CVE-2024-38548
drm: bridge: cdns-mhdp8546: Fix possible null pointer dereference
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Description
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: cdns-mhdp8546: Fix possible null pointer dereference In cdns_mhdp_atomic_enable(), the return value of drm_mode_duplicate() is assigned to mhdp_state->current_mode, and there is a dereference of it in drm_mode_set_name(), which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Fix this bug add a check of mhdp_state->current_mode.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/32fb2ef124c3301656ac6c789a2ef35ef69a66da
- https://git.kernel.org/stable/c/47889711da20be9b43e1e136e5cb68df37cbcc79
- https://git.kernel.org/stable/c/85d1a27402f81f2e04b0e67d20f749c2a14edbb3
- https://git.kernel.org/stable/c/89788cd9824c28ffcdea40232c458233353d1896
- https://git.kernel.org/stable/c/935a92a1c400285545198ca2800a4c6c519c650a
References (7)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Quick Info
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