Vulnerability in Linux

CVE-2021-47530

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix wait_fence submitqueue leak We weren't dropping the submitqueue reference in all paths. In particular, when the fence has already been signalled. Split out a helper to simplify handling this in the various different return paths.

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.002 (9.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-47530: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Linux — versions a61acbbe9cf873f869fc634ae6f72f214f5994cc, 5.15, 0
  • Linux Kernel — versions 5.16

References

Frequently asked questions

What is CVE-2021-47530?
CVE-2021-47530 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2024-05-24.
How severe is CVE-2021-47530?
Medium severity. CVSS v3 base score is 5.5 out of 10.