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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2022-49809 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix skb leak in x25_lapb_receive_frame() x25_lapb_receive_frame() using skb_copy() to get a private copy of skb, the new skb should be freed in the undersized/fragmented skb error handling path. Otherwise there is a memory leak.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/0ef17d966445358a55c5f4ccf2c73cca3e39192b kernel.org Patch 
https://git.kernel.org/stable/c/2929cceb2fcf0ded7182562e4888afafece82cce kernel.org Patch 
https://git.kernel.org/stable/c/2d675be16a461310d738d93f9f1a00da62055c5a kernel.org Patch 
https://git.kernel.org/stable/c/9f00da9c866d506998bf0a3f699ec900730472da kernel.org Patch 
https://git.kernel.org/stable/c/c8baf1fc248b2e88642f094fea9509a9bf98c5bb kernel.org Patch 
https://git.kernel.org/stable/c/dfcfbe4f2e4b2c81cff4e79b48502d97fda73118 kernel.org Patch 
https://git.kernel.org/stable/c/e109b41870db995cae25dfaf0cc3922f9028b1a1 kernel.org Patch 
https://git.kernel.org/stable/c/fda0ba7c84b46d10947c687320804b9de149a921 kernel.org Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-401 Missing Release of Memory after Effective Lifetime cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-49809
NVD Published Date:
05/01/2025
NVD Last Modified:
11/07/2025
Source:
kernel.org