PT-2024-8917 · Linux+3 · Linux Kernel+3

Published 2024-05-24 · Updated 2026-03-14 · CVE-2021-47504

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Linux kernel (affected versions not specified)

Description: The issue is related to the io uring component of the Linux kernel, which is associated with resource management errors. If a work item is canceled but needs to be processed through task work, the system can sleep uninterruptibly in io uring cancel generic() and never process it, resulting in an uninterruptible sleep warning. This can lead to a denial of service.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-399

Related Identifiers

BDU:2024-10585

CVE-2021-47504

OESA-2024-2080

SUSE-SU-2024:2008-1

SUSE-SU-2024:2019-1

SUSE-SU-2024:2190-1

Affected Products

Debian

Linux Kernel

Red Os

Suse

References · 1238

• https://nvd.nist.gov/vuln/detail/CVE-2021-47292 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-42305 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-47504 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48898 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:2019-1 · Vendor Advisory
• https://git.kernel.org/stable/c/78a780602075d8b00c98070fa26e389b3b3efa72 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-48656 · Security Note
• https://ubuntu.com/security/CVE-2021-47504 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48642 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-52903 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-48648 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:2190-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48639 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-52898 · Security Note
• https://osv.dev/vulnerability/OESA-2024-2080 · Vendor Advisory