CVE-2021-46924

MEDIUM Year: 2021
CVSS v3 Score
5.5
Medium
Weakness Type
CWE-401
View all →

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: NFC: st21nfca: Fix memory leak in device probe and remove 'phy->pending_skb' is alloced when device probe, but forgot to free in the error handling path and remove path, this cause memory leak as follows: unreferenced object 0xffff88800bc06800 (size 512): comm "8", pid 11775, jiffies 4295159829 (age 9.032s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d66c09ce>] __kmalloc_node_track_caller+0x1ed/0x450 [<00000000c93382b3>] kmalloc_reserve+0x37/0xd0 [<000000005fea522c>] __alloc_skb+0x124/0x380 [<0000000019f29f9a>] st21nfca_hci_i2c_probe+0x170/0x8f2 Fix it by freeing 'pending_skb' in error and remove.

Related Vulnerabilities

CVE-2010-2942

MEDIUM
CVSS:5.5(Medium)

The actions implementation in the network queueing functionality in the Linux kernel before 2.6.36-rc2 does not properly initialize certain structure members when performing dump operations, which all...

CWE-4012010

CVE-2017-9060

MEDIUM
CVSS:5.5(Medium)

Memory leak in the virtio_gpu_set_scanout function in hw/display/virtio-gpu.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (memory consumption) via a large num...

CWE-4012017

CVE-2017-9373

MEDIUM
CVSS:5.5(Medium)

Memory leak in QEMU (aka Quick Emulator), when built with IDE AHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugg...

CWE-4012017

CVE-2017-9374

MEDIUM
CVSS:5.5(Medium)

Memory leak in QEMU (aka Quick Emulator), when built with USB EHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugg...

CWE-4012017

CVE-2019-10649

MEDIUM
CVSS:5.5(Medium)

In ImageMagick 7.0.8-36 Q16, there is a memory leak in the function SVGKeyValuePairs of coders/svg.c, which allows an attacker to cause a denial of service via a crafted image file.

CWE-4012019

CVE-2019-11463

MEDIUM
CVSS:5.5(Medium)

A memory leak in archive_read_format_zip_cleanup in archive_read_support_format_zip.c in libarchive 3.3.4-dev allows remote attackers to cause a denial of service via a crafted ZIP file because of a H...

CWE-4012019