PT-2024-11793 · Linux+3 · Linux Kernel+3

Published 2022-01-09 · Updated 2024-09-25 · CVE-2022-48749

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 an invalid parameter check in the dpu setup dspp pcc function, which performs a check on the ctx input parameter but uses it before the check. This can lead to a possible NULL pointer dereference. The function should initialize the base variable after the sanity check to avoid this issue.

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

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

BDU:2025-14255

CVE-2022-48749

OPENSUSE-SU-2024_2362-1

OPENSUSE-SU-2024_2372-1

OPENSUSE-SU-2024_2394-1

OPENSUSE-SU-2024_2947-1

SUSE-SU-2024:2362-1

SUSE-SU-2024:2372-1

SUSE-SU-2024:2384-1

SUSE-SU-2024:2394-1

SUSE-SU-2024:2894-1

SUSE-SU-2024:2902-1

SUSE-SU-2024:2929-1

SUSE-SU-2024:2939-1

SUSE-SU-2024:2947-1

Affected Products

Astra Linux

Linux Kernel

Red Os

Suse

References · 1271

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/vmwgfx_fd_priv_esc.rb · Exploit
• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48749.json · Exploit
• https://cve.org/CVERecord?id=CVE-2022-48749 · Security Note
• https://git.kernel.org/stable/c/1ebc18836d5df09061657f8c548e594cbb519476 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2024:2384-1 · Vendor Advisory
• https://git.kernel.org/stable/c/93a6e920d8ccb4df846c03b6e72f7e08843d294c · Patch
• https://osv.dev/vulnerability/SUSE-SU-2024:2929-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-48749 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:2394-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:2894-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:2939-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-48749 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-48749 · Vendor Advisory
• https://git.kernel.org/stable/c/170b22234d5495f5e0844246e23f004639ee89ba · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-48749 · Security Note