CVE-2023-52857

drm/mediatek: Fix coverity issue with unintentional integer overflow

MEDIUM
5.5
CVSS Score
Published: May 21, 2024 at 03:31 PM UTC
Updated: June 17, 2026 at 06:43 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Fix coverity issue with unintentional integer overflow 1. Instead of multiplying 2 variable of different types. Change to assign a value of one variable and then multiply the other variable. 2. Add a int variable for multiplier calculation instead of calculating different types multiplier with dma_addr_t variable directly.

Affected

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

v ≥ 5.13.125.13.12 ≤ v < 5.145.13.12 ≤ v < 6.5.125.14 ≤ v < 6.1.1325.14 ≤ v < 6.5.125.14 ≤ v < 6.6.25.14 ≤ v < 6.76.6 ≤ v < 6.6.21a64a7aff8da352c9419de3d5c343436829164115.13.125.1473e81f7219aa582d8e55a7b6552f607a8e5a9724
Vendor states this is fixed in 0d8a1df39d3fc34560e2cc663b5c340d06a25396 (fixed)
Vendor states this is fixed in 96312a251d4dcee5d36e32edba3002bfde0ddd9c (fixed)
Vendor states this is fixed in a12bd675100531f9fb4508fd4430dd1632325a0e (fixed)
Vendor states this is fixed in b0b0d811eac6b4c52cb9ad632fa6384cf48869e7 (fixed)
Vendor states this is fixed in 5.14 (unaffected)
Vendor states this is fixed in 6.1.132 (unaffected)
Vendor states this is fixed in 6.5.12 (unaffected)
Vendor states this is fixed in 6.6.2 (unaffected)
Vendor states this is fixed in 6.7 (unaffected)

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-190

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