CVE-2021-47473

low

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix a memory leak in an error path of qla2x00_process_els() Commit 8c0eb596baa5 ("[SCSI] qla2xxx: Fix a memory leak in an error path of qla2x00_process_els()"), intended to change: bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN bsg_job->request->msgcode != FC_BSG_RPT_ELS but changed it to: bsg_job->request->msgcode == FC_BSG_RPT_ELS instead. Change the == to a != to avoid leaking the fcport structure or freeing unallocated memory.

References

https://git.kernel.org/stable/c/a7fbb56e6c941d9f59437b96412a348e66388d3e

https://git.kernel.org/stable/c/96f0aebf29be25254fa585af43924e34aa21fd9a

https://git.kernel.org/stable/c/7fb223d0ad801f633c78cbe42b1d1b55f5d163ad

Details

Source: Mitre, NVD

Published: 2024-05-22

Updated: 2024-05-22

Risk Information

CVSS v2

Base Score: 1.7

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

Severity: Low

CVSS v3

Base Score: 3.3

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

Severity: Low