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CVE-2024-56583

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: sched/deadline: Fix warning in migrate_enable for boosted tasks When running the following command: while true; do stress-…

Published Dec 27, 2024EPSS 0.23%

Overview

CVE-2024-56583 is a medium-severity vulnerability. It was published on December 27, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

sched/deadline: Fix warning in migrate_enable for boosted tasks

When running the following command:

while true; do

stress-ng --cyclic 30 --timeout 30s --minimize --quiet

done

a warning is eventually triggered:

WARNING: CPU: 43 PID: 2848 at kernel/sched/deadline.c:794

setup_new_dl_entity+0x13e/0x180

...

Call Trace:

<TASK>

? show_trace_log_lvl+0x1c4/0x2df

? enqueue_dl_entity+0x631/0x6e0

? setup_new_dl_entity+0x13e/0x180

? __warn+0x7e/0xd0

? report_bug+0x11a/0x1a0

? handle_bug+0x3c/0x70

? exc_invalid_op+0x14/0x70

? asm_exc_invalid_op+0x16/0x20

enqueue_dl_entity+0x631/0x6e0

enqueue_task_dl+0x7d/0x120

__do_set_cpus_allowed+0xe3/0x280

__set_cpus_allowed_ptr_locked+0x140/0x1d0

__set_cpus_allowed_ptr+0x54/0xa0

migrate_enable+0x7e/0x150

rt_spin_unlock+0x1c/0x90

group_send_sig_info+0xf7/0x1a0

? kill_pid_info+0x1f/0x1d0

kill_pid_info+0x78/0x1d0

kill_proc_info+0x5b/0x110

__x64_sys_kill+0x93/0xc0

do_s

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/0664e2c311b9fa43b33e3e81429cd0c2d7f9c638Refgit.kernel.org/stable/c/b600d30402854415aa57548a6b53dc6478f65517Refgit.kernel.org/stable/c/e41074904d9ed3fe582d6e544c77b40c22043c82

How CyberStrike helps

Frequently asked questions

What is CVE-2024-56583?

CVE-2024-56583 is a medium-severity vulnerability. It was published on December 27, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-56583?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-56583?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-56583?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-56583 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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