Security readout for executives and security teams
Plain-English summary
This is a Linux kernel AMD power-management bug. Missing cleanup code for some SMU13 AMD GPU paths can cause memory leaks. The source bundle does not show active exploitation, CVSS severity, or a direct business-impact scenario.
Executive priority
Track through normal kernel patch management unless affected AMD GPU Linux systems are business-critical or showing memory pressure. Escalate if vendor guidance later reports stronger impact or exploitation.
Technical view
The resolved kernel issue adds missing fini_xxxx interfaces in drm/amd/pm for some SMU13 ASICs. Without these cleanup interfaces, memory may leak. Affected data in the bundle points to Linux 5.19 through before 5.19.7, with fix references in stable kernel commits.
Likely exposure
Exposure is most likely on Linux systems running affected kernel versions with relevant AMD SMU13 GPU hardware and AMDGPU power-management code. General Linux servers without that hardware path are less likely exposed based on the provided description.
Exploitation context
The bundle marks KEV as false and provides no cited evidence of active exploitation or public weaponization. The described impact is a potential memory leak, not confirmed code execution or privilege escalation.
Researcher notes
Evidence is narrow: official text states a resolved memory leak risk from missing cleanup interfaces. No CVSS, CWE, exploit details, or full affected hardware matrix is provided, so validation should focus on kernel version, AMDGPU use, and patch presence.
Mitigation direction
- Update to a kernel or distribution package containing the referenced stable fixes.
- Check Linux distribution advisories for backported fixes to supported kernels.
- Prioritize affected AMD GPU workstations, compute nodes, and graphics-heavy Linux hosts.
- If updates are unavailable, follow vendor guidance for temporary operational workarounds.
Validation and detection
- Inventory Linux kernel versions across systems.
- Identify hosts using relevant AMD SMU13 GPU hardware and AMDGPU drivers.
- Confirm fixed kernel commits or distro backports are present.
- Monitor affected hosts for abnormal kernel memory growth or stability issues.
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-2022-49965 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.
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Source materials
- CVE List V5 sourceCVE List V5
- https://git.kernel.org/stable/c/22a75c616f1971c23838506b14971a4ef4a66bd7CVE reference, Linux
- https://git.kernel.org/stable/c/4bac1c846eff8042dd59ddecd0a43f3b9de5fd23CVE reference, Linux
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.