What is CVE-2021-47431?

CVE-2021-47431 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2024-05-21.

How severe is CVE-2021-47431?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2021-47431 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Linux

CVE-2021-47431

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix gart.bo pin_count leak gmc_v{9,10}_0_gart_disable() isn't called matched with correspoding gart_enbale function in SRIOV case. This will lead to gart.bo pin_count leak on driver unload.

EPSS: 0.002 (13.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 4.2, 5.4.154, d38ceaf99ed015f2a0b9af3499791bd3a3daae21
Linux Linux_kernel — versions 5.15

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2021-47431?: CVE-2021-47431 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2024-05-21.
How severe is CVE-2021-47431?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2021-47431 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.