CVE-2023-53278

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-53278
In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix memory leak in ubifs_sysfs_init() When insmod ubifs.ko, a kmemleak reported as below: unreferenced object 0xffff88817fb1a780 (size 8): comm "insmod", pid 25265, jiffies 4295239702 (age 100.130s) hex dump (first 8 bytes): 75 62 69 66 73 00 ff ff ubifs... backtrace: [<ffffffff81b3fc4c>] slab_post_alloc_hook+0x9c/0x3c0 [<ffffffff81b44bf3>] __kmalloc_track_caller+0x183/0x410 [<ffffffff8198d3da>] kstrdup+0x3a/0x80 [<ffffffff8198d486>] kstrdup_const+0x66/0x80 [<ffffffff83989325>] kvasprintf_const+0x155/0x190 [<ffffffff83bf55bb>] kobject_set_name_vargs+0x5b/0x150 [<ffffffff83bf576b>] kobject_set_name+0xbb/0xf0 [<ffffffff8100204c>] do_one_initcall+0x14c/0x5a0 [<ffffffff8157e380>] do_init_module+0x1f0/0x660 [<ffffffff815857be>] load_module+0x6d7e/0x7590 [<ffffffff8158644f>] __do_sys_finit_module+0x19f/0x230 [<ffffffff815866b3>] __x64_sys_finit_module+0x73/0xb0 [<ffffffff88c98e85>] do_syscall_64+0x35/0x80 [<ffffffff88e00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd When kset_register() failed, we should call kset_put to cleanup it.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450 Patch
https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327 Patch
https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

03 Dec 2025, 16:53

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CWE CWE-401
References () https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450 - () https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450 - Patch
References () https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327 - () https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327 - Patch
References () https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1 - () https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1 - Patch
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
First Time Linux
Linux linux Kernel
Information

Published : 2025-09-16 08:15

Updated : 2025-12-03 16:53

NVD link : CVE-2023-53278

Mitre link : CVE-2023-53278

CVE.ORG link : CVE-2023-53278

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime