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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:258014
[Rus]
Version
3
Class
vulnerability
ALTXid
491182
Language
English
Severity
Medium
Title
openSUSE -- vulnerability in Linux kernel (CVE-2024-26627)
Description
The vulnerability was found in Linux kernel.
Family
unix
Platform
openSUSE Leap 15.5
Product
Linux kernel
Reference
VENDOR: SUSE-SU-2024:1480-1
VENDOR: SUSE-SU-2024:1480-1
Id:
SUSE-SU-2024:1480-1
Reference:
https://www.suse.com/support/update/announcement/2024/suse-su-20241480-1/
VENDOR: SUSE-SU-2024:1466-1
VENDOR: SUSE-SU-2024:1466-1
Id:
SUSE-SU-2024:1466-1
Reference:
https://www.suse.com/support/update/announcement/2024/suse-su-20241466-1/
VENDOR: SUSE-SU-2024:1332-2
VENDOR: SUSE-SU-2024:1332-2
Id:
SUSE-SU-2024:1332-2
Reference:
https://www.suse.com/support/update/announcement/2024/suse-su-20241332-2/
VENDOR: SUSE-SU-2024:1332-1
VENDOR: SUSE-SU-2024:1332-1
Id:
SUSE-SU-2024:1332-1
Reference:
https://www.suse.com/support/update/announcement/2024/suse-su-20241332-1/
VENDOR: SUSE-SU-2024:1322-2
VENDOR: SUSE-SU-2024:1322-2
Id:
SUSE-SU-2024:1322-2
Reference:
https://www.suse.com/support/update/announcement/2024/suse-su-20241322-2/
CVE: CVE-2024-26627
CVE: CVE-2024-26627
Id:
CVE-2024-26627
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26627
Comment
: In the Linux kernel, the following vulnerability has been resolved: scsi: core: Move scsi_host_busy() out of host lock for waking up EH handler Inside scsi_eh_wakeup(), scsi_host_busy() is called & checked with host lock every time for deciding if error handler kthread needs to be waken up. This can be too heavy in case of recovery, such as: - N hardware queues - queue depth is M for each hardware queue - each scsi_host_busy() iterates over (N * M) tag/requests If recovery is triggered in case that all requests are in-flight, each scsi_eh_wakeup() is strictly serialized, when scsi_eh_wakeup() is called for the last in-flight request, scsi_host_busy() has been run for (N * M - 1) times, and request has been iterated for (N*M - 1) * (N * M) times. If both N and M are big enough, hard lockup can be triggered on acquiring host lock, and it is observed on mpi3mr(128 hw queues, queue depth 8169). Fix the issue by calling scsi_host_busy() outside the host lock. We don't need the host lock for getting busy count because host the lock never covers that. [mkp: Drop unnecessary 'busy' variables pointed out by Bart]
References:
https://git.kernel.org/stable/c/f5944853f7a961fedc1227dc8f60393f8936d37c ()
https://git.kernel.org/stable/c/d37c1c81419fdef66ebd0747cf76fb8b7d979059 ()
https://git.kernel.org/stable/c/db6338f45971b4285ea368432a84033690eaf53c ()
https://git.kernel.org/stable/c/65ead8468c21c2676d4d06f50b46beffdea69df1 ()
https://git.kernel.org/stable/c/07e3ca0f17f579491b5f54e9ed05173d6c1d6fcb ()
https://git.kernel.org/stable/c/4373534a9850627a2695317944898eb1283a2db0 ()
VENDOR: SUSE-SU-2024:1322-1
VENDOR: SUSE-SU-2024:1322-1
Id:
SUSE-SU-2024:1322-1
Reference:
https://www.suse.com/support/update/announcement/2024/suse-su-20241322-1/
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