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Huawei EulerOS: CVE-2021-47473: kernel security update

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Huawei EulerOS: CVE-2021-47473: kernel security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
05/22/2024
Created
10/09/2024
Added
10/08/2024
Modified
01/30/2025

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.

Solution(s)

  • huawei-euleros-2_0_sp10-upgrade-kernel
  • huawei-euleros-2_0_sp10-upgrade-kernel-abi-stablelists
  • huawei-euleros-2_0_sp10-upgrade-kernel-tools
  • huawei-euleros-2_0_sp10-upgrade-kernel-tools-libs
  • huawei-euleros-2_0_sp10-upgrade-python3-perf

References

  • https://attackerkb.com/topics/cve-2021-47473
  • CVE - 2021-47473
  • EulerOS-SA-2024-2441
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