Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2022-50140

17
FAUCET Score

CVE-2022-50140 is a memory leak vulnerability in the Linux kernel's memstick/ms_block component, specifically affecting the 'erased_blocks_bitmap' which was not properly freed. This issue has a CVSS score of 5.5 (Medium), indicating it can be exploited locally with low attack complexity, leading to high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.12, < 4.14.291CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.15, < 4.19.256CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.20, < 5.4.211CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.5, < 5.10.137CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.11, < 5.15.61CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.16%
Probability of exploitation in next 30 days
EPSS Percentile
5.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0016 is in the 34th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2022-50140

kernel: memstick/ms_block: Fix a memory leak

Jun 18, 2025

References

git.kernel.org / stable/c/16e07966638717416abf45393d6a80a5a1034429
Patch
git.kernel.org / stable/c/37958980eb4cd71ae594ace093c11b6a91e165e8
Patch
git.kernel.org / stable/c/39be95d1ff7b44c1e969af72ba9da7332dfcc1da
Patch
git.kernel.org / stable/c/54eb7a55be6779c4d0c25eaf5056498a28595049
Patch
git.kernel.org / stable/c/9260a154b3b5e387dbceec7c0ac441470646bc6f
Patch
git.kernel.org / stable/c/961d7d12080fe70847f944d656e36cd0dd0214ba
Patch
git.kernel.org / stable/c/9d8b911fe3c3ed788c66edba7c90e32a4a7a5f53
Patch
git.kernel.org / stable/c/efd675246aec045507b9425c67b548cc2d782d8f
Patch