CVE-2024-49899

drm/amd/display: Initialize denominators' default to 1

MEDIUM
5.5
CVSS Score
Published: October 21, 2024 at 06:01 PM UTC
Updated: June 17, 2026 at 08:00 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Initialize denominators' default to 1 [WHAT & HOW] Variables used as denominators and maybe not assigned to other values, should not be 0. Change their default to 1 so they are never 0. This fixes 10 DIVIDE_BY_ZERO issues reported by Coverity.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 6.11.34.15 ≤ v < 6.1.1204.15 ≤ v < 6.11.34.15 ≤ v < 6.124.15 ≤ v < 6.6.644.154562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c
Vendor states this is fixed in 7f8e93b862aba08d540f1e9e03e0ceb4d0cfd5fb (fixed)
Vendor states this is fixed in 9be768f08b16f020da376538b08463ac3a2ce8cd (fixed)
Vendor states this is fixed in 9f35cec5e4b9759b38c663d18eae4eaf30f36527 (fixed)
Vendor states this is fixed in b995c0a6de6c74656a0c39cd57a0626351b13e3c (fixed)
Vendor states this is fixed in 4.15 (unaffected)
Vendor states this is fixed in 6.1.120 (unaffected)
Vendor states this is fixed in 6.11.3 (unaffected)
Vendor states this is fixed in 6.12 (unaffected)
Vendor states this is fixed in 6.6.64 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (5)

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-369

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