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Exploited vulnerability · CISA KEV

Is CVE-2023-26083 exploited? Yes: in CISA KEV since 7 Apr 2023

Gociux · Arm Mali Graphics Processing Unit (GPU) · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2023-26083, Arm Mali GPU Kernel Driver Information Disclosure Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 7 Apr 2023, 1 days after it was published. It affects Arm Mali Graphics Processing Unit (GPU). If you run it, CISA's required action is: Apply updates per vendor instructions.

exploitedYesCISA KEV · 7 Apr 2023
ransomwareNot knownno confirmed use
EPSSbelow top 10%lower predicted activity right now (it is still confirmed exploited)
severity3.3CVSS 3.1 · low
US federal due28 Apr 2023BOD 22-01 deadline

What it is

Arm Mali GPU Kernel Driver contains an information disclosure vulnerability that allows a non-privileged user to make valid GPU processing operations that expose sensitive kernel metadata.

VendorArm (9 exploited CVEs in KEV)
ProductMali Graphics Processing Unit (GPU)
VulnerabilityArm Mali GPU Kernel Driver Information Disclosure Vulnerability
WeaknessCWE-401
Published6 Apr 2023
Added to KEV7 Apr 2023
Reported by (CNA)mitre

What to do

  1. Check whether you run it. Look for Mali Graphics Processing Unit (GPU) in your asset inventory, including appliances and cloud images. Stack check lists every exploited Arm CVE at once.
  2. Apply the fix. Apply updates per vendor instructions.
  3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 6 Apr 2023.
  4. Get told next time. Email alerts when CISA adds a CVE for Arm.

Other exploited CVEs in Mali Graphics Processing Unit (GPU)

References

Questions

Is CVE-2023-26083 being exploited?

Yes. CISA added CVE-2023-26083 to the Known Exploited Vulnerabilities catalog on 7 Apr 2023, which means there is reliable evidence of exploitation in the wild.

Is CVE-2023-26083 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2023-26083?

Apply updates per vendor instructions. Check Arm's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Mali Graphics Processing Unit (GPU) and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in April 2023 · Arm scorecard · act-now radar.

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