PT-2025-49460 · Linux+2 · Linux Kernel+2

Published 2025-12-08 · Updated 2026-02-24 · CVE-2022-50619

Positive Technologies (AI Summary)

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

Description A memory leak exists in the kfd mem dmamap userptr() function within the drm/amdkfd module. This occurs when the number of pages from the userptr BO differs from the SG BO, leading to unfreed memory in certain error scenarios. The issue arises because memory is allocated for the SG table before a check on the number of pages is performed.

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

Exploit

Related Identifiers

CVE-2022-50619

RHSA-2023:6583

RHSA-2023:7077

SUSE-SU-2026:0263-1

SUSE-SU-2026:0317-1

SUSE-SU-2026:0411-1

SUSE-SU-2026:0617-1

Affected Products

Centos

Linux Kernel

Red Hat

References · 972

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50619.json · Exploit
• https://security-tracker.debian.org/tracker/CVE-2022-50619 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50619 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-50619 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0617-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50619 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50619 · Security Note
• https://cve.org/CVERecord?id=CVE-2022-50619 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2026:0411-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0263-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0317-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50619 · Vendor Advisory
• https://suse.com/security/cve/CVE-2023-53862 · Note
• https://bugzilla.suse.com/1255970 · Note
• https://suse.com/security/cve/CVE-2023-54025 · Note