CVE-2022-50840

high

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible UAF in snic_tgt_create() Smatch reports a warning as follows: drivers/scsi/snic/snic_disc.c:307 snic_tgt_create() warn: '&tgt->list' not removed from list If device_add() fails in snic_tgt_create(), tgt will be freed, but tgt->list will not be removed from snic->disc.tgt_list, then list traversal may cause UAF. Remove from snic->disc.tgt_list before free().

References

https://git.kernel.org/stable/c/f9d8b8ba0f1a16cde0b1fc9e80466df76b6db8ff

https://git.kernel.org/stable/c/e118df492320176af94deec000ae034cc92be754

https://git.kernel.org/stable/c/c7f0f8dab1ae5def57c1a8a9cafd6fabe1dc27cc

https://git.kernel.org/stable/c/ad27f74e901fc48729733c88818e6b96c813057d

https://git.kernel.org/stable/c/6866154c23fba40888ad6d554cccd4bf2edb755e

https://git.kernel.org/stable/c/4141cd9e8b3379aea52a85d2c35f6eaf26d14e86

https://git.kernel.org/stable/c/3772319e40527e6a5f2ec1d729e01f271d818f5c

https://git.kernel.org/stable/c/3007f96ca20c848d0b1b052df6d2cb5ae5586e78

https://git.kernel.org/stable/c/1895e908b3ae66a5312fd1b2cdda2da82993dca7

Details

Source: Mitre, NVD

Published: 2025-12-30

Updated: 2025-12-31

Risk Information

CVSS v2

Base Score: 5.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Severity: High

EPSS

EPSS: 0.00033