PT-2025-43090 · Linux+1 · Linux Kernel+1

Published 2022-09-12 · Updated 2026-02-12 · CVE-2022-50580

Positive Technologies (AI Summary)

CVSS v2.0

4.6

Medium

Base vector

AV:L/AC:L/Au:S/C:N/I:N/A:C

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

Description A flaw was discovered in the Linux kernel related to block I/O throttling. A potential integer overflow exists within the tg with in bps limit() function, specifically in the calculation of 'bps limit * jiffy elapsed rnd'. This calculation could lead to unexpected behavior or potentially impact system stability. The issue was identified through code review. The fix involves using the mul u64 u64 div u64() function to perform the multiplication and division in a safer manner.

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

Exploit

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

BDU:2026-04637

CVE-2022-50580

RHSA-2023:2458

SUSE-SU-2025:4111-1

SUSE-SU-2025:4139-1

SUSE-SU-2025:4149-1

SUSE-SU-2025:4320-1

SUSE-SU-2026:0473-1

Affected Products

Linux Kernel

Suse

References · 749

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50580.json · Exploit
• https://osv.dev/vulnerability/SUSE-SU-2025:4149-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4111-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4139-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50580 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0473-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50580 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-50580 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50580 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50580 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50580 · Security Note
• https://osv.dev/vulnerability/CVE-2022-50580 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-04637 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:4320-1 · Vendor Advisory
• https://suse.com/security/cve/CVE-2023-54282 · Note