Memory Leak Affecting kernel-azure-devel package, versions <5.14.21-150500.33.72.1


Severity

Recommended
0.0
low
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-SLES155-KERNELAZUREDEVEL-8377750
  • published14 Nov 2024
  • disclosed13 Nov 2024

Introduced: 13 Nov 2024

CVE-2022-49020  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 kernel-azure-devel to version 5.14.21-150500.33.72.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-azure-devel package and not the kernel-azure-devel package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

net/9p: Fix a potential socket leak in p9_socket_open

Both p9_fd_create_tcp() and p9_fd_create_unix() will call p9_socket_open(). If the creation of p9_trans_fd fails, p9_fd_create_tcp() and p9_fd_create_unix() will return an error directly instead of releasing the cscoket, which will result in a socket leak.

This patch adds sock_release() to fix the leak issue.

CVSS Scores

version 3.1