Memory leak in Linux kernel - CVE-2023-53061

Vulnerability identifier: #VU108417

CSH Severity: Low

CVSS v4 BT: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-53061

CWE-ID: CWE-401

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the smb2_open() function in fs/ksmbd/smb2pdu.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
openEuler
python3-perf-debuginfo
python3-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-source
kernel-headers
kernel-devel
kernel-debugsource
kernel-debuginfo
kernel
bpftool-debuginfo
bpftool

Install update from vendor's website.

Linux kernel - update to 5.15.105
python3-perf-debuginfo - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
python3-perf - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
perf-debuginfo - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
perf - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel-tools-devel - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel-tools-debuginfo - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel-tools - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel-source - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel-headers - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel-devel - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel-debugsource - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel-debuginfo - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
kernel - addressed in versions 5.10.0-265.0.0.167, 5.10.0-265.0.0.168
bpftool-debuginfo - update to 5.10.0-265.0.0.168
bpftool - update to 5.10.0-265.0.0.168

• https://git.kernel.org/stable/c/2624b445544ffc1472ccabfb6ec867c199d4c95c
• https://git.kernel.org/stable/c/303f8e58cc3ace744801dcdcabfc06ffc72ed62d
• https://git.kernel.org/stable/c/a22c49a05e5e7aa2c414fbc42c49c4c01a5c9a78
• https://git.kernel.org/stable/c/c33344b7972225b232966f95d31f6312dcc6273d
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.105

• Memory leak in Linux kernel ksmbd
• openEuler 22.03 LTS SP4 update for kernel
• openEuler 22.03 LTS SP3 update for kernel