Security readout for executives and security teams
Plain-English summary
This is a Linux kernel flaw in Intel AVS audio support. A bad firmware event could report an invalid receive size, causing the kernel to copy more data than the destination buffer can safely hold. The published record does not provide CVSS, impact details, or evidence of active exploitation.
Executive priority
Handle through normal kernel patch management unless affected Intel AVS systems are business-critical. There is not enough public evidence here to justify emergency response, but kernel memory safety issues should not be ignored.
Technical view
The issue is in ASoC Intel avs handling for LARGE_CONFIG_GET. If firmware returns an invalid RX size, memcpy_fromio() may over-copy. Kernel stable fixes constrain the copied length with min_t(). The bundle lists Linux kernel affected entries including 5.18, 6.0.16, 6.1.2, and 6.2, but exposure range detail is incomplete.
Likely exposure
Exposure appears limited to Linux systems using the Intel AVS ASoC audio driver path. The source bundle does not identify distributions, hardware models, or CPEs, so asset matching should use kernel version and driver presence.
Exploitation context
The CVE is not listed as KEV in the provided bundle. No cited source states public exploitation, exploit availability, or attacker prerequisites. Treat exploitability as unconfirmed from the available evidence.
Researcher notes
Key unknowns are practical attack path, privilege requirement, affected hardware scope, and exact fixed version ranges. The root cause and fix direction are clear from the kernel description: bound the firmware-reported RX copy size.
Mitigation direction
- Apply Linux kernel updates that include the referenced stable fixes.
- Check distribution or appliance vendor advisories for backported kernel packages.
- Prioritize systems with Intel AVS audio hardware or enabled avs driver support.
- Track the CVE until CVSS, affected range, and vendor guidance are clarified.
Validation and detection
- Inventory Linux kernel versions against the CVE affected entries.
- Confirm whether Intel AVS ASoC driver support is present or loaded.
- Verify installed kernel includes one of the referenced stable commits or vendor backport.
- Review vendor advisories for corrected package versions and reboot requirements.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2022-50325 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.