c/9bba5955eed160102114d4cc00c3d399be9bdae4cnnvd
- https://git.kernel.org/stable/c/a699781c79ecf6cfe67fb00a0331b4088c7c8466cnnvd
- https://git.kernel.org/stable/c/ec7b4f7f644018ac293cb1b02528a40a32917e62cnnvd
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