PT-2025-37610 · Linux+2 · Linux Kernel+2

Published 2022-11-24 · Updated 2025-10-23 · CVE-2022-50308

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 Linux kernel contains an issue where the return value of the devm kcalloc function is not checked. This can lead to a NULL pointer dereference if devm kcalloc returns NULL.

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

Exploit

Unchecked Return Value

NULL Pointer Dereference

Weakness Enumeration

CWE-252

CWE-476

Related Identifiers

BDU:2026-05968

CVE-2022-50308

RHSA-2023:2458

RHSA-2023:2951

SUSE-SU-2025:03615-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 864

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50308.json · Exploit
• https://git.kernel.org/stable/c/f849c116d320e85d1e2c2804c0edb0be3953b62d · Patch
• https://git.kernel.org/stable/c/b1e4f92dd0c1d3c162d7ca6c1196995565cca96d · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:03628-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50308 · Security Note
• https://git.kernel.org/stable/c/4518d7cc38b7d1a7ce5a7878ca601c91e19fe47d · Patch
• https://git.kernel.org/stable/c/1bf5ee979076ceb121ee51c95197d890b1cee7f4 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:3761-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:3716-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-05968 · Security Note
• https://cve.org/CVERecord?id=CVE-2022-50308 · Security Note
• https://ubuntu.com/security/CVE-2022-50308 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50308 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03615-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-50308 · Vendor Advisory