CVE-2022-49809

MEDIUM

Linux Kernel < 3.1 - Memory Leak

Title source: rule

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.

References (8)

[Patch] https://git.kernel.org/stable/c/0ef17d966445358a55c5f4ccf2c73cca3e39192b

[Patch] https://git.kernel.org/stable/c/2929cceb2fcf0ded7182562e4888afafece82cce

[Patch] https://git.kernel.org/stable/c/2d675be16a461310d738d93f9f1a00da62055c5a

[Patch] https://git.kernel.org/stable/c/9f00da9c866d506998bf0a3f699ec900730472da

[Patch] https://git.kernel.org/stable/c/c8baf1fc248b2e88642f094fea9509a9bf98c5bb

[Patch] https://git.kernel.org/stable/c/dfcfbe4f2e4b2c81cff4e79b48502d97fda73118

[Patch] https://git.kernel.org/stable/c/e109b41870db995cae25dfaf0cc3922f9028b1a1

[Patch] https://git.kernel.org/stable/c/fda0ba7c84b46d10947c687320804b9de149a921

Scores

CVSS v3 5.5

EPSS 0.0006

EPSS Percentile 19.5%

Attack Vector LOCAL

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

Classification

CWE

CWE-401

Status published

Affected Products (7)

linux/linux_kernel < 3.1

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

Timeline

Published May 01, 2025

Tracked Since Feb 18, 2026