CVE-2022-42721

mediumpriority · track · 22EPSS 0.006 · 51 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.65% (51st) EPSS

CVSS 5.5 · medium

Is it mine?

48 products

Check your exposure

Who says so?

7 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

A list management bug in BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to corrupt a linked list and, in turn, potentially execute code.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedSIMATIC S7-1500 TM MFP - GNU/Linux subsystemsiemens_psirt
Update to V1.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109827684/
FixedSIMATIC S7-1500 TM MFP - GNU/Linux subsystemcisa_csaf_ot
Update to V1.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109827684/
MitigationSIMATIC S7-1500 TM MFP - GNU/Linux subsystemsiemens_psirt
Only build and run applications from trusted sources
WorkaroundSIMATIC S7-1500 TM MFP - GNU/Linux subsystemcisa_csaf_ot
Only build and run applications from trusted sources

cvss

Technical severity, 0–10. One row per scoring source.

5.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · CISA US

v3.15.5mediumAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondaryexploitability 1.8 · impact 3.6

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-835USprimaryCWE-835USCWE-835USCWE-835US

affected products (48)

Products and version ranges known to be affected.

Juniper EX Seriesall versionscert_bundDEcpe:/h:juniper:ex:-
Juniper EX Series 4100all versionscert_bundDEcpe:/h:juniper:ex:4100
Juniper EX Series 4400all versionscert_bundDEcpe:/h:juniper:ex:4400
Juniper EX Series 4600all versionscert_bundDEcpe:/h:juniper:ex:ex4600
Juniper EX Series EX9200all versionscert_bundDEcpe:/h:juniper:ex:ex9200
Juniper JUNOSall versionscert_bundDEcpe:/o:juniper:junos:-
Juniper JUNOS ACX7024all versionscert_bundDEcpe:/o:juniper:junos:acx7024
Juniper JUNOS ACX7100-32Call versionscert_bundDEcpe:/o:juniper:junos:acx7100-32c
Juniper JUNOS ACX7100-48Lall versionscert_bundDEcpe:/o:juniper:junos:acx7100-48l
Juniper JUNOS Evolvedall versionscert_bundDEcpe:/o:juniper:junos:evolved
Juniper JUNOS PTX Seriesall versionscert_bundDEcpe:/o:juniper:junos:ptx_series
Juniper Junos Space <24.1R2all versionscert_bundDE
Juniper MX Seriesall versionscert_bundDEcpe:/h:juniper:mx:-
Juniper QFX Series 5000all versionscert_bundDEcpe:/h:juniper:qfx:qfx5000
Juniper SRX Seriesall versionscert_bundDEcpe:/h:juniper:srx_service_gateways:-
Juniper Junos Space< 24.1R2cert_bundDE
SIMATIC S7-1500 TM MFP - GNU/Linux subsystemall versionscisa_csaf_otUS
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem< V1.1cisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
Canonical Ltd. Ubuntu≤ 22.10fstec_bduRU

showing 20 of 48

advisories (8)

Vendor and ecosystem advisories describing this.

SSA-794697SSA-794697: Vulnerabilities in the Additional GNU/Linux Subsystem of the SIMATIC S7-1500 TM MFP Before V1.12023-06-13csaf · siemens_psirtDE
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.0. Siemens has released a new version for SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and recommends to update to the latest version. SIMATIC S7-1500 TM MFP V1.0 is no longer maintained and there won't be any update to the CVE list anymore. Please update to the latest version. This advisory lists vulnerabilities for firmware version V1.0 only; for V1.1 refer to Siemens Security Advisory SSA-265688 (https://cert-portal.siemens.com/productcert/html/ssa-265688.html).
WID-SEC-W-2022-1716Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2022-10-13csaf · cert_bundDE
Ein Angreifer aus dem angrenzenden Netzwerk oder ein lokaler Angreifer kann mehrere Schwachstellen im Linux-Kernel ausnutzen, um einen Denial-of-Service-Zustand zu erzeugen und möglicherweise beliebigen Code auszuführen oder vertrauliche Informationen offenzulegen.
WID-SEC-W-2023-0018Android Patchday Januar 2023Deutsch2023-01-03csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Google Android ausnutzen, um seine Privilegien zu erhöhen, um beliebigen Code auszuführen, vertrauliche Informationen offenzulegen und um einen Denial of Service Zustand herbeizuführen.
WID-SEC-W-2023-1432Siemens SIMATIC S7: Mehrere SchwachstellenDeutsch2023-06-12csaf · cert_bundDE
Ein Angreifer aus dem angrenzenden Netzwerk oder ein entfernter, anonymer, authentisierter, physischer oder lokaler Angreifer kann mehrere Schwachstellen in Siemens SIMATIC S7 ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen, einen Denial-of-Service-Zustand herbeizuführen, seine Privilegien zu erweitern und Daten zu manipulieren.
WID-SEC-W-2023-2112IBM Spectrum Protect: Mehrere SchwachstellenDeutsch2023-08-22csaf · cert_bundDE
Ein lokaler oder entfernter Angreifer kann mehrere Schwachstellen in IBM Spectrum Protect ausnutzen, um seine Privilegien zu erhöhen, beliebigen Programmcode auszuführen, Sicherheitsvorkehrungen zu umgehen, einen Denial of Service Zustand herbeizuführen oder unbekannte Auswirkungen zu verursachen.
WID-SEC-W-2024-0064Juniper Produkte: Mehrere SchwachstellenDeutsch2024-01-10csaf · cert_bundDE
Ein Angreifer aus dem angrenzenden Netzwerk oder ein entfernter, anonymer, authentisierter, lokaler oder physischer Angreifer kann mehrere Schwachstellen in Juniper JUNOS, Juniper JUNOS Evolved, Juniper SRX Series, Juniper EX Series, Juniper QFX Series, Juniper ACX Series, Juniper PTX Series und Juniper MX Series ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen, einen Denial-of-Service-Zustand herbeizuführen und seine Berechtigungen zu erweitern.
ICSA-23-166-11Siemens SIMATIC S7-1500 TM MFP Linux Kernel2023-06-13icsa · cisa_csaf_otUS
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.0. Siemens has released a new version for SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and recommends to update to the latest version. This advisory lists vulnerabilities for firmware version V1.0 only; for V1.1 refer to Siemens Security Advisory SSA-265688 ( https://cert-portal.siemens.com/productcert/html/ssa-265688.html).
ASB-A-2536420882023-01-01vendor · osvUS
In cfg80211_add_nontrans_list of scan.c, there is a possible way to corrupt a list due to a logic error in the code. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv cert_bund cisa_csaf_ot siemens_psirt NVD CVE.org MITRE

published 2022-10-14modified 2026-10-14

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references (48)

External citations — patches, advisories, analysis.

scry

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