CVE-2022-50348
nfsd: Fix a memory leak in an error handling path
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Track
*SSVC
Descriptions
In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix a memory leak in an error handling path If this memdup_user() call fails, the memory allocated in a previous call
a few lines above should be freed. Otherwise it leaks.
This update provides the initial livepatch for this kernel update. This update does not contain any fixes and will be updated with livepatches later.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Track
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2025-09-16 CVE Reserved
- 2025-09-16 CVE Published
- 2026-01-14 CVE Updated
- 2026-04-12 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-401: Missing Release of Memory after Effective Lifetime
- CWE-772: Missing Release of Resource after Effective Lifetime
CAPEC
References (9)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/6ee95d1c899186c0798cafd25998d436bcdb9618 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2022-50348 | 2023-11-14 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2395851 | 2023-11-14 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 5.4.220 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.4.220" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 5.10.150 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.10.150" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 5.15.75 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.15.75" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 5.19.17 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.19.17" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 6.0.3 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 6.0.3" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 6.1 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 6.1" | en |
Affected
| ||||||