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CVE-2022-36449

MEDIUMCVSS 6.5/10EPSS 0.88%

Last modified

CVE-2022-36449 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue was discovered in the Arm Mali GPU Kernel Driver. A non-privileged user can make improper GPU processing operations to gain access to already freed memory, write a limited amount outside of buffer bounds, or to disclose details of memory mappings. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

An issue was discovered in the Arm Mali GPU Kernel Driver. A non-privileged user can make improper GPU processing operations to gain access to already freed memory, write a limited amount outside of buffer bounds, or to disclose details of memory mappings. This affects Midgard r4p0 through r32p0, Bifrost r0p0 through r38p0 and r39p0 before r38p1, and Valhall r19p0 through r38p0 and r39p0 before r38p1.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS Probability
0.88%

54.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ArmBifrost Gpu Kernel Driver>= r0p0, <= r38p0
ArmBifrost Gpu Kernel Driverr39p0
ArmMidgard Gpu Kernel Driver>= r4p0, <= r32p0
ArmValhall Gpu Kernel Driver>= r19p0, <= r38p0
ArmValhall Gpu Kernel Driverr39p0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-36449?
An issue was discovered in the Arm Mali GPU Kernel Driver. A non-privileged user can make improper GPU processing operations to gain access to already freed memory, write a limited amount outside of buffer bounds, or to disclose details of memory mappings. This affects Midgard r4p0 through r32p0, Bifrost r0p0 through r38p0 and r39p0 before r38p1, and Valhall r19p0 through r38p0 and r39p0 before r38p1.
How severe is CVE-2022-36449?
CVE-2022-36449 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.
How do I fix CVE-2022-36449?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST