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Back to active CVEs
High · CVSS 7.8CVE-2022-20566

CVE Program ContainerCVE-2022-20566

Answer in brief

CVE-2022-20566 records a High severity (CVSS 7.8) vulnerability in CVE Program Container. The current sources do not mark it as known exploited. The current feed maps n/a/Android (generic), Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystem (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Dec 16, 2022Updated Oct 14, 2026Source checked Oct 14, 2026First seen by HOL Oct 14, 2026Material review Oct 14, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.8
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps n/a/Android (generic), Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystem (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
n/a/AndroidgenericAndroid kernelNot reported
Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystemgeneric>=0 <V1.1V1.1

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for n/a/Android, Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystem.
  2. 2Review the reported fix. Update Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystem to V1.1 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Dec 16, 2022

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 14, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 14, 2026

Sources and claim methodology

  • Source referencecert-portal.siemens.com
  • Source referencesource.android.com
Upstream source description

In l2cap_chan_put of l2cap_core, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-165329981References: Upstream kernel

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Account pre-hijacking in the Prowler API through email based social account linking without verificationSame generic ecosystem
  • Zulip: Guests can read new messages in non-subscribed public channelsSame generic ecosystem
  • Junos OS and Junos OS Evolved: A specific BGP FlowSpec update causes an rpd crash when BGP FlowSpec import policy is usedSame generic ecosystem
  • Junos OS and Junos OS Evolved: A BGP peer causes an rpd crash if a malformed MCAST-TREE NLRI is received and readvertisedSame generic ecosystem
  • Junos OS: Unauthorized root command execution when J-Web is enabledSame generic ecosystem
  • Junos OS and Junos OS Evolved: A remote BGP peer causes an rpd crash when long-lived graceful restart (LLGR) is usedSame generic ecosystem

Record context

Vulnerability class
Memory Corruption
EPSS
Not reported
CWE IDs
CWE-416, CWE-667
Source
CVE List V5
Source checked
Oct 14, 2026
References
2 linked sources
Open source record