CVE-2022-50663: net: stmmac: fix possible memory leak in stmmac_dvr_probe()

Deferred
AliasesUBUNTU-CVE-2022-50663DEBIAN-CVE-2022-50663
Published 09-12-2025Last modified 11-05-2026

Vulnerability summary

CVE-2022-50663 is a vulnerability in linux with no CVSS score yet. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 14.8% of scored vulnerabilities.

Priority
Insufficient evidence

No CVSS vector published; no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
0.24%
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

Advisory lineage

Upstream 0 · Downstream 1
RHSA-2024:9315

Timeline

  1. 09-12-2025
    PublishedVulnerability first disclosed.
  2. 11-05-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix possible memory leak in stmmac_dvr_probe() The bitmap_free() should be called to free priv->af_xdp_zc_qps when create_singlethread_workqueue() fails, otherwise there will be a memory leak, so we add the err path error_wq_init to fix it.

CVSS metrics

Risk metrics not yet published.

EPSS trend

Probability

0.24%

Chance of exploitation in the next 30 days

Percentile

15%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.24% 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

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: not stated in public data.

Ubuntu104 products
  • linux< 5.15.0-69.76
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-aws< 5.15.0-1033.37
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Debian1 product
  • linux< 6.1.4-1
Linux1 product
  • linux≥ bba2556efad66e7eaa56fece13f7708caa1187f8, < 96e50897029f65222ef76cfe9bc802321fcea33b | ≥ bba2556efad66e7eaa56fece13f7708caa1187f8, < b59253e32c203a20bce15dca80890b7d268bacd7 | ≥ bba2556efad66e7eaa56fece13f7708caa1187f8, < 446757787baf99b7db15cb347783c45a37bfe21f | ≥ bba2556efad66e7eaa56fece13f7708caa1187f8, < a137f3f27f9290933fe7e40e6dc8a445781c31a2 | 5.13

3 vendors · 106 products

References

8 links