PT-2024-11790 · Linux+2 · Linux Kernel+2

Christoph Fritz · Published 2022-01-12 · Updated 2024-08-22 · CVE-2022-48741

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 a NULL pointer dereference in the copy up warning of the ovl component in the Linux kernel. This could potentially allow an attacker to cause a denial of service. The patch fixes the NULL pointer dereference to get a recently introduced warning message working.

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:2025-14254

CVE-2022-48741

Affected Products

Astra Linux

Linux Kernel

Red Os

References · 19

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48741.json · Exploit
• https://bdu.fstec.ru/vul/2025-14254 · Security Note
• https://git.kernel.org/stable/c/9c7f8a35c5a83740c0e3ea540b6ad145c50d79aa · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-48741 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-48741 · Vendor Advisory
• https://git.kernel.org/stable/c/e6b678c1a3673de6a5d2f4e22bb725a086a0701a · Patch
• https://osv.dev/vulnerability/CVE-2022-48741 · Vendor Advisory
• https://git.kernel.org/stable/c/4ee7e4a6c9b298da44029ed9ec8ed23ae49cc209 · Patch
• https://cve.org/CVERecord?id=CVE-2022-48741 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-48741 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48741 · Security Note
• https://ubuntu.com/security/CVE-2022-48741 · Vendor Advisory
• https://lore.kernel.org/linux-cve-announce/2024062002-CVE-2022-48741-cdd7@gregkh · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.20 · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.6 · Note