5.5

CVE-2021-47030: mt76: mt7615: fix memory leak in mt7615_coredump_work

Analyzed
AliasesUBUNTU-CVE-2021-47030
Published 28-02-2024Last modified 11-05-2026

Vulnerability summary

CVE-2021-47030 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 10.5% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.21%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 28-02-2024
    PublishedVulnerability first disclosed.
  2. 11-05-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: fix memory leak in mt7615_coredump_work Similar to the issue fixed in mt7921_coredump_work, fix a possible memory leak in mt7615_coredump_work routine.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.21%

Chance of exploitation in the next 30 days

Percentile

11%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.21% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu62 products
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
  • linux-aws-5.13All versions (No fix recorded)
  • linux-aws-5.19All versions (No fix recorded)
Linux2 products
  • linux≥ d2bf7959d9c0f631ef860edaf834d55773fdedff, < 54b989653c5531bc4416ced33f146b9cb633d978 | ≥ d2bf7959d9c0f631ef860edaf834d55773fdedff, < 49cc85059a2cb656f96ff3693f891e8fe8f669a9 | 5.12
  • linux_kernel≥ 5.12, < 5.12.4

2 vendors · 64 products

References

5 links