Service interruption via modem scheduling assertion
Published May 2, 2023 · Updated Aug 3, 2024
Reachable assertion in Qualcomm Snapdragon modem firmware allows remote attackers to cause a transient service interruption during OSI decode scheduling. The modem reaches an assertion and aborts normal processing during that scheduling operation; Qualcomm has not disclosed the triggering fields or assertion locus. No authentication or user interaction is required, and the reported consequence is limited to transient modem unavailability.
Summary
What happened
Reachable assertion in Qualcomm Snapdragon modem firmware allows remote attackers to cause a transient service interruption during OSI decode scheduling. The modem reaches an assertion and aborts normal processing during that scheduling operation; Qualcomm has not disclosed the triggering fields or assertion locus. No authentication or user interaction is required, and the reported consequence is limited to transient modem unavailability.
The record
- CVE
- CVE-2022-34144
- Published
- May 2, 2023
- Updated
- Aug 3, 2024
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-617, T1499.004
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- May 2, 2023CVE publishedPublication date reported by the CVE source.
- Aug 3, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=315 5G IoT Modem
- Affected versionversion=AR8035
- Affected versionversion=FastConnect 6200
- Affected versionversion=FastConnect 6700
- Affected versionversion=FastConnect 6800
- Affected versionversion=FastConnect 6900
- Affected versionversion=FastConnect 7800
- Affected versionversion=QCA6391
- Affected versionversion=QCA6574A
- Affected versionversion=QCA6574AU
- Affected versionversion=QCA6595AU
- Affected versionversion=QCA6696
- Affected versionversion=QCA6698AQ
- Affected versionversion=QCA8081
- Affected versionversion=QCA8337
- Affected versionversion=QCM4490
- Affected versionversion=QCM6490
- Affected versionversion=QCN6024
- Affected versionversion=QCN9024
- Affected versionversion=QCS4490
- Affected versionversion=QCS6490
- Affected versionversion=SD888
- Affected versionversion=SDX55
- Affected versionversion=SDX57M
- Affected versionversion=SM4450
- Affected versionversion=SM7250P
- Affected versionversion=SM7315
- Affected versionversion=SM7325P
- Affected versionversion=Snapdragon 480 5G Mobile Platform
- Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
- Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 690 5G Mobile Platform
- Affected versionversion=Snapdragon 695 5G Mobile Platform
- Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
- Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
- Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
- Affected versionversion=Snapdragon 778G 5G Mobile Platform
- Affected versionversion=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE)
- Affected versionversion=Snapdragon 780G 5G Mobile Platform
- Affected versionversion=Snapdragon 782G Mobile Platform (SM7325-AF)
- Affected versionversion=Snapdragon 7c+ Gen 3 Compute
- Affected versionversion=Snapdragon 865 5G Mobile Platform
- Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
- Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
- Affected versionversion=Snapdragon 888 5G Mobile Platform
- Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
- Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
- Affected versionversion=Snapdragon Auto 5G Modem-RF
- Affected versionversion=Snapdragon X55 5G Modem-RF System
- Affected versionversion=Snapdragon X65 5G Modem-RF System
- Affected versionversion=Snapdragon X70 Modem-RF System
- Affected versionversion=WCD9341
- Affected versionversion=WCD9360
- Affected versionversion=WCD9370
- Affected versionversion=WCD9375
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCN3950
- Affected versionversion=WCN3988
- Affected versionversion=WCN6740
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8832
- Affected versionversion=WSA8835
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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